; LLVM IR from jzimmerman/langcc :: gen/meta/gen.ll (ZN4lang4meta6parser20start_marker_by_nameB5cxx11Ev)

; 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::map.539" = type { %"class.std::_Rb_tree.540" }
%"class.std::_Rb_tree.540" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair.549" = type <{ ptr, i32, [4 x i8] }>
%"struct.std::pair.545" = type <{ %"struct.std::_Rb_tree_iterator.547", i8, [7 x i8] }>
%"struct.std::_Rb_tree_iterator.547" = type { ptr }

@.str.348 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.349 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.350 = external hidden unnamed_addr constant [10 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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4lang4meta6parser20start_marker_by_nameB5cxx11Ev(ptr dead_on_unwind noalias writable sret(%"class.std::map.539") align 8 %0) #2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca i1, align 1
  %4 = alloca %"struct.std::pair.549", align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca { ptr, i32 }, align 8
  %9 = alloca %"struct.std::pair.545", align 8
  %10 = alloca %"struct.std::pair.549", align 8
  %11 = alloca i32, align 4
  %12 = alloca { ptr, i32 }, align 8
  %13 = alloca %"struct.std::pair.545", align 8
  %14 = alloca %"struct.std::pair.549", align 8
  %15 = alloca i32, align 4
  %16 = alloca { ptr, i32 }, align 8
  %17 = alloca %"struct.std::pair.545", align 8
  store ptr %0, ptr %2, align 8
  store i1 false, ptr %3, align 1
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 88, ptr %5, align 4, !tbaa !5
  %18 = invoke { ptr, i32 } @_ZSt9make_pairIRA5_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(5) @.str.348, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %19 unwind label %43

19:                                               ; preds = %1
  store { ptr, i32 } %18, ptr %8, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %4, ptr align 8 %8, i64 12, i1 false)
  %20 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %4)
          to label %21 unwind label %43

21:                                               ; preds = %19
  %22 = getelementptr inbounds { ptr, i8 }, ptr %9, i32 0, i32 0
  %23 = extractvalue { ptr, i8 } %20, 0
  store ptr %23, ptr %22, align 8
  %24 = getelementptr inbounds { ptr, i8 }, ptr %9, i32 0, i32 1
  %25 = extractvalue { ptr, i8 } %20, 1
  store i8 %25, ptr %24, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 89, ptr %11, align 4, !tbaa !5
  %26 = invoke { ptr, i32 } @_ZSt9make_pairIRA7_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(7) @.str.349, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %27 unwind label %47

27:                                               ; preds = %21
  store { ptr, i32 } %26, ptr %12, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %10, ptr align 8 %12, i64 12, i1 false)
  %28 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %10)
          to label %29 unwind label %47

29:                                               ; preds = %27
  %30 = getelementptr inbounds { ptr, i8 }, ptr %13, i32 0, i32 0
  %31 = extractvalue { ptr, i8 } %28, 0
  store ptr %31, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i8 }, ptr %13, i32 0, i32 1
  %33 = extractvalue { ptr, i8 } %28, 1
  store i8 %33, ptr %32, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  store i32 90, ptr %15, align 4, !tbaa !5
  %34 = invoke { ptr, i32 } @_ZSt9make_pairIRA10_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(10) @.str.350, ptr noundef nonnull align 4 dereferenceable(4) %15)
          to label %35 unwind label %51

35:                                               ; preds = %29
  store { ptr, i32 } %34, ptr %16, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 8 %16, i64 12, i1 false)
  %36 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %14)
          to label %37 unwind label %51

37:                                               ; preds = %35
  %38 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 0
  %39 = extractvalue { ptr, i8 } %36, 0
  store ptr %39, ptr %38, align 8
  %40 = getelementptr inbounds { ptr, i8 }, ptr %17, i32 0, i32 1
  %41 = extractvalue { ptr, i8 } %36, 1
  store i8 %41, ptr %40, align 8
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #4
  store i1 true, ptr %3, align 1
  %42 = load i1, ptr %3, align 1
  br i1 %42, label %56, label %55

43:                                               ; preds = %19, %1
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %6, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %4) #4
  br label %57

47:                                               ; preds = %27, %21
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %6, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #4
  br label %57

51:                                               ; preds = %35, %29
  %52 = landingpad { ptr, i32 }
          cleanup
  %53 = extractvalue { ptr, i32 } %52, 0
  store ptr %53, ptr %6, align 8
  %54 = extractvalue { ptr, i32 } %52, 1
  store i32 %54, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #4
  br label %57

55:                                               ; preds = %37
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  br label %56

56:                                               ; preds = %55, %37
  ret void

57:                                               ; preds = %51, %47, %43
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  br label %58

58:                                               ; preds = %57
  %59 = load ptr, ptr %6, align 8
  %60 = load i32, ptr %7, align 4
  %61 = insertvalue { ptr, i32 } poison, ptr %59, 0
  %62 = insertvalue { ptr, i32 } %61, i32 %60, 1
  resume { ptr, i32 } %62
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(12)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA5_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(5), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA7_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(7), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA10_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(10), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 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 #4 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; 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::map.539" = type { %"class.std::_Rb_tree.540" }
%"class.std::_Rb_tree.540" = type { %"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<std::__cxx11::basic_string<char>, std::pair<const std::__cxx11::basic_string<char>, long>, std::_Select1st<std::pair<const std::__cxx11::basic_string<char>, long>>, std::less<std::__cxx11::basic_string<char>>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair.549" = type <{ ptr, i32, [4 x i8] }>

@.str.348 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.349 = external hidden unnamed_addr constant [7 x i8], align 1
@.str.350 = external hidden unnamed_addr constant [10 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4lang4meta6parser20start_marker_by_nameB5cxx11Ev(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::map.539") align 8 %0) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"struct.std::pair.549", align 8
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::pair.549", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"struct.std::pair.549", align 8
  %7 = alloca i32, align 4
  tail call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %2) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #3
  store i32 88, ptr %3, align 4, !tbaa !5
  %8 = invoke { ptr, i32 } @_ZSt9make_pairIRA5_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(5) @.str.348, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %9 unwind label %20

9:                                                ; preds = %1
  %.fca.0.extract10 = extractvalue { ptr, i32 } %8, 0
  %.fca.1.extract11 = extractvalue { ptr, i32 } %8, 1
  store ptr %.fca.0.extract10, ptr %2, align 8
  %.sroa.213.0..sroa_idx = getelementptr inbounds i8, ptr %2, i64 8
  store i32 %.fca.1.extract11, ptr %.sroa.213.0..sroa_idx, align 8
  %10 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %2)
          to label %11 unwind label %20

11:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #3
  store i32 89, ptr %5, align 4, !tbaa !5
  %12 = invoke { ptr, i32 } @_ZSt9make_pairIRA7_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(7) @.str.349, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %13 unwind label %22

13:                                               ; preds = %11
  %.fca.0.extract4 = extractvalue { ptr, i32 } %12, 0
  %.fca.1.extract5 = extractvalue { ptr, i32 } %12, 1
  store ptr %.fca.0.extract4, ptr %4, align 8
  %.sroa.27.0..sroa_idx = getelementptr inbounds i8, ptr %4, i64 8
  store i32 %.fca.1.extract5, ptr %.sroa.27.0..sroa_idx, align 8
  %14 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %4)
          to label %15 unwind label %22

15:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #3
  store i32 90, ptr %7, align 4, !tbaa !5
  %16 = invoke { ptr, i32 } @_ZSt9make_pairIRA10_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(10) @.str.350, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %17 unwind label %24

17:                                               ; preds = %15
  %.fca.0.extract = extractvalue { ptr, i32 } %16, 0
  %.fca.1.extract = extractvalue { ptr, i32 } %16, 1
  store ptr %.fca.0.extract, ptr %6, align 8
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %6, i64 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  %18 = invoke { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(12) %6)
          to label %19 unwind label %24

19:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  ret void

20:                                               ; preds = %9, %1
  %21 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2) #3
  br label %26

22:                                               ; preds = %13, %11
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #3
  br label %26

24:                                               ; preds = %17, %15
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  br label %26

26:                                               ; preds = %24, %22, %20
  %.pn = phi { ptr, i32 } [ %25, %24 ], [ %23, %22 ], [ %21, %20 ]
  call void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #3
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEE6insertIS8_IPKciEEENSt9enable_ifIXsr16is_constructibleISA_T_EE5valueES8_ISt17_Rb_tree_iteratorISA_EbEE4typeEOSI_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA5_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(5), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA7_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(7), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i32 } @_ZSt9make_pairIRA10_KciESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS4_INS5_IT0_E4typeEE6__typeEEOS6_OSB_(ptr noundef nonnull align 1 dereferenceable(10), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEElSt4lessIS5_ESaISt4pairIKS5_lEEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass