; LLVM IR from kylechampley/XrayPhysics :: src/xsec.ll (ZN4xsec20parseChemicalFormulaEPKc)

; 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::allocator.0" = type { i8 }
%"class.std::vector.4" = type { %"struct.std::_Vector_base.5" }
%"struct.std::_Vector_base.5" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [33 x i8], align 1

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: nounwind
declare void @free(ptr noundef) #1

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; 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 uwtable
define dso_local noundef ptr @_ZN4xsec20parseChemicalFormulaEPKc(ptr noundef nonnull align 8 dereferenceable(2400) %0, ptr noundef %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::vector.4", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.std::__cxx11::basic_string", align 8
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  %20 = alloca %"class.std::__cxx11::basic_string", align 8
  %21 = alloca %"class.std::__cxx11::basic_string", align 8
  %22 = alloca i32, align 4
  %23 = alloca %"class.std::__cxx11::basic_string", align 8
  %24 = alloca float, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %25 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  %26 = call noalias ptr @calloc(i64 noundef 101, i64 noundef 4) #9
  store ptr %26, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #8
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #8
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef %27, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %28 unwind label %37

28:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #8
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %29 unwind label %41

29:                                               ; preds = %28
  invoke void @_ZN4xsec17splitIntoElementsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind writable sret(%"class.std::vector.4") align 8 %11, ptr noundef nonnull align 8 dereferenceable(2400) %25, ptr noundef %12)
          to label %30 unwind label %45

30:                                               ; preds = %29
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #8
  store i32 0, ptr %13, align 4, !tbaa !9
  br label %31

31:                                               ; preds = %148, %30
  %32 = load i32, ptr %13, align 4, !tbaa !9
  %33 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  %34 = trunc i64 %33 to i32
  %35 = icmp slt i32 %32, %34
  br i1 %35, label %49, label %36

36:                                               ; preds = %31
  store i32 2, ptr %14, align 4
  br label %154

37:                                               ; preds = %2
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %9, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #8
  br label %162

41:                                               ; preds = %28
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %9, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %10, align 4
  br label %161

45:                                               ; preds = %29
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %9, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  br label %161

49:                                               ; preds = %31
  %50 = load i32, ptr %13, align 4, !tbaa !9
  %51 = sext i32 %50 to i64
  %52 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %51) #8
  %53 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %52) #8
  %54 = icmp eq i64 %53, 0
  br i1 %54, label %55, label %63

55:                                               ; preds = %49
  %56 = invoke i32 (ptr, ...) @printf(ptr noundef @.str)
          to label %57 unwind label %59

57:                                               ; preds = %55
  %58 = load ptr, ptr %6, align 8, !tbaa !5
  call void @free(ptr noundef %58) #8
  store ptr null, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %154

59:                                               ; preds = %55
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %9, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %10, align 4
  br label %156

63:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #8
  %64 = load i32, ptr %13, align 4, !tbaa !9
  %65 = sext i32 %64 to i64
  %66 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %65) #8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %15, ptr noundef nonnull align 8 dereferenceable(32) %66)
          to label %67 unwind label %73

67:                                               ; preds = %63
  call void @llvm.lifetime.start.p0(i64 32, ptr %16) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %17) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  %68 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %15) #8
  %69 = icmp eq i64 %68, 1
  br i1 %69, label %70, label %81

70:                                               ; preds = %67
  %71 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %72 unwind label %77

72:                                               ; preds = %70
  br label %119

73:                                               ; preds = %63
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %9, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %10, align 4
  br label %153

77:                                               ; preds = %81, %70
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %9, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %10, align 4
  br label %152

81:                                               ; preds = %67
  %82 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %15, i64 noundef 1)
          to label %83 unwind label %77

83:                                               ; preds = %81
  %84 = load i8, ptr %82, align 1, !tbaa !11
  %85 = sext i8 %84 to i32
  %86 = call i32 @isalpha(i32 noundef %85) #10
  %87 = icmp ne i32 %86, 0
  br i1 %87, label %88, label %103

88:                                               ; preds = %83
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #8
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %18, ptr noundef nonnull align 8 dereferenceable(32) %15, i64 noundef 0, i64 noundef 2)
          to label %89 unwind label %95

89:                                               ; preds = %88
  %90 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %18) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %19) #8
  %91 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %15) #8
  %92 = sub i64 %91, 2
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %19, ptr noundef nonnull align 8 dereferenceable(32) %15, i64 noundef 2, i64 noundef %92)
          to label %93 unwind label %99

93:                                               ; preds = %89
  %94 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef nonnull align 8 dereferenceable(32) %19) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #8
  br label %118

95:                                               ; preds = %88
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %9, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #8
  br label %152

99:                                               ; preds = %89
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %9, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %19) #8
  br label %152

103:                                              ; preds = %83
  call void @llvm.lifetime.start.p0(i64 32, ptr %20) #8
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %20, ptr noundef nonnull align 8 dereferenceable(32) %15, i64 noundef 0, i64 noundef 1)
          to label %104 unwind label %110

104:                                              ; preds = %103
  %105 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %20) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %21) #8
  %106 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %15) #8
  %107 = sub i64 %106, 1
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %21, ptr noundef nonnull align 8 dereferenceable(32) %15, i64 noundef 1, i64 noundef %107)
          to label %108 unwind label %114

108:                                              ; preds = %104
  %109 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef nonnull align 8 dereferenceable(32) %21) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #8
  br label %118

110:                                              ; preds = %103
  %111 = landingpad { ptr, i32 }
          cleanup
  %112 = extractvalue { ptr, i32 } %111, 0
  store ptr %112, ptr %9, align 8
  %113 = extractvalue { ptr, i32 } %111, 1
  store i32 %113, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %20) #8
  br label %152

114:                                              ; preds = %104
  %115 = landingpad { ptr, i32 }
          cleanup
  %116 = extractvalue { ptr, i32 } %115, 0
  store ptr %116, ptr %9, align 8
  %117 = extractvalue { ptr, i32 } %115, 1
  store i32 %117, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #8
  br label %152

118:                                              ; preds = %108, %93
  br label %119

119:                                              ; preds = %118, %72
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %23, ptr noundef nonnull align 8 dereferenceable(32) %16)
          to label %120 unwind label %128

120:                                              ; preds = %119
  %121 = invoke noundef i32 @_ZN4xsec27elementStringToAtomicNumberENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(2400) %25, ptr noundef %23)
          to label %122 unwind label %132

122:                                              ; preds = %120
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %23) #8
  store i32 %121, ptr %22, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #8
  store float 1.000000e+00, ptr %24, align 4, !tbaa !12
  %123 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  %124 = icmp ugt i64 %123, 0
  br i1 %124, label %125, label %140

125:                                              ; preds = %122
  %126 = invoke noundef float @_ZNSt7__cxx114stofERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPm(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef null)
          to label %127 unwind label %136

127:                                              ; preds = %125
  store float %126, ptr %24, align 4, !tbaa !12
  br label %140

128:                                              ; preds = %119
  %129 = landingpad { ptr, i32 }
          cleanup
  %130 = extractvalue { ptr, i32 } %129, 0
  store ptr %130, ptr %9, align 8
  %131 = extractvalue { ptr, i32 } %129, 1
  store i32 %131, ptr %10, align 4
  br label %151

132:                                              ; preds = %120
  %133 = landingpad { ptr, i32 }
          cleanup
  %134 = extractvalue { ptr, i32 } %133, 0
  store ptr %134, ptr %9, align 8
  %135 = extractvalue { ptr, i32 } %133, 1
  store i32 %135, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %23) #8
  br label %151

136:                                              ; preds = %125
  %137 = landingpad { ptr, i32 }
          cleanup
  %138 = extractvalue { ptr, i32 } %137, 0
  store ptr %138, ptr %9, align 8
  %139 = extractvalue { ptr, i32 } %137, 1
  store i32 %139, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #8
  br label %151

140:                                              ; preds = %127, %122
  %141 = load float, ptr %24, align 4, !tbaa !12
  %142 = load ptr, ptr %6, align 8, !tbaa !5
  %143 = load i32, ptr %22, align 4, !tbaa !9
  %144 = sext i32 %143 to i64
  %145 = getelementptr inbounds float, ptr %142, i64 %144
  %146 = load float, ptr %145, align 4, !tbaa !12
  %147 = fadd float %146, %141
  store float %147, ptr %145, align 4, !tbaa !12
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #8
  br label %148

148:                                              ; preds = %140
  %149 = load i32, ptr %13, align 4, !tbaa !9
  %150 = add nsw i32 %149, 1
  store i32 %150, ptr %13, align 4, !tbaa !9
  br label %31, !llvm.loop !14

151:                                              ; preds = %136, %132, %128
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #8
  br label %152

152:                                              ; preds = %151, %114, %110, %99, %95, %77
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %16) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #8
  br label %153

153:                                              ; preds = %152, %73
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #8
  br label %156

154:                                              ; preds = %57, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  %155 = load i32, ptr %14, align 4
  switch i32 %155, label %159 [
    i32 2, label %157
  ]

156:                                              ; preds = %153, %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #8
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  br label %161

157:                                              ; preds = %154
  %158 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %158, ptr %3, align 8
  store i32 1, ptr %14, align 4
  br label %159

159:                                              ; preds = %157, %154
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  %160 = load ptr, ptr %3, align 8
  ret ptr %160

161:                                              ; preds = %156, %45, %41
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #8
  br label %162

162:                                              ; preds = %161, %37
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  br label %163

163:                                              ; preds = %162
  %164 = load ptr, ptr %9, align 8
  %165 = load i32, ptr %10, align 4
  %166 = insertvalue { ptr, i32 } poison, ptr %164, 0
  %167 = insertvalue { ptr, i32 } %166, i32 %165, 1
  resume { ptr, i32 } %167
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; 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: 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 void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef float @_ZNSt7__cxx114stofERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #4

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4xsec17splitIntoElementsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector.4") align 8, ptr noundef nonnull align 8 dereferenceable(2400), ptr noundef) #3 align 2

declare i32 @printf(ptr noundef, ...) #6

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: nounwind willreturn memory(read)
declare i32 @isalpha(i32 noundef) #7

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN4xsec27elementStringToAtomicNumberENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(2400), ptr noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind "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 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 = { 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 = { 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 #5 = { nounwind allocsize(0,1) "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 = { "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 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 #8 = { nounwind }
attributes #9 = { nounwind allocsize(0,1) }
attributes #10 = { 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 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"float", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; 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::allocator.0" = type { i8 }
%"class.std::vector.4" = type { %"struct.std::_Vector_base.5" }
%"struct.std::_Vector_base.5" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [33 x i8], align 1

declare i32 @__gxx_personality_v0(...)

; 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 nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; 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 uwtable
define dso_local noalias noundef ptr @_ZN4xsec20parseChemicalFormulaEPKc(ptr noundef nonnull align 8 dereferenceable(2400) %0, ptr noundef %1) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::allocator.0", align 1
  %5 = alloca %"class.std::vector.4", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = tail call noalias dereferenceable_or_null(404) ptr @calloc(i64 noundef 101, i64 noundef 4) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #9
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #9
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #9
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef %1, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %16 unwind label %21

16:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #9
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #9
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #9
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %17 unwind label %23

17:                                               ; preds = %16
  invoke void @_ZN4xsec17splitIntoElementsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::vector.4") align 8 %5, ptr noundef nonnull align 8 dereferenceable(2400) %0, ptr noundef nonnull %6)
          to label %18 unwind label %25

18:                                               ; preds = %17
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  %19 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  %20 = trunc i64 %19 to i32
  %.not3031 = icmp sgt i32 %20, 0
  br i1 %.not3031, label %.lr.ph, label %.loopexit

21:                                               ; preds = %2
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #9
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #9
  br label %90

23:                                               ; preds = %16
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %89

25:                                               ; preds = %17
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  br label %89

.lr.ph:                                           ; preds = %18, %80
  %indvars.iv = phi i64 [ %indvars.iv.next, %80 ], [ 0, %18 ]
  %27 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #9
  %28 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %27) #9
  %29 = icmp eq i64 %28, 0
  br i1 %29, label %30, label %32

30:                                               ; preds = %.lr.ph
  %31 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str)
  call void @free(ptr noundef %15) #9
  br label %.loopexit

32:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #9
  %33 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #9
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 8 dereferenceable(32) %33)
          to label %34 unwind label %39

34:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #9
  %35 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %7) #9
  %36 = icmp eq i64 %35, 1
  br i1 %36, label %37, label %43

37:                                               ; preds = %34
  %38 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %70 unwind label %41

39:                                               ; preds = %32
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %88

41:                                               ; preds = %37
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %87

43:                                               ; preds = %34
  %44 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 1)
  %45 = load i8, ptr %44, align 1, !tbaa !5
  %46 = sext i8 %45 to i32
  %47 = call i32 @isalpha(i32 noundef %46) #10
  %.not = icmp eq i32 %47, 0
  br i1 %.not, label %59, label %48

48:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #9
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 0, i64 noundef 2)
          to label %49 unwind label %55

49:                                               ; preds = %48
  %50 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %10) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #9
  %51 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %7) #9
  %52 = add i64 %51, -2
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %11, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 2, i64 noundef %52)
          to label %53 unwind label %57

53:                                               ; preds = %49
  %54 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #9
  br label %70

55:                                               ; preds = %48
  %56 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #9
  br label %87

57:                                               ; preds = %49
  %58 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #9
  br label %87

59:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %12) #9
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 0, i64 noundef 1)
          to label %60 unwind label %66

60:                                               ; preds = %59
  %61 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %12) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %13) #9
  %62 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %7) #9
  %63 = add i64 %62, -1
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef 1, i64 noundef %63)
          to label %64 unwind label %68

64:                                               ; preds = %60
  %65 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %13) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #9
  br label %70

66:                                               ; preds = %59
  %67 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %12) #9
  br label %87

68:                                               ; preds = %60
  %69 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %13) #9
  br label %87

70:                                               ; preds = %53, %64, %37
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %71 unwind label %76

71:                                               ; preds = %70
  %72 = call noundef i32 @_ZN4xsec27elementStringToAtomicNumberENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(2400) %0, ptr noundef nonnull %14)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #9
  %73 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #9
  %.not24 = icmp eq i64 %73, 0
  br i1 %.not24, label %80, label %74

74:                                               ; preds = %71
  %75 = invoke noundef float @_ZNSt7__cxx114stofERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPm(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef null)
          to label %80 unwind label %78

76:                                               ; preds = %70
  %77 = landingpad { ptr, i32 }
          cleanup
  br label %87

78:                                               ; preds = %74
  %79 = landingpad { ptr, i32 }
          cleanup
  br label %87

80:                                               ; preds = %74, %71
  %.0 = phi float [ 1.000000e+00, %71 ], [ %75, %74 ]
  %81 = sext i32 %72 to i64
  %82 = getelementptr inbounds float, ptr %15, i64 %81
  %83 = load float, ptr %82, align 4, !tbaa !8
  %84 = fadd float %.0, %83
  store float %84, ptr %82, align 4, !tbaa !8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #9
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %85 = call noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  %sext = shl i64 %85, 32
  %86 = ashr exact i64 %sext, 32
  %.not30 = icmp slt i64 %indvars.iv.next, %86
  br i1 %.not30, label %.lr.ph, label %.loopexit, !llvm.loop !10

87:                                               ; preds = %76, %78, %68, %66, %57, %55, %41
  %.pn.pn = phi { ptr, i32 } [ %42, %41 ], [ %58, %57 ], [ %56, %55 ], [ %69, %68 ], [ %67, %66 ], [ %79, %78 ], [ %77, %76 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #9
  br label %88

88:                                               ; preds = %87, %39
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %87 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #9
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  br label %89

.loopexit:                                        ; preds = %80, %18, %30
  %spec.select = phi ptr [ null, %30 ], [ %15, %18 ], [ %15, %80 ]
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #9
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #9
  ret ptr %spec.select

89:                                               ; preds = %88, %25, %23
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %88 ], [ %26, %25 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #9
  br label %90

90:                                               ; preds = %89, %21
  %.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn.pn, %89 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #9
  resume { ptr, i32 } %.pn.pn.pn.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; 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: 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 void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef float @_ZNSt7__cxx114stofERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4xsec17splitIntoElementsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector.4") align 8, ptr noundef nonnull align 8 dereferenceable(2400), ptr noundef) local_unnamed_addr #3 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #6

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(read)
declare i32 @isalpha(i32 noundef) local_unnamed_addr #7

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN4xsec27elementStringToAtomicNumberENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(2400), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 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 = { 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 = { 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 #5 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { nofree nounwind "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 = { 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 #8 = { nounwind allocsize(0,1) }
attributes #9 = { nounwind }
attributes #10 = { 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"}
!8 = !{!9, !9, i64 0}
!9 = !{!"float", !6, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


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