; LLVM IR from hbatagelo/abcg :: abcg/external/glslang/SPIRV/SPVRemapper.ll (ZNK3spv10spirvbin_t9isStripOpENS_2OpEj)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.spv::spirvbin_t" = type <{ ptr, %"class.std::vector", %"class.std::vector.2", %"class.std::unordered_map", %"class.std::vector.12", %"class.std::unordered_map.17", %"class.std::unordered_map.37", %"class.std::set", %"class.std::unordered_map.37", %"class.std::unordered_map.54", %"class.std::vector", i32, i32, %"class.std::vector.68", i32, i32, i8, [7 x i8] }>
%"class.std::vector.2" = type { %"struct.std::_Vector_base.3" }
%"struct.std::_Vector_base.3" = 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 }
%"class.std::vector.12" = type { %"struct.std::_Vector_base.13" }
%"struct.std::_Vector_base.13" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::unordered_map.17" = type { %"class.std::_Hashtable.18" }
%"class.std::_Hashtable.18" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_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 }
%"class.std::unordered_map.37" = type { %"class.std::_Hashtable.38" }
%"class.std::_Hashtable.38" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.std::unordered_map.54" = type { %"class.std::_Hashtable.55" }
%"class.std::_Hashtable.55" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.68" = type { %"struct.std::_Vector_base.69" }
%"struct.std::_Vector_base.69" = type { %"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

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

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

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3spv10spirvbin_t9isStripOpENS_2OpEj(ptr noundef nonnull align 8 dereferenceable(473) %0, i32 noundef %1, i32 noundef %2) #2 align 2 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !11
  %14 = load ptr, ptr %5, align 8
  %15 = load i32, ptr %6, align 4, !tbaa !9
  switch i32 %15, label %38 [
    i32 3, label %16
    i32 4, label %16
    i32 5, label %16
    i32 6, label %16
    i32 8, label %16
  ]

16:                                               ; preds = %3, %3, %3, %3, %3
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #5
  %17 = load i32, ptr %7, align 4, !tbaa !11
  %18 = add i32 %17, 2
  call void @_ZNK3spv10spirvbin_t13literalStringB5cxx11Ej(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(473) %14, i32 noundef %18)
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %19 = getelementptr inbounds %"class.spv::spirvbin_t", ptr %14, i32 0, i32 2
  %20 = call ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #5
  %21 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %20, ptr %21, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %9, ptr align 8 %10, i64 8, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br label %22

22:                                               ; preds = %33, %16
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %23 = getelementptr inbounds %"class.spv::spirvbin_t", ptr %14, i32 0, i32 2
  %24 = call ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %23) #5
  %25 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %24, ptr %25, align 8
  %26 = call noundef zeroext i1 @_ZN9__gnu_cxxltIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESH_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  br i1 %26, label %27, label %36

27:                                               ; preds = %22
  %28 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  %29 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findERKS4_m(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %28, i64 noundef 0) #5
  %30 = icmp ne i64 %29, -1
  br i1 %30, label %31, label %32

31:                                               ; preds = %27
  store i1 false, ptr %4, align 1
  store i32 1, ptr %12, align 4
  br label %37

32:                                               ; preds = %27
  br label %33

33:                                               ; preds = %32
  %34 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %9, i32 noundef 0) #5
  %35 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %34, ptr %35, align 8
  br label %22, !llvm.loop !14

36:                                               ; preds = %22
  store i1 true, ptr %4, align 1
  store i32 1, ptr %12, align 4
  br label %37

37:                                               ; preds = %36, %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #5
  br label %39

38:                                               ; preds = %3
  store i1 false, ptr %4, align 1
  br label %39

39:                                               ; preds = %38, %37
  %40 = load i1, ptr %4, align 1
  ret i1 %40
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK3spv10spirvbin_t13literalStringB5cxx11Ej(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(473), i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; 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) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxltIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESH_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findERKS4_m(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { 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 = !{!"_ZTSN3spv2OpE", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{i64 0, i64 8, !5}
!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.__gnu_cxx::__normal_iterator" = type { ptr }

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

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

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

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK3spv10spirvbin_t9isStripOpENS_2OpEj(ptr noundef nonnull align 8 dereferenceable(473) %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #2 align 2 {
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  switch i32 %1, label %19 [
    i32 3, label %7
    i32 4, label %7
    i32 5, label %7
    i32 6, label %7
    i32 8, label %7
  ]

7:                                                ; preds = %3, %3, %3, %3, %3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #4
  %8 = add i32 %2, 2
  call void @_ZNK3spv10spirvbin_t13literalStringB5cxx11Ej(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(473) %0, i32 noundef %8)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %9 = getelementptr inbounds i8, ptr %0, i64 32
  %10 = call ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store ptr %10, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %11 = call ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store ptr %11, ptr %6, align 8
  %12 = call noundef zeroext i1 @_ZN9__gnu_cxxltIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESH_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  br i1 %12, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %7, %15
  %13 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %14 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findERKS4_m(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %13, i64 noundef 0) #4
  %.not = icmp eq i64 %14, -1
  br i1 %.not, label %15, label %._crit_edge

15:                                               ; preds = %.lr.ph
  %16 = call ptr @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %5, i32 noundef 0) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %17 = call ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  store ptr %17, ptr %6, align 8
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxltIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESH_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  br i1 %18, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %15, %7
  %.lcssa = phi i1 [ true, %7 ], [ %.not, %15 ], [ %.not, %.lr.ph ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #4
  br label %19

19:                                               ; preds = %3, %._crit_edge
  %.1 = phi i1 [ %.lcssa, %._crit_edge ], [ false, %3 ]
  ret i1 %.1
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK3spv10spirvbin_t13literalStringB5cxx11Ej(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(473), i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxltIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEEbRKNS_17__normal_iteratorIT_T0_EESH_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4findERKS4_m(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZN9__gnu_cxx17__normal_iteratorIPKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESt6vectorIS6_SaIS6_EEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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