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

; 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.OpenMesh::IO::_OFFReader_" = type { %"class.OpenMesh::IO::BaseReader", %"class.OpenMesh::IO::Options", %"class.OpenMesh::IO::Options" }
%"class.OpenMesh::IO::BaseReader" = type { ptr }
%"class.OpenMesh::IO::Options" = type { i32 }

@.str.9 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; 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) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO11_OFFReader_10can_u_readERSi(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) #2 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca [4096 x i8], align 16
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i8, align 1
  %10 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %4, align 8
  %12 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  call void @_ZN8OpenMesh2IO7Options7cleanupEv(ptr noundef nonnull align 4 dereferenceable(4) %12)
  call void @llvm.lifetime.start.p0(i64 4096, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %13 = load ptr, ptr %5, align 8, !tbaa !5
  %14 = getelementptr inbounds [4096 x i8], ptr %6, i64 0, i64 0
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %13, ptr noundef %14, i64 noundef 4096)
  %16 = getelementptr inbounds [4096 x i8], ptr %6, i64 0, i64 0
  store ptr %16, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = call noundef i64 @_ZNKSi6gcountEv(ptr noundef nonnull align 8 dereferenceable(16) %17)
  store i64 %18, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #4
  store i8 0, ptr %9, align 1, !tbaa !11
  %19 = load i64, ptr %8, align 8, !tbaa !9
  %20 = icmp sgt i64 %19, 1
  br i1 %20, label %21, label %40

21:                                               ; preds = %2
  %22 = load ptr, ptr %7, align 8, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %22, i64 0
  %24 = load i8, ptr %23, align 1, !tbaa !13
  %25 = sext i8 %24 to i32
  %26 = icmp eq i32 %25, 83
  br i1 %26, label %27, label %40

27:                                               ; preds = %21
  %28 = load ptr, ptr %7, align 8, !tbaa !5
  %29 = getelementptr inbounds i8, ptr %28, i64 1
  %30 = load i8, ptr %29, align 1, !tbaa !13
  %31 = sext i8 %30 to i32
  %32 = icmp eq i32 %31, 84
  br i1 %32, label %33, label %40

33:                                               ; preds = %27
  %34 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %34, i32 noundef 64)
  %36 = load ptr, ptr %7, align 8, !tbaa !5
  %37 = getelementptr inbounds i8, ptr %36, i64 2
  store ptr %37, ptr %7, align 8, !tbaa !5
  %38 = load i64, ptr %8, align 8, !tbaa !9
  %39 = sub nsw i64 %38, 2
  store i64 %39, ptr %8, align 8, !tbaa !9
  br label %40

40:                                               ; preds = %33, %27, %21, %2
  %41 = load i64, ptr %8, align 8, !tbaa !9
  %42 = icmp sgt i64 %41, 0
  br i1 %42, label %43, label %58

43:                                               ; preds = %40
  %44 = load ptr, ptr %7, align 8, !tbaa !5
  %45 = getelementptr inbounds i8, ptr %44, i64 0
  %46 = load i8, ptr %45, align 1, !tbaa !13
  %47 = sext i8 %46 to i32
  %48 = icmp eq i32 %47, 67
  br i1 %48, label %49, label %58

49:                                               ; preds = %43
  %50 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %50, i32 noundef 32)
  %52 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %52, i32 noundef 512)
  %54 = load ptr, ptr %7, align 8, !tbaa !5
  %55 = getelementptr inbounds i8, ptr %54, i32 1
  store ptr %55, ptr %7, align 8, !tbaa !5
  %56 = load i64, ptr %8, align 8, !tbaa !9
  %57 = add nsw i64 %56, -1
  store i64 %57, ptr %8, align 8, !tbaa !9
  br label %58

58:                                               ; preds = %49, %43, %40
  %59 = load i64, ptr %8, align 8, !tbaa !9
  %60 = icmp sgt i64 %59, 0
  br i1 %60, label %61, label %74

61:                                               ; preds = %58
  %62 = load ptr, ptr %7, align 8, !tbaa !5
  %63 = getelementptr inbounds i8, ptr %62, i64 0
  %64 = load i8, ptr %63, align 1, !tbaa !13
  %65 = sext i8 %64 to i32
  %66 = icmp eq i32 %65, 78
  br i1 %66, label %67, label %74

67:                                               ; preds = %61
  %68 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %68, i32 noundef 16)
  %70 = load ptr, ptr %7, align 8, !tbaa !5
  %71 = getelementptr inbounds i8, ptr %70, i32 1
  store ptr %71, ptr %7, align 8, !tbaa !5
  %72 = load i64, ptr %8, align 8, !tbaa !9
  %73 = add nsw i64 %72, -1
  store i64 %73, ptr %8, align 8, !tbaa !9
  br label %74

74:                                               ; preds = %67, %61, %58
  %75 = load i64, ptr %8, align 8, !tbaa !9
  %76 = icmp sgt i64 %75, 0
  br i1 %76, label %77, label %88

77:                                               ; preds = %74
  %78 = load ptr, ptr %7, align 8, !tbaa !5
  %79 = getelementptr inbounds i8, ptr %78, i64 0
  %80 = load i8, ptr %79, align 1, !tbaa !13
  %81 = sext i8 %80 to i32
  %82 = icmp eq i32 %81, 52
  br i1 %82, label %83, label %88

83:                                               ; preds = %77
  store i8 1, ptr %9, align 1, !tbaa !11
  %84 = load ptr, ptr %7, align 8, !tbaa !5
  %85 = getelementptr inbounds i8, ptr %84, i32 1
  store ptr %85, ptr %7, align 8, !tbaa !5
  %86 = load i64, ptr %8, align 8, !tbaa !9
  %87 = add nsw i64 %86, -1
  store i64 %87, ptr %8, align 8, !tbaa !9
  br label %88

88:                                               ; preds = %83, %77, %74
  %89 = load i64, ptr %8, align 8, !tbaa !9
  %90 = icmp sgt i64 %89, 0
  br i1 %90, label %91, label %102

91:                                               ; preds = %88
  %92 = load ptr, ptr %7, align 8, !tbaa !5
  %93 = getelementptr inbounds i8, ptr %92, i64 0
  %94 = load i8, ptr %93, align 1, !tbaa !13
  %95 = sext i8 %94 to i32
  %96 = icmp eq i32 %95, 110
  br i1 %96, label %97, label %102

97:                                               ; preds = %91
  store i8 1, ptr %9, align 1, !tbaa !11
  %98 = load ptr, ptr %7, align 8, !tbaa !5
  %99 = getelementptr inbounds i8, ptr %98, i32 1
  store ptr %99, ptr %7, align 8, !tbaa !5
  %100 = load i64, ptr %8, align 8, !tbaa !9
  %101 = add nsw i64 %100, -1
  store i64 %101, ptr %8, align 8, !tbaa !9
  br label %102

102:                                              ; preds = %97, %91, %88
  %103 = load i64, ptr %8, align 8, !tbaa !9
  %104 = icmp slt i64 %103, 3
  br i1 %104, label %123, label %105

105:                                              ; preds = %102
  %106 = load ptr, ptr %7, align 8, !tbaa !5
  %107 = getelementptr inbounds i8, ptr %106, i64 0
  %108 = load i8, ptr %107, align 1, !tbaa !13
  %109 = sext i8 %108 to i32
  %110 = icmp eq i32 %109, 79
  br i1 %110, label %111, label %123

111:                                              ; preds = %105
  %112 = load ptr, ptr %7, align 8, !tbaa !5
  %113 = getelementptr inbounds i8, ptr %112, i64 1
  %114 = load i8, ptr %113, align 1, !tbaa !13
  %115 = sext i8 %114 to i32
  %116 = icmp eq i32 %115, 70
  br i1 %116, label %117, label %123

117:                                              ; preds = %111
  %118 = load ptr, ptr %7, align 8, !tbaa !5
  %119 = getelementptr inbounds i8, ptr %118, i64 2
  %120 = load i8, ptr %119, align 1, !tbaa !13
  %121 = sext i8 %120 to i32
  %122 = icmp eq i32 %121, 70
  br i1 %122, label %124, label %123

123:                                              ; preds = %117, %111, %105, %102
  store i1 false, ptr %3, align 1
  store i32 1, ptr %10, align 4
  br label %148

124:                                              ; preds = %117
  %125 = load ptr, ptr %7, align 8, !tbaa !5
  %126 = getelementptr inbounds i8, ptr %125, i64 4
  store ptr %126, ptr %7, align 8, !tbaa !5
  %127 = load i64, ptr %8, align 8, !tbaa !9
  %128 = icmp sge i64 %127, 4
  br i1 %128, label %129, label %132

129:                                              ; preds = %124
  %130 = load i64, ptr %8, align 8, !tbaa !9
  %131 = sub nsw i64 %130, 4
  store i64 %131, ptr %8, align 8, !tbaa !9
  br label %133

132:                                              ; preds = %124
  store i64 0, ptr %8, align 8, !tbaa !9
  br label %133

133:                                              ; preds = %132, %129
  %134 = load i64, ptr %8, align 8, !tbaa !9
  %135 = icmp sge i64 %134, 6
  br i1 %135, label %136, label %143

136:                                              ; preds = %133
  %137 = load ptr, ptr %7, align 8, !tbaa !5
  %138 = call i32 @strncmp(ptr noundef %137, ptr noundef @.str.9, i64 noundef 6) #5
  %139 = icmp eq i32 %138, 0
  br i1 %139, label %140, label %143

140:                                              ; preds = %136
  %141 = getelementptr inbounds %"class.OpenMesh::IO::_OFFReader_", ptr %11, i32 0, i32 1
  %142 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %141, i32 noundef 1)
  br label %143

143:                                              ; preds = %140, %136, %133
  %144 = load i8, ptr %9, align 1, !tbaa !11, !range !14, !noundef !15
  %145 = trunc i8 %144 to i1
  br i1 %145, label %146, label %147

146:                                              ; preds = %143
  store i1 false, ptr %3, align 1
  store i32 1, ptr %10, align 4
  br label %148

147:                                              ; preds = %143
  store i1 true, ptr %3, align 1
  store i32 1, ptr %10, align 4
  br label %148

148:                                              ; preds = %147, %146, %123
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4096, ptr %6) #4
  %149 = load i1, ptr %3, align 1
  ret i1 %149
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh2IO7Options7cleanupEv(ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSi6gcountEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @strncmp(ptr noundef, ptr noundef, i64 noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { 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 #4 = { nounwind }
attributes #5 = { 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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = !{!7, !7, i64 0}
!14 = !{i8 0, i8 2}
!15 = !{}


; 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"

@.str.9 = external hidden unnamed_addr constant [7 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; 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 #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK8OpenMesh2IO11_OFFReader_10can_u_readERSi(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 8 dereferenceable(16) %1) local_unnamed_addr #2 align 2 {
  %3 = alloca [4096 x i8], align 16
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @_ZN8OpenMesh2IO7Options7cleanupEv(ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 4096, ptr nonnull %3) #4
  %5 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %1, ptr noundef nonnull %3, i64 noundef 4096)
  %6 = call noundef i64 @_ZNKSi6gcountEv(ptr noundef nonnull align 8 dereferenceable(16) %1)
  %7 = icmp sgt i64 %6, 1
  %8 = load i8, ptr %3, align 16
  %9 = icmp eq i8 %8, 83
  %or.cond = select i1 %7, i1 %9, i1 false
  %10 = getelementptr inbounds i8, ptr %3, i64 1
  %11 = load i8, ptr %10, align 1
  %12 = icmp eq i8 %11, 84
  %or.cond47 = select i1 %or.cond, i1 %12, i1 false
  br i1 %or.cond47, label %13, label %17

13:                                               ; preds = %2
  %14 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %4, i32 noundef 64)
  %15 = getelementptr inbounds i8, ptr %3, i64 2
  %16 = add nsw i64 %6, -2
  br label %17

17:                                               ; preds = %13, %2
  %.036 = phi ptr [ %15, %13 ], [ %3, %2 ]
  %.034 = phi i64 [ %16, %13 ], [ %6, %2 ]
  %18 = icmp sgt i64 %.034, 0
  br i1 %18, label %19, label %.thread78

19:                                               ; preds = %17
  %20 = load i8, ptr %.036, align 1, !tbaa !5
  %21 = icmp eq i8 %20, 67
  br i1 %21, label %22, label %.thread

22:                                               ; preds = %19
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %4, i32 noundef 32)
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %4, i32 noundef 512)
  %25 = add nsw i64 %.034, -1
  %.not = icmp eq i64 %25, 0
  br i1 %.not, label %.thread78, label %thread-pre-split

thread-pre-split:                                 ; preds = %22
  %26 = getelementptr inbounds i8, ptr %.036, i64 1
  %.pr = load i8, ptr %26, align 1, !tbaa !5
  br label %.thread

.thread:                                          ; preds = %19, %thread-pre-split
  %27 = phi i8 [ %.pr, %thread-pre-split ], [ %20, %19 ]
  %.13551 = phi i64 [ %25, %thread-pre-split ], [ %.034, %19 ]
  %.13750 = phi ptr [ %26, %thread-pre-split ], [ %.036, %19 ]
  %28 = icmp eq i8 %27, 78
  br i1 %28, label %29, label %.thread58

29:                                               ; preds = %.thread
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %4, i32 noundef 16)
  %31 = add nsw i64 %.13551, -1
  %.not82 = icmp eq i64 %31, 0
  br i1 %.not82, label %.thread78, label %..thread58_crit_edge

..thread58_crit_edge:                             ; preds = %29
  %32 = getelementptr inbounds i8, ptr %.13750, i64 1
  %.pre = load i8, ptr %32, align 1, !tbaa !5
  br label %.thread58

.thread58:                                        ; preds = %..thread58_crit_edge, %.thread
  %33 = phi i8 [ %.pre, %..thread58_crit_edge ], [ %27, %.thread ]
  %.262 = phi i64 [ %31, %..thread58_crit_edge ], [ %.13551, %.thread ]
  %.23861 = phi ptr [ %32, %..thread58_crit_edge ], [ %.13750, %.thread ]
  %34 = icmp eq i8 %33, 52
  br i1 %34, label %35, label %.thread68

35:                                               ; preds = %.thread58
  %36 = add nsw i64 %.262, -1
  %.not83 = icmp eq i64 %36, 0
  br i1 %.not83, label %.thread78, label %thread-pre-split75

thread-pre-split75:                               ; preds = %35
  %37 = getelementptr inbounds i8, ptr %.23861, i64 1
  %.pr76 = load i8, ptr %37, align 1, !tbaa !5
  br label %.thread68

.thread68:                                        ; preds = %.thread58, %thread-pre-split75
  %38 = phi i8 [ %.pr76, %thread-pre-split75 ], [ %33, %.thread58 ]
  %.373 = phi i64 [ %36, %thread-pre-split75 ], [ %.262, %.thread58 ]
  %.33972 = phi ptr [ %37, %thread-pre-split75 ], [ %.23861, %.thread58 ]
  %39 = icmp eq i8 %38, 110
  %.440.idx = zext i1 %39 to i64
  %.440 = getelementptr inbounds i8, ptr %.33972, i64 %.440.idx
  %40 = sext i1 %39 to i64
  %.4 = add nsw i64 %.373, %40
  %41 = icmp ult i64 %.4, 3
  br i1 %41, label %.thread78, label %42

42:                                               ; preds = %.thread68
  %43 = load i8, ptr %.440, align 1, !tbaa !5
  %44 = icmp eq i8 %43, 79
  br i1 %44, label %45, label %.thread78

45:                                               ; preds = %42
  %46 = getelementptr inbounds i8, ptr %.440, i64 1
  %47 = load i8, ptr %46, align 1, !tbaa !5
  %48 = icmp eq i8 %47, 70
  br i1 %48, label %49, label %.thread78

49:                                               ; preds = %45
  %50 = getelementptr inbounds i8, ptr %.440, i64 2
  %51 = load i8, ptr %50, align 1, !tbaa !5
  %52 = icmp eq i8 %51, 70
  br i1 %52, label %53, label %.thread78

53:                                               ; preds = %49
  %54 = icmp ugt i64 %.4, 9
  br i1 %54, label %55, label %61

55:                                               ; preds = %53
  %56 = getelementptr inbounds i8, ptr %.440, i64 4
  %57 = call i32 @strncmp(ptr noundef nonnull dereferenceable(1) %56, ptr noundef nonnull dereferenceable(1) @.str.9, i64 noundef 6) #5
  %58 = icmp eq i32 %57, 0
  br i1 %58, label %59, label %61

59:                                               ; preds = %55
  %60 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZN8OpenMesh2IO7OptionspLEi(ptr noundef nonnull align 4 dereferenceable(4) %4, i32 noundef 1)
  br label %61

61:                                               ; preds = %59, %55, %53
  %62 = or i1 %34, %39
  %not. = xor i1 %62, true
  br label %.thread78

.thread78:                                        ; preds = %17, %22, %29, %35, %61, %.thread68, %42, %45, %49
  %.041 = phi i1 [ false, %49 ], [ false, %45 ], [ false, %42 ], [ false, %.thread68 ], [ %not., %61 ], [ false, %35 ], [ false, %29 ], [ false, %22 ], [ false, %17 ]
  call void @llvm.lifetime.end.p0(i64 4096, ptr nonnull %3) #4
  ret i1 %.041
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8OpenMesh2IO7Options7cleanupEv(ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSi6gcountEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i32 @strncmp(ptr nocapture noundef, ptr nocapture noundef, i64 noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { mustprogress nofree nounwind willreturn memory(argmem: 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 #4 = { nounwind }
attributes #5 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass