; LLVM IR from Angold-4/chainsaw :: src/cf.ll/ZN8Chainsaw13parseProblemsENSt7 (cxx1112basic_stringIcSt11char_traitsIcESaIcEEE)

; 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::initializer_list" = type { ptr, i64 }
%class.Chainsaw = type { i32, i32, %"class.std::vector", %"class.std::unordered_map" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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 }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }

@.str.4 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [4 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i64 noundef) #1 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) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8Chainsaw13parseProblemsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca i32, align 4
  %9 = alloca i64, align 8
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca %"class.std::initializer_list", align 8
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %16 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %17 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef @.str.4, i64 noundef 0) #3
  %18 = trunc i64 %17 to i32
  store i32 %18, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %19 = load i32, ptr %5, align 4, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef @.str.5, i64 noundef %20) #3
  %22 = trunc i64 %21 to i32
  store i32 %22, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #3
  %23 = load i32, ptr %5, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  %25 = load i32, ptr %6, align 4, !tbaa !9
  %26 = load i32, ptr %5, align 4, !tbaa !9
  %27 = sub nsw i32 %25, %26
  %28 = sext i32 %27 to i64
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %24, i64 noundef %28)
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 0, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #3
  store i64 0, ptr %9, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  store i64 0, ptr %10, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #3
  store i64 0, ptr %11, align 8, !tbaa !11
  call void @_ZNSt16initializer_listINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %12) #3
  %29 = getelementptr inbounds %class.Chainsaw, ptr %16, i32 0, i32 2
  %30 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %31 = load ptr, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %33 = load i64, ptr %32, align 8
  %34 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEaSESt16initializer_listIS5_E(ptr noundef nonnull align 8 dereferenceable(24) %29, ptr %31, i64 %33)
          to label %35 unwind label %44

35:                                               ; preds = %2
  br label %36

36:                                               ; preds = %62, %35
  br label %37

37:                                               ; preds = %36
  %38 = load i64, ptr %9, align 8, !tbaa !11
  %39 = add i64 %38, 1
  %40 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef @.str.6, i64 noundef %39) #3
  store i64 %40, ptr %9, align 8, !tbaa !11
  %41 = load i64, ptr %9, align 8, !tbaa !11
  %42 = icmp eq i64 %41, -1
  br i1 %42, label %43, label %48

43:                                               ; preds = %37
  br label %74

44:                                               ; preds = %2
  %45 = landingpad { ptr, i32 }
          cleanup
  %46 = extractvalue { ptr, i32 } %45, 0
  store ptr %46, ptr %13, align 8
  %47 = extractvalue { ptr, i32 } %45, 1
  store i32 %47, ptr %14, align 4
  br label %76

48:                                               ; preds = %37
  %49 = load i64, ptr %10, align 8, !tbaa !11
  %50 = add i64 %49, 1
  %51 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef @.str.7, i64 noundef %50) #3
  store i64 %51, ptr %10, align 8, !tbaa !11
  %52 = load i64, ptr %10, align 8, !tbaa !11
  %53 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef @.str.8, i64 noundef %52) #3
  store i64 %53, ptr %11, align 8, !tbaa !11
  %54 = load i64, ptr %10, align 8, !tbaa !11
  %55 = add i64 %54, 3
  store i64 %55, ptr %10, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #3
  %56 = load i64, ptr %10, align 8, !tbaa !11
  %57 = load i64, ptr %11, align 8, !tbaa !11
  %58 = load i64, ptr %10, align 8, !tbaa !11
  %59 = sub i64 %57, %58
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %15, ptr noundef nonnull align 8 dereferenceable(32) %7, i64 noundef %56, i64 noundef %59)
          to label %60 unwind label %65

60:                                               ; preds = %48
  %61 = getelementptr inbounds %class.Chainsaw, ptr %16, i32 0, i32 2
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24) %61, ptr noundef nonnull align 8 dereferenceable(32) %15)
          to label %62 unwind label %69

62:                                               ; preds = %60
  %63 = load i32, ptr %8, align 4, !tbaa !9
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr %8, align 4, !tbaa !9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #3
  br label %36, !llvm.loop !13

65:                                               ; preds = %48
  %66 = landingpad { ptr, i32 }
          cleanup
  %67 = extractvalue { ptr, i32 } %66, 0
  store ptr %67, ptr %13, align 8
  %68 = extractvalue { ptr, i32 } %66, 1
  store i32 %68, ptr %14, align 4
  br label %73

69:                                               ; preds = %60
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %13, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %14, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #3
  br label %73

73:                                               ; preds = %69, %65
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #3
  br label %76

74:                                               ; preds = %43
  %75 = load i32, ptr %8, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i32 %75

76:                                               ; preds = %73, %44
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %77

77:                                               ; preds = %76
  %78 = load ptr, ptr %13, align 8
  %79 = load i32, ptr %14, align 4
  %80 = insertvalue { ptr, i32 } poison, ptr %78, 0
  %81 = insertvalue { ptr, i32 } %80, i32 %79, 1
  resume { ptr, i32 } %81
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16initializer_listINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEaSESt16initializer_listIS5_E(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

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 }

!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 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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::initializer_list" = type { ptr, i64 }

@.str.4 = external hidden unnamed_addr constant [20 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [10 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [4 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i64 noundef) local_unnamed_addr #1 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 #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8Chainsaw13parseProblemsENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef nonnull %1) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str.4, i64 noundef 0) #3
  %sext = shl i64 %6, 32
  %7 = ashr exact i64 %sext, 32
  %8 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull @.str.5, i64 noundef %7) #3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #3
  %9 = sub i64 %8, %6
  %sext22 = shl i64 %9, 32
  %10 = ashr exact i64 %sext22, 32
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %7, i64 noundef %10)
  call void @_ZNSt16initializer_listINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16) %4) #3
  %11 = getelementptr inbounds i8, ptr %0, i64 8
  %12 = load ptr, ptr %4, align 8
  %13 = getelementptr inbounds i8, ptr %4, i64 8
  %14 = load i64, ptr %13, align 8
  %15 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEaSESt16initializer_listIS5_E(ptr noundef nonnull align 8 dereferenceable(24) %11, ptr %12, i64 %14)
          to label %.preheader unwind label %18

.preheader:                                       ; preds = %2
  %16 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.6, i64 noundef 1) #3
  %17 = icmp eq i64 %16, -1
  br i1 %17, label %._crit_edge, label %.lr.ph

18:                                               ; preds = %2
  %19 = landingpad { ptr, i32 }
          cleanup
  br label %37

.lr.ph:                                           ; preds = %.preheader, %27
  %20 = phi i64 [ %30, %27 ], [ %16, %.preheader ]
  %.01828 = phi i64 [ %24, %27 ], [ 0, %.preheader ]
  %.02027 = phi i32 [ %28, %27 ], [ 0, %.preheader ]
  %21 = add i64 %.01828, 1
  %22 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.7, i64 noundef %21) #3
  %23 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.8, i64 noundef %22) #3
  %24 = add i64 %22, 3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #3
  %25 = sub i64 %23, %24
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %24, i64 noundef %25)
          to label %26 unwind label %32

26:                                               ; preds = %.lr.ph
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24) %11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %27 unwind label %34

27:                                               ; preds = %26
  %28 = add nuw nsw i32 %.02027, 1
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #3
  %29 = add nuw i64 %20, 1
  %30 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findEPKcm(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.6, i64 noundef %29) #3
  %31 = icmp eq i64 %30, -1
  br i1 %31, label %._crit_edge, label %.lr.ph, !llvm.loop !5

32:                                               ; preds = %.lr.ph
  %33 = landingpad { ptr, i32 }
          cleanup
  br label %36

34:                                               ; preds = %26
  %35 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #3
  br label %36

36:                                               ; preds = %34, %32
  %.pn = phi { ptr, i32 } [ %35, %34 ], [ %33, %32 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #3
  br label %37

._crit_edge:                                      ; preds = %27, %.preheader
  %.020.lcssa = phi i32 [ 0, %.preheader ], [ %28, %27 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #3
  ret i32 %.020.lcssa

37:                                               ; preds = %36, %18
  %.pn.pn = phi { ptr, i32 } [ %.pn, %36 ], [ %19, %18 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt16initializer_listINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEaSESt16initializer_listIS5_E(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE9push_backERKS5_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

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 = { nounwind }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass