; LLVM IR from bldeng/AASolver :: AndersonOpt/external/OpenMesh/Core/IO/reader (OBJReader)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"struct.OpenMesh::VertexHandle" = type { %"class.OpenMesh::BaseHandle" }
%"class.OpenMesh::BaseHandle" = type { i32 }
%"class.OpenMesh::VectorT" = type { %"struct.std::array" }
%"struct.std::array" = type { [3 x float] }
%"class.OpenMesh::VectorT.40" = type { %"struct.std::array.41" }
%"struct.std::array.41" = type { [2 x float] }

@.str.5 = external hidden unnamed_addr constant [42 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [51 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8OpenMesh2IO10trimStringERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3

declare noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv() #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3badEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strERKNS_12basic_stringIcS2_S3_EE(ptr noundef nonnull align 8 dereferenceable(128), ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

declare void @_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate(ptr noundef nonnull align 8 dereferenceable(264), i32 noundef) #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #4

; Function Attrs: nounwind willreturn memory(read)
declare i32 @isspace(i32 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN8OpenMesh2IO11_OBJReader_13read_verticesERSiRNS0_12BaseImporterERNS0_7OptionsERSt6vectorINS_7VectorTIfLi3EEESaIS9_EESC_SC_RS7_INS8_IfLi2EEESaISD_EERS7_INS_12VertexHandleESaISH_EES6_(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 4 dereferenceable(4) %9) #0 align 2 personality ptr @__gxx_personality_v0 {
  %11 = alloca i1, align 1
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca ptr, align 8
  %17 = alloca ptr, align 8
  %18 = alloca ptr, align 8
  %19 = alloca ptr, align 8
  %20 = alloca ptr, align 8
  %21 = alloca ptr, align 8
  %22 = alloca float, align 4
  %23 = alloca float, align 4
  %24 = alloca float, align 4
  %25 = alloca float, align 4
  %26 = alloca float, align 4
  %27 = alloca float, align 4
  %28 = alloca float, align 4
  %29 = alloca float, align 4
  %30 = alloca float, align 4
  %31 = alloca %"class.std::__cxx11::basic_string", align 8
  %32 = alloca %"class.std::__cxx11::basic_string", align 8
  %33 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %34 = alloca ptr, align 8
  %35 = alloca i32, align 4
  %36 = alloca ptr, align 8
  %37 = alloca i32, align 4
  %38 = alloca %"struct.OpenMesh::VertexHandle", align 4
  %39 = alloca %"class.OpenMesh::VectorT", align 4
  %40 = alloca %"class.OpenMesh::VectorT", align 4
  %41 = alloca %"class.OpenMesh::VectorT.40", align 4
  %42 = alloca %"class.OpenMesh::VectorT", align 4
  %43 = alloca %"class.OpenMesh::VectorT", align 4
  %44 = alloca %"class.OpenMesh::VectorT", align 4
  store ptr %0, ptr %12, align 8, !tbaa !5
  store ptr %1, ptr %13, align 8, !tbaa !5
  store ptr %2, ptr %14, align 8, !tbaa !5
  store ptr %3, ptr %15, align 8, !tbaa !5
  store ptr %4, ptr %16, align 8, !tbaa !5
  store ptr %5, ptr %17, align 8, !tbaa !5
  store ptr %6, ptr %18, align 8, !tbaa !5
  store ptr %7, ptr %19, align 8, !tbaa !5
  store ptr %8, ptr %20, align 8, !tbaa !5
  store ptr %9, ptr %21, align 8, !tbaa !5
  %45 = load ptr, ptr %12, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %25) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %26) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %27) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %28) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %29) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %30) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %31) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %31) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %32) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %32) #7
  call void @llvm.lifetime.start.p0(i64 392, ptr %33) #7
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %33)
          to label %46 unwind label %83

46:                                               ; preds = %10
  call void @llvm.lifetime.start.p0(i64 8, ptr %36) #7
  %47 = load ptr, ptr %15, align 8, !tbaa !5
  store ptr %47, ptr %36, align 8, !tbaa !5
  br label %48

48:                                               ; preds = %329, %108, %46
  %49 = load ptr, ptr %13, align 8, !tbaa !5
  %50 = load ptr, ptr %49, align 8, !tbaa !9
  %51 = getelementptr i8, ptr %50, i64 -24
  %52 = load i64, ptr %51, align 8
  %53 = getelementptr inbounds i8, ptr %49, i64 %52
  %54 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %53)
          to label %55 unwind label %87

55:                                               ; preds = %48
  br i1 %54, label %56, label %65

56:                                               ; preds = %55
  %57 = load ptr, ptr %13, align 8, !tbaa !5
  %58 = load ptr, ptr %57, align 8, !tbaa !9
  %59 = getelementptr i8, ptr %58, i64 -24
  %60 = load i64, ptr %59, align 8
  %61 = getelementptr inbounds i8, ptr %57, i64 %60
  %62 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %61)
          to label %63 unwind label %87

63:                                               ; preds = %56
  %64 = xor i1 %62, true
  br label %65

65:                                               ; preds = %63, %55
  %66 = phi i1 [ false, %55 ], [ %64, %63 ]
  br i1 %66, label %67, label %330

67:                                               ; preds = %65
  %68 = load ptr, ptr %13, align 8, !tbaa !5
  %69 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %68, ptr noundef nonnull align 8 dereferenceable(32) %31)
          to label %70 unwind label %87

70:                                               ; preds = %67
  %71 = load ptr, ptr %13, align 8, !tbaa !5
  %72 = load ptr, ptr %71, align 8, !tbaa !9
  %73 = getelementptr i8, ptr %72, i64 -24
  %74 = load i64, ptr %73, align 8
  %75 = getelementptr inbounds i8, ptr %71, i64 %74
  %76 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3badEv(ptr noundef nonnull align 8 dereferenceable(264) %75)
          to label %77 unwind label %87

77:                                               ; preds = %70
  br i1 %76, label %78, label %91

78:                                               ; preds = %77
  %79 = invoke noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv()
          to label %80 unwind label %87

80:                                               ; preds = %78
  %81 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef @.str.5)
          to label %82 unwind label %87

82:                                               ; preds = %80
  store i1 false, ptr %11, align 1
  store i32 1, ptr %37, align 4
  br label %331

83:                                               ; preds = %10
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %34, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %35, align 4
  br label %334

87:                                               ; preds = %316, %306, %299, %297, %295, %293, %290, %280, %270, %263, %261, %259, %257, %254, %250, %248, %246, %244, %220, %218, %215, %212, %203, %199, %192, %190, %188, %185, %164, %160, %153, %151, %149, %147, %126, %124, %122, %120, %117, %115, %110, %109, %101, %95, %91, %80, %78, %70, %67, %56, %48
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %34, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %35, align 4
  br label %333

91:                                               ; preds = %77
  invoke void @_ZN8OpenMesh2IO10trimStringERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %31)
          to label %92 unwind label %87

92:                                               ; preds = %91
  %93 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %31) #7
  %94 = icmp eq i64 %93, 0
  br i1 %94, label %108, label %95

95:                                               ; preds = %92
  %96 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %31, i64 noundef 0)
          to label %97 unwind label %87

97:                                               ; preds = %95
  %98 = load i8, ptr %96, align 1, !tbaa !11
  %99 = sext i8 %98 to i32
  %100 = icmp eq i32 %99, 35
  br i1 %100, label %108, label %101

101:                                              ; preds = %97
  %102 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %31, i64 noundef 0)
          to label %103 unwind label %87

103:                                              ; preds = %101
  %104 = load i8, ptr %102, align 1, !tbaa !11
  %105 = sext i8 %104 to i32
  %106 = call i32 @isspace(i32 noundef %105) #8
  %107 = icmp ne i32 %106, 0
  br i1 %107, label %108, label %109

108:                                              ; preds = %103, %97, %92
  br label %48, !llvm.loop !12

109:                                              ; preds = %103
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strERKNS_12basic_stringIcS2_S3_EE(ptr noundef nonnull align 8 dereferenceable(128) %33, ptr noundef nonnull align 8 dereferenceable(32) %31)
          to label %110 unwind label %87

110:                                              ; preds = %109
  %111 = load ptr, ptr %33, align 8, !tbaa !9
  %112 = getelementptr i8, ptr %111, i64 -24
  %113 = load i64, ptr %112, align 8
  %114 = getelementptr inbounds i8, ptr %33, i64 %113
  invoke void @_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate(ptr noundef nonnull align 8 dereferenceable(264) %114, i32 noundef 0)
          to label %115 unwind label %87

115:                                              ; preds = %110
  %116 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 8 dereferenceable(32) %32)
          to label %117 unwind label %87

117:                                              ; preds = %115
  %118 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef @.str.13)
          to label %119 unwind label %87

119:                                              ; preds = %117
  br i1 %118, label %120, label %185

120:                                              ; preds = %119
  %121 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %22)
          to label %122 unwind label %87

122:                                              ; preds = %120
  %123 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %23)
          to label %124 unwind label %87

124:                                              ; preds = %122
  %125 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %24)
          to label %126 unwind label %87

126:                                              ; preds = %124
  %127 = load ptr, ptr %33, align 8, !tbaa !9
  %128 = getelementptr i8, ptr %127, i64 -24
  %129 = load i64, ptr %128, align 8
  %130 = getelementptr inbounds i8, ptr %33, i64 %129
  %131 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %130)
          to label %132 unwind label %87

132:                                              ; preds = %126
  br i1 %131, label %184, label %133

133:                                              ; preds = %132
  %134 = load ptr, ptr %20, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %38) #7
  %135 = load ptr, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %39) #7
  %136 = load float, ptr %22, align 4, !tbaa !14
  %137 = load float, ptr %23, align 4, !tbaa !14
  %138 = load float, ptr %24, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %39, float noundef %136, float noundef %137, float noundef %138)
          to label %139 unwind label %174

139:                                              ; preds = %133
  %140 = load ptr, ptr %135, align 8, !tbaa !9
  %141 = getelementptr inbounds ptr, ptr %140, i64 2
  %142 = load ptr, ptr %141, align 8
  %143 = invoke i32 %142(ptr noundef nonnull align 8 dereferenceable(8) %135, ptr noundef nonnull align 4 dereferenceable(12) %39)
          to label %144 unwind label %174

144:                                              ; preds = %139
  %145 = getelementptr inbounds %"struct.OpenMesh::VertexHandle", ptr %38, i32 0, i32 0
  %146 = getelementptr inbounds %"class.OpenMesh::BaseHandle", ptr %145, i32 0, i32 0
  store i32 %143, ptr %146, align 4
  invoke void @_ZNSt6vectorIN8OpenMesh12VertexHandleESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %134, ptr noundef nonnull align 4 dereferenceable(4) %38)
          to label %147 unwind label %174

147:                                              ; preds = %144
  call void @llvm.lifetime.end.p0(i64 12, ptr %39) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %38) #7
  %148 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %28)
          to label %149 unwind label %87

149:                                              ; preds = %147
  %150 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %29)
          to label %151 unwind label %87

151:                                              ; preds = %149
  %152 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %30)
          to label %153 unwind label %87

153:                                              ; preds = %151
  %154 = load ptr, ptr %33, align 8, !tbaa !9
  %155 = getelementptr i8, ptr %154, i64 -24
  %156 = load i64, ptr %155, align 8
  %157 = getelementptr inbounds i8, ptr %33, i64 %156
  %158 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %157)
          to label %159 unwind label %87

159:                                              ; preds = %153
  br i1 %158, label %183, label %160

160:                                              ; preds = %159
  %161 = load ptr, ptr %36, align 8, !tbaa !5
  %162 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4) %161)
          to label %163 unwind label %87

163:                                              ; preds = %160
  br i1 %162, label %164, label %182

164:                                              ; preds = %163
  %165 = load ptr, ptr %21, align 8, !tbaa !5
  %166 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %165, i32 noundef 32)
          to label %167 unwind label %87

167:                                              ; preds = %164
  %168 = load ptr, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %40) #7
  %169 = load float, ptr %28, align 4, !tbaa !14
  %170 = load float, ptr %29, align 4, !tbaa !14
  %171 = load float, ptr %30, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %40, float noundef %169, float noundef %170, float noundef %171)
          to label %172 unwind label %178

172:                                              ; preds = %167
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %168, ptr noundef nonnull align 4 dereferenceable(12) %40)
          to label %173 unwind label %178

173:                                              ; preds = %172
  call void @llvm.lifetime.end.p0(i64 12, ptr %40) #7
  br label %182

174:                                              ; preds = %144, %139, %133
  %175 = landingpad { ptr, i32 }
          cleanup
  %176 = extractvalue { ptr, i32 } %175, 0
  store ptr %176, ptr %34, align 8
  %177 = extractvalue { ptr, i32 } %175, 1
  store i32 %177, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %39) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %38) #7
  br label %333

178:                                              ; preds = %172, %167
  %179 = landingpad { ptr, i32 }
          cleanup
  %180 = extractvalue { ptr, i32 } %179, 0
  store ptr %180, ptr %34, align 8
  %181 = extractvalue { ptr, i32 } %179, 1
  store i32 %181, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %40) #7
  br label %333

182:                                              ; preds = %173, %163
  br label %183

183:                                              ; preds = %182, %159
  br label %184

184:                                              ; preds = %183, %132
  br label %329

185:                                              ; preds = %119
  %186 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef @.str.14)
          to label %187 unwind label %87

187:                                              ; preds = %185
  br i1 %186, label %188, label %254

188:                                              ; preds = %187
  %189 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %25)
          to label %190 unwind label %87

190:                                              ; preds = %188
  %191 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %26)
          to label %192 unwind label %87

192:                                              ; preds = %190
  %193 = load ptr, ptr %33, align 8, !tbaa !9
  %194 = getelementptr i8, ptr %193, i64 -24
  %195 = load i64, ptr %194, align 8
  %196 = getelementptr inbounds i8, ptr %33, i64 %195
  %197 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %196)
          to label %198 unwind label %87

198:                                              ; preds = %192
  br i1 %197, label %244, label %199

199:                                              ; preds = %198
  %200 = load ptr, ptr %36, align 8, !tbaa !5
  %201 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options19vertex_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4) %200)
          to label %202 unwind label %87

202:                                              ; preds = %199
  br i1 %201, label %207, label %203

203:                                              ; preds = %202
  %204 = load ptr, ptr %36, align 8, !tbaa !5
  %205 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17face_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4) %204)
          to label %206 unwind label %87

206:                                              ; preds = %203
  br i1 %205, label %207, label %243

207:                                              ; preds = %206, %202
  %208 = load ptr, ptr %19, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %41) #7
  %209 = load float, ptr %25, align 4, !tbaa !14
  %210 = load float, ptr %26, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi2EEC2IJffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(8) %41, float noundef %209, float noundef %210)
          to label %211 unwind label %234

211:                                              ; preds = %207
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi2EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %208, ptr noundef nonnull align 4 dereferenceable(8) %41)
          to label %212 unwind label %234

212:                                              ; preds = %211
  call void @llvm.lifetime.end.p0(i64 8, ptr %41) #7
  %213 = load ptr, ptr %21, align 8, !tbaa !5
  %214 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %213, i32 noundef 64)
          to label %215 unwind label %87

215:                                              ; preds = %212
  %216 = load ptr, ptr %21, align 8, !tbaa !5
  %217 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %216, i32 noundef 1024)
          to label %218 unwind label %87

218:                                              ; preds = %215
  %219 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %27)
          to label %220 unwind label %87

220:                                              ; preds = %218
  %221 = load ptr, ptr %33, align 8, !tbaa !9
  %222 = getelementptr i8, ptr %221, i64 -24
  %223 = load i64, ptr %222, align 8
  %224 = getelementptr inbounds i8, ptr %33, i64 %223
  %225 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %224)
          to label %226 unwind label %87

226:                                              ; preds = %220
  br i1 %225, label %242, label %227

227:                                              ; preds = %226
  %228 = load ptr, ptr %18, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %42) #7
  %229 = load float, ptr %25, align 4, !tbaa !14
  %230 = load float, ptr %26, align 4, !tbaa !14
  %231 = load float, ptr %27, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %42, float noundef %229, float noundef %230, float noundef %231)
          to label %232 unwind label %238

232:                                              ; preds = %227
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %228, ptr noundef nonnull align 4 dereferenceable(12) %42)
          to label %233 unwind label %238

233:                                              ; preds = %232
  call void @llvm.lifetime.end.p0(i64 12, ptr %42) #7
  br label %242

234:                                              ; preds = %211, %207
  %235 = landingpad { ptr, i32 }
          cleanup
  %236 = extractvalue { ptr, i32 } %235, 0
  store ptr %236, ptr %34, align 8
  %237 = extractvalue { ptr, i32 } %235, 1
  store i32 %237, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %41) #7
  br label %333

238:                                              ; preds = %232, %227
  %239 = landingpad { ptr, i32 }
          cleanup
  %240 = extractvalue { ptr, i32 } %239, 0
  store ptr %240, ptr %34, align 8
  %241 = extractvalue { ptr, i32 } %239, 1
  store i32 %241, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %42) #7
  br label %333

242:                                              ; preds = %233, %226
  br label %243

243:                                              ; preds = %242, %206
  br label %253

244:                                              ; preds = %198
  %245 = invoke noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv()
          to label %246 unwind label %87

246:                                              ; preds = %244
  %247 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %245, ptr noundef @.str.15)
          to label %248 unwind label %87

248:                                              ; preds = %246
  %249 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %247, ptr noundef @.str.16)
          to label %250 unwind label %87

250:                                              ; preds = %248
  %251 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %249, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %252 unwind label %87

252:                                              ; preds = %250
  store i1 false, ptr %11, align 1
  store i32 1, ptr %37, align 4
  br label %331

253:                                              ; preds = %243
  br label %328

254:                                              ; preds = %187
  %255 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef @.str.17)
          to label %256 unwind label %87

256:                                              ; preds = %254
  br i1 %255, label %257, label %290

257:                                              ; preds = %256
  %258 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %28)
          to label %259 unwind label %87

259:                                              ; preds = %257
  %260 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %29)
          to label %261 unwind label %87

261:                                              ; preds = %259
  %262 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %30)
          to label %263 unwind label %87

263:                                              ; preds = %261
  %264 = load ptr, ptr %33, align 8, !tbaa !9
  %265 = getelementptr i8, ptr %264, i64 -24
  %266 = load i64, ptr %265, align 8
  %267 = getelementptr inbounds i8, ptr %33, i64 %266
  %268 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %267)
          to label %269 unwind label %87

269:                                              ; preds = %263
  br i1 %268, label %289, label %270

270:                                              ; preds = %269
  %271 = load ptr, ptr %36, align 8, !tbaa !5
  %272 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4) %271)
          to label %273 unwind label %87

273:                                              ; preds = %270
  br i1 %272, label %274, label %288

274:                                              ; preds = %273
  %275 = load ptr, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %43) #7
  %276 = load float, ptr %28, align 4, !tbaa !14
  %277 = load float, ptr %29, align 4, !tbaa !14
  %278 = load float, ptr %30, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %43, float noundef %276, float noundef %277, float noundef %278)
          to label %279 unwind label %284

279:                                              ; preds = %274
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %275, ptr noundef nonnull align 4 dereferenceable(12) %43)
          to label %280 unwind label %284

280:                                              ; preds = %279
  call void @llvm.lifetime.end.p0(i64 12, ptr %43) #7
  %281 = load ptr, ptr %21, align 8, !tbaa !5
  %282 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %281, i32 noundef 32)
          to label %283 unwind label %87

283:                                              ; preds = %280
  br label %288

284:                                              ; preds = %279, %274
  %285 = landingpad { ptr, i32 }
          cleanup
  %286 = extractvalue { ptr, i32 } %285, 0
  store ptr %286, ptr %34, align 8
  %287 = extractvalue { ptr, i32 } %285, 1
  store i32 %287, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %43) #7
  br label %333

288:                                              ; preds = %283, %273
  br label %289

289:                                              ; preds = %288, %269
  br label %327

290:                                              ; preds = %256
  %291 = invoke noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef @.str.18)
          to label %292 unwind label %87

292:                                              ; preds = %290
  br i1 %291, label %293, label %326

293:                                              ; preds = %292
  %294 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %22)
          to label %295 unwind label %87

295:                                              ; preds = %293
  %296 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %23)
          to label %297 unwind label %87

297:                                              ; preds = %295
  %298 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %33, ptr noundef nonnull align 4 dereferenceable(4) %24)
          to label %299 unwind label %87

299:                                              ; preds = %297
  %300 = load ptr, ptr %33, align 8, !tbaa !9
  %301 = getelementptr i8, ptr %300, i64 -24
  %302 = load i64, ptr %301, align 8
  %303 = getelementptr inbounds i8, ptr %33, i64 %302
  %304 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %303)
          to label %305 unwind label %87

305:                                              ; preds = %299
  br i1 %304, label %325, label %306

306:                                              ; preds = %305
  %307 = load ptr, ptr %36, align 8, !tbaa !5
  %308 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17vertex_has_normalEv(ptr noundef nonnull align 4 dereferenceable(4) %307)
          to label %309 unwind label %87

309:                                              ; preds = %306
  br i1 %308, label %310, label %324

310:                                              ; preds = %309
  %311 = load ptr, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 12, ptr %44) #7
  %312 = load float, ptr %22, align 4, !tbaa !14
  %313 = load float, ptr %23, align 4, !tbaa !14
  %314 = load float, ptr %24, align 4, !tbaa !14
  invoke void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %44, float noundef %312, float noundef %313, float noundef %314)
          to label %315 unwind label %320

315:                                              ; preds = %310
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %311, ptr noundef nonnull align 4 dereferenceable(12) %44)
          to label %316 unwind label %320

316:                                              ; preds = %315
  call void @llvm.lifetime.end.p0(i64 12, ptr %44) #7
  %317 = load ptr, ptr %21, align 8, !tbaa !5
  %318 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %317, i32 noundef 16)
          to label %319 unwind label %87

319:                                              ; preds = %316
  br label %324

320:                                              ; preds = %315, %310
  %321 = landingpad { ptr, i32 }
          cleanup
  %322 = extractvalue { ptr, i32 } %321, 0
  store ptr %322, ptr %34, align 8
  %323 = extractvalue { ptr, i32 } %321, 1
  store i32 %323, ptr %35, align 4
  call void @llvm.lifetime.end.p0(i64 12, ptr %44) #7
  br label %333

324:                                              ; preds = %319, %309
  br label %325

325:                                              ; preds = %324, %305
  br label %326

326:                                              ; preds = %325, %292
  br label %327

327:                                              ; preds = %326, %289
  br label %328

328:                                              ; preds = %327, %253
  br label %329

329:                                              ; preds = %328, %184
  br label %48, !llvm.loop !12

330:                                              ; preds = %65
  store i1 true, ptr %11, align 1
  store i32 1, ptr %37, align 4
  br label %331

331:                                              ; preds = %330, %252, %82
  call void @llvm.lifetime.end.p0(i64 8, ptr %36) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %33) #7
  call void @llvm.lifetime.end.p0(i64 392, ptr %33) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %32) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %32) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %31) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %31) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %29) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %27) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #7
  %332 = load i1, ptr %11, align 1
  ret i1 %332

333:                                              ; preds = %320, %284, %238, %234, %178, %174, %87
  call void @llvm.lifetime.end.p0(i64 8, ptr %36) #7
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %33) #7
  br label %334

334:                                              ; preds = %333, %83
  call void @llvm.lifetime.end.p0(i64 392, ptr %33) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %32) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %32) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %31) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %31) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %29) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %27) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #7
  br label %335

335:                                              ; preds = %334
  %336 = load ptr, ptr %34, align 8
  %337 = load i32, ptr %35, align 4
  %338 = insertvalue { ptr, i32 } poison, ptr %336, 0
  %339 = insertvalue { ptr, i32 } %338, i32 %337, 1
  resume { ptr, i32 } %339
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh12VertexHandleESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12), float noundef, float noundef, float noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options19vertex_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17face_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi2EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh7VectorTIfLi2EEC2IJffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(8), float noundef, float noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17vertex_has_normalEv(ptr noundef nonnull align 4 dereferenceable(4)) #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nounwind willreturn memory(read) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }
attributes #8 = { nounwind willreturn memory(read) }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = !{!15, !15, i64 0}
!15 = !{!"float", !7, i64 0}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::__cxx11::basic_stringstream" = type { %"class.std::basic_iostream.base", %"class.std::__cxx11::basic_stringbuf", %"class.std::basic_ios" }
%"class.std::basic_iostream.base" = type { %"class.std::basic_istream.base", %"class.std::basic_ostream.base" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::__cxx11::basic_stringbuf" = type { %"class.std::basic_streambuf", i32, %"class.std::__cxx11::basic_string" }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%"class.std::locale" = type { ptr }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"struct.OpenMesh::VertexHandle" = type { %"class.OpenMesh::BaseHandle" }
%"class.OpenMesh::BaseHandle" = type { i32 }
%"class.OpenMesh::VectorT" = type { %"struct.std::array" }
%"struct.std::array" = type { [3 x float] }
%"class.OpenMesh::VectorT.40" = type { %"struct.std::array.41" }
%"struct.std::array.41" = type { [2 x float] }

@.str.5 = external hidden unnamed_addr constant [42 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [51 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN8OpenMesh2IO10trimStringERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3

declare noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv() local_unnamed_addr #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3badEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strERKNS_12basic_stringIcS2_S3_EE(ptr noundef nonnull align 8 dereferenceable(128), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

declare void @_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate(ptr noundef nonnull align 8 dereferenceable(264), i32 noundef) local_unnamed_addr #4

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: mustprogress nofree nounwind willreturn memory(read)
declare i32 @isspace(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN8OpenMesh2IO11_OBJReader_13read_verticesERSiRNS0_12BaseImporterERNS0_7OptionsERSt6vectorINS_7VectorTIfLi3EEESaIS9_EESC_SC_RS7_INS8_IfLi2EEESaISD_EERS7_INS_12VertexHandleESaISH_EES6_(ptr nocapture noundef nonnull readnone align 8 dereferenceable(88) %0, ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 4 dereferenceable(4) %9) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %11 = alloca float, align 4
  %12 = alloca float, align 4
  %13 = alloca float, align 4
  %14 = alloca float, align 4
  %15 = alloca float, align 4
  %16 = alloca float, align 4
  %17 = alloca float, align 4
  %18 = alloca float, align 4
  %19 = alloca float, align 4
  %20 = alloca %"class.std::__cxx11::basic_string", align 8
  %21 = alloca %"class.std::__cxx11::basic_string", align 8
  %22 = alloca %"class.std::__cxx11::basic_stringstream", align 8
  %23 = alloca %"struct.OpenMesh::VertexHandle", align 4
  %24 = alloca %"class.OpenMesh::VectorT", align 4
  %25 = alloca %"class.OpenMesh::VectorT", align 4
  %26 = alloca %"class.OpenMesh::VectorT.40", align 4
  %27 = alloca %"class.OpenMesh::VectorT", align 4
  %28 = alloca %"class.OpenMesh::VectorT", align 4
  %29 = alloca %"class.OpenMesh::VectorT", align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %15) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %16) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %17) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %18) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %19) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %20) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %21) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #7
  call void @llvm.lifetime.start.p0(i64 392, ptr nonnull %22) #7
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(128) %22)
          to label %.preheader unwind label %55

.preheader:                                       ; preds = %10, %.preheader.backedge
  %30 = load ptr, ptr %1, align 8, !tbaa !5
  %31 = getelementptr i8, ptr %30, i64 -24
  %32 = load i64, ptr %31, align 8
  %33 = getelementptr inbounds i8, ptr %1, i64 %32
  %34 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %33)
          to label %35 unwind label %.loopexit

35:                                               ; preds = %.preheader
  br i1 %34, label %36, label %.critedge

36:                                               ; preds = %35
  %37 = load ptr, ptr %1, align 8, !tbaa !5
  %38 = getelementptr i8, ptr %37, i64 -24
  %39 = load i64, ptr %38, align 8
  %40 = getelementptr inbounds i8, ptr %1, i64 %39
  %41 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %40)
          to label %42 unwind label %.loopexit

42:                                               ; preds = %36
  br i1 %41, label %.critedge, label %43

43:                                               ; preds = %42
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZSt7getlineIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull align 8 dereferenceable(32) %20)
          to label %45 unwind label %.loopexit

45:                                               ; preds = %43
  %46 = load ptr, ptr %1, align 8, !tbaa !5
  %47 = getelementptr i8, ptr %46, i64 -24
  %48 = load i64, ptr %47, align 8
  %49 = getelementptr inbounds i8, ptr %1, i64 %48
  %50 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3badEv(ptr noundef nonnull align 8 dereferenceable(264) %49)
  br i1 %50, label %51, label %57

51:                                               ; preds = %45
  %52 = invoke noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv()
          to label %53 unwind label %.loopexit.split-lp

53:                                               ; preds = %51
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %52, ptr noundef nonnull @.str.5)
          to label %.critedge unwind label %.loopexit.split-lp

55:                                               ; preds = %10
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %222

.loopexit:                                        ; preds = %.preheader, %36, %43, %57, %70, %71, %76, %80, %82, %84, %101, %103, %105, %113, %128, %130, %145, %174, %176, %178, %186, %199, %201, %203
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %221

.loopexit.split-lp:                               ; preds = %51, %53, %164, %166, %168, %170
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %221

57:                                               ; preds = %45
  invoke void @_ZN8OpenMesh2IO10trimStringERNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %20)
          to label %58 unwind label %.loopexit

58:                                               ; preds = %57
  %59 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %20) #7
  %60 = icmp eq i64 %59, 0
  br i1 %60, label %.preheader.backedge, label %61

61:                                               ; preds = %58
  %62 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %20, i64 noundef 0)
  %63 = load i8, ptr %62, align 1, !tbaa !8
  %64 = icmp eq i8 %63, 35
  br i1 %64, label %.preheader.backedge, label %65

65:                                               ; preds = %61
  %66 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %20, i64 noundef 0)
  %67 = load i8, ptr %66, align 1, !tbaa !8
  %68 = sext i8 %67 to i32
  %69 = call i32 @isspace(i32 noundef %68) #8
  %.not = icmp eq i32 %69, 0
  br i1 %.not, label %70, label %.preheader.backedge

70:                                               ; preds = %65
  invoke void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEE3strERKNS_12basic_stringIcS2_S3_EE(ptr noundef nonnull align 8 dereferenceable(128) %22, ptr noundef nonnull align 8 dereferenceable(32) %20)
          to label %71 unwind label %.loopexit

71:                                               ; preds = %70
  %72 = load ptr, ptr %22, align 8, !tbaa !5
  %73 = getelementptr i8, ptr %72, i64 -24
  %74 = load i64, ptr %73, align 8
  %75 = getelementptr inbounds i8, ptr %22, i64 %74
  invoke void @_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate(ptr noundef nonnull align 8 dereferenceable(264) %75, i32 noundef 0)
          to label %76 unwind label %.loopexit

76:                                               ; preds = %71
  %77 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 8 dereferenceable(32) %21)
          to label %78 unwind label %.loopexit

78:                                               ; preds = %76
  %79 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef nonnull @.str.13)
  br i1 %79, label %80, label %126

80:                                               ; preds = %78
  %81 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %82 unwind label %.loopexit

82:                                               ; preds = %80
  %83 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %84 unwind label %.loopexit

84:                                               ; preds = %82
  %85 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %86 unwind label %.loopexit

86:                                               ; preds = %84
  %87 = load ptr, ptr %22, align 8, !tbaa !5
  %88 = getelementptr i8, ptr %87, i64 -24
  %89 = load i64, ptr %88, align 8
  %90 = getelementptr inbounds i8, ptr %22, i64 %89
  %91 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %90)
  br i1 %91, label %.preheader.backedge, label %92

92:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %23) #7
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %24) #7
  %93 = load float, ptr %11, align 4, !tbaa !10
  %94 = load float, ptr %12, align 4, !tbaa !10
  %95 = load float, ptr %13, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %24, float noundef %93, float noundef %94, float noundef %95)
  %96 = load ptr, ptr %2, align 8, !tbaa !5
  %97 = getelementptr inbounds i8, ptr %96, i64 16
  %98 = load ptr, ptr %97, align 8
  %99 = invoke i32 %98(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(12) %24)
          to label %100 unwind label %122

100:                                              ; preds = %92
  store i32 %99, ptr %23, align 4
  invoke void @_ZNSt6vectorIN8OpenMesh12VertexHandleESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull align 4 dereferenceable(4) %23)
          to label %101 unwind label %122

101:                                              ; preds = %100
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %24) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %23) #7
  %102 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %103 unwind label %.loopexit

103:                                              ; preds = %101
  %104 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %105 unwind label %.loopexit

105:                                              ; preds = %103
  %106 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %107 unwind label %.loopexit

107:                                              ; preds = %105
  %108 = load ptr, ptr %22, align 8, !tbaa !5
  %109 = getelementptr i8, ptr %108, i64 -24
  %110 = load i64, ptr %109, align 8
  %111 = getelementptr inbounds i8, ptr %22, i64 %110
  %112 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %111)
  br i1 %112, label %.preheader.backedge, label %113

.preheader.backedge:                              ; preds = %107, %121, %115, %86, %188, %193, %180, %205, %217, %211, %197, %149, %159, %140, %58, %61, %65
  br label %.preheader, !llvm.loop !12

113:                                              ; preds = %107
  %114 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %115 unwind label %.loopexit

115:                                              ; preds = %113
  br i1 %114, label %116, label %.preheader.backedge

116:                                              ; preds = %115
  %117 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %9, i32 noundef 32)
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %25) #7
  %118 = load float, ptr %17, align 4, !tbaa !10
  %119 = load float, ptr %18, align 4, !tbaa !10
  %120 = load float, ptr %19, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %25, float noundef %118, float noundef %119, float noundef %120)
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(12) %25)
          to label %121 unwind label %124

121:                                              ; preds = %116
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %25) #7
  br label %.preheader.backedge

122:                                              ; preds = %100, %92
  %123 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %24) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %23) #7
  br label %221

124:                                              ; preds = %116
  %125 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %25) #7
  br label %221

126:                                              ; preds = %78
  %127 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef nonnull @.str.14)
  br i1 %127, label %128, label %172

128:                                              ; preds = %126
  %129 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %14)
          to label %130 unwind label %.loopexit

130:                                              ; preds = %128
  %131 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %15)
          to label %132 unwind label %.loopexit

132:                                              ; preds = %130
  %133 = load ptr, ptr %22, align 8, !tbaa !5
  %134 = getelementptr i8, ptr %133, i64 -24
  %135 = load i64, ptr %134, align 8
  %136 = getelementptr inbounds i8, ptr %22, i64 %135
  %137 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %136)
  br i1 %137, label %164, label %138

138:                                              ; preds = %132
  %139 = call noundef zeroext i1 @_ZNK8OpenMesh2IO7Options19vertex_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4) %3)
  br i1 %139, label %142, label %140

140:                                              ; preds = %138
  %141 = call noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17face_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4) %3)
  br i1 %141, label %142, label %.preheader.backedge

142:                                              ; preds = %140, %138
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %26) #7
  %143 = load float, ptr %14, align 4, !tbaa !10
  %144 = load float, ptr %15, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi2EEC2IJffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(8) %26, float noundef %143, float noundef %144)
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi2EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 4 dereferenceable(8) %26)
          to label %145 unwind label %160

145:                                              ; preds = %142
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %26) #7
  %146 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %9, i32 noundef 64)
  %147 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %9, i32 noundef 1024)
  %148 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %149 unwind label %.loopexit

149:                                              ; preds = %145
  %150 = load ptr, ptr %22, align 8, !tbaa !5
  %151 = getelementptr i8, ptr %150, i64 -24
  %152 = load i64, ptr %151, align 8
  %153 = getelementptr inbounds i8, ptr %22, i64 %152
  %154 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %153)
  br i1 %154, label %.preheader.backedge, label %155

155:                                              ; preds = %149
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %27) #7
  %156 = load float, ptr %14, align 4, !tbaa !10
  %157 = load float, ptr %15, align 4, !tbaa !10
  %158 = load float, ptr %16, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %27, float noundef %156, float noundef %157, float noundef %158)
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(12) %27)
          to label %159 unwind label %162

159:                                              ; preds = %155
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %27) #7
  br label %.preheader.backedge

160:                                              ; preds = %142
  %161 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %26) #7
  br label %221

162:                                              ; preds = %155
  %163 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %27) #7
  br label %221

164:                                              ; preds = %132
  %165 = invoke noundef nonnull align 8 dereferenceable(224) ptr @_Z5omerrv()
          to label %166 unwind label %.loopexit.split-lp

166:                                              ; preds = %164
  %167 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %165, ptr noundef nonnull @.str.15)
          to label %168 unwind label %.loopexit.split-lp

168:                                              ; preds = %166
  %169 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %167, ptr noundef nonnull @.str.16)
          to label %170 unwind label %.loopexit.split-lp

170:                                              ; preds = %168
  %171 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %169, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.critedge unwind label %.loopexit.split-lp

172:                                              ; preds = %126
  %173 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef nonnull @.str.17)
  br i1 %173, label %174, label %197

174:                                              ; preds = %172
  %175 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %176 unwind label %.loopexit

176:                                              ; preds = %174
  %177 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %178 unwind label %.loopexit

178:                                              ; preds = %176
  %179 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %180 unwind label %.loopexit

180:                                              ; preds = %178
  %181 = load ptr, ptr %22, align 8, !tbaa !5
  %182 = getelementptr i8, ptr %181, i64 -24
  %183 = load i64, ptr %182, align 8
  %184 = getelementptr inbounds i8, ptr %22, i64 %183
  %185 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %184)
  br i1 %185, label %.preheader.backedge, label %186

186:                                              ; preds = %180
  %187 = invoke noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %188 unwind label %.loopexit

188:                                              ; preds = %186
  br i1 %187, label %189, label %.preheader.backedge

189:                                              ; preds = %188
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %28) #7
  %190 = load float, ptr %17, align 4, !tbaa !10
  %191 = load float, ptr %18, align 4, !tbaa !10
  %192 = load float, ptr %19, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %28, float noundef %190, float noundef %191, float noundef %192)
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(12) %28)
          to label %193 unwind label %195

193:                                              ; preds = %189
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %28) #7
  %194 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %9, i32 noundef 32)
  br label %.preheader.backedge

195:                                              ; preds = %189
  %196 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %28) #7
  br label %221

197:                                              ; preds = %172
  %198 = call noundef zeroext i1 @_ZSteqIcSt11char_traitsIcESaIcEEbRKNSt7__cxx1112basic_stringIT_T0_T1_EEPKS5_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef nonnull @.str.18)
  br i1 %198, label %199, label %.preheader.backedge

199:                                              ; preds = %197
  %200 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %201 unwind label %.loopexit

201:                                              ; preds = %199
  %202 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %203 unwind label %.loopexit

203:                                              ; preds = %201
  %204 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERf(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %205 unwind label %.loopexit

205:                                              ; preds = %203
  %206 = load ptr, ptr %22, align 8, !tbaa !5
  %207 = getelementptr i8, ptr %206, i64 -24
  %208 = load i64, ptr %207, align 8
  %209 = getelementptr inbounds i8, ptr %22, i64 %208
  %210 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4failEv(ptr noundef nonnull align 8 dereferenceable(264) %209)
  br i1 %210, label %.preheader.backedge, label %211

211:                                              ; preds = %205
  %212 = call noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17vertex_has_normalEv(ptr noundef nonnull align 4 dereferenceable(4) %3)
  br i1 %212, label %213, label %.preheader.backedge

213:                                              ; preds = %211
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %29) #7
  %214 = load float, ptr %11, align 4, !tbaa !10
  %215 = load float, ptr %12, align 4, !tbaa !10
  %216 = load float, ptr %13, align 4, !tbaa !10
  call void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12) %29, float noundef %214, float noundef %215, float noundef %216)
  invoke void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(12) %29)
          to label %217 unwind label %219

217:                                              ; preds = %213
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %29) #7
  %218 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %9, i32 noundef 16)
  br label %.preheader.backedge

219:                                              ; preds = %213
  %220 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %29) #7
  br label %221

.critedge:                                        ; preds = %42, %35, %170, %53
  %.0 = phi i1 [ false, %53 ], [ false, %170 ], [ true, %35 ], [ true, %42 ]
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %22) #7
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %22) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %21) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %20) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %19) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #7
  ret i1 %.0

221:                                              ; preds = %.loopexit, %.loopexit.split-lp, %219, %195, %162, %160, %124, %122
  %.pn = phi { ptr, i32 } [ %125, %124 ], [ %123, %122 ], [ %163, %162 ], [ %161, %160 ], [ %196, %195 ], [ %220, %219 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt7__cxx1118basic_stringstreamIcSt11char_traitsIcESaIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(128) %22) #7
  br label %222

222:                                              ; preds = %221, %55
  %.pn.pn = phi { ptr, i32 } [ %.pn, %221 ], [ %56, %55 ]
  call void @llvm.lifetime.end.p0(i64 392, ptr nonnull %22) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %21) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %20) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %19) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %17) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #7
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh12VertexHandleESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh7VectorTIfLi3EEC2IJfffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(12), float noundef, float noundef, float noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options16vertex_has_colorEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4), i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi3EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options19vertex_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17face_has_texcoordEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIN8OpenMesh7VectorTIfLi2EEESaIS2_EE9push_backEOS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh7VectorTIfLi2EEC2IJffEvvEEDpT_(ptr noundef nonnull align 4 dereferenceable(8), float noundef, float noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO7Options17vertex_has_normalEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { mustprogress nofree nounwind willreturn memory(read) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }
attributes #8 = { nounwind willreturn memory(read) }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"omnipotent char", !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"float", !9, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass