; LLVM IR from PaddlePaddle/FastDeploy :: fastdeploy/encryption/util/src (system_utils)

; 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::istreambuf_iterator" = type <{ ptr, i32, [4 x i8] }>
%"class.std::back_insert_iterator" = type { ptr }

@_ZN10fastdeploy8constantL12MAGIC_NUMBERB5cxx11E = external hidden global %"class.std::__cxx11::basic_string", align 8
@_ZN10fastdeploy8constantL7VERSIONB5cxx11E = external hidden global %"class.std::__cxx11::basic_string", align 8
@__FUNCTION__._ZN10fastdeploy4util11SystemUtils20check_file_encryptedEPKc = external hidden unnamed_addr constant [21 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [51 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: 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

declare i32 @printf(ptr noundef, ...) #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt13back_inserterINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEESt20back_insert_iteratorIT_ERS7_(ptr noundef nonnull align 8 dereferenceable(32)) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #4

; 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 #5 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #5 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN10fastdeploy4util11SystemUtils20check_file_encryptedERSi(ptr noundef nonnull align 8 dereferenceable(16) %0) #5 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::istreambuf_iterator", align 8
  %7 = alloca %"class.std::back_insert_iterator", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::back_insert_iterator", align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %13, i64 noundef 0, i32 noundef 0)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  store i64 7, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12) %6, ptr noundef nonnull align 8 dereferenceable(16) %15) #6
  %16 = load i64, ptr %4, align 8, !tbaa !9
  %17 = invoke ptr @_ZSt13back_inserterINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEESt20back_insert_iteratorIT_ERS7_(ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %18 unwind label %35

18:                                               ; preds = %1
  %19 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %7, i32 0, i32 0
  store ptr %17, ptr %19, align 8
  %20 = getelementptr inbounds { ptr, i32 }, ptr %6, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8
  %22 = getelementptr inbounds { ptr, i32 }, ptr %6, i32 0, i32 1
  %23 = load i32, ptr %22, align 8
  %24 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %7, i32 0, i32 0
  %25 = load ptr, ptr %24, align 8
  %26 = invoke ptr @_ZSt6copy_nISt19istreambuf_iteratorIcSt11char_traitsIcEEmSt20back_insert_iteratorINSt7__cxx1112basic_stringIcS2_SaIcEEEEET1_T_T0_SA_(ptr %21, i32 %23, i64 noundef %16, ptr %25)
          to label %27 unwind label %35

27:                                               ; preds = %18
  %28 = getelementptr inbounds %"class.std::back_insert_iterator", ptr %10, i32 0, i32 0
  store ptr %26, ptr %28, align 8
  %29 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %30 = load i64, ptr %4, align 8, !tbaa !9
  %31 = icmp ne i64 %29, %30
  br i1 %31, label %32, label %39

32:                                               ; preds = %27
  %33 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.6, ptr noundef @__FUNCTION__._ZN10fastdeploy4util11SystemUtils20check_file_encryptedEPKc, i32 noundef 121)
          to label %34 unwind label %35

34:                                               ; preds = %32
  store i32 100, ptr %2, align 4
  store i32 1, ptr %11, align 4
  br label %56

35:                                               ; preds = %32, %18, %1
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %8, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %9, align 4
  br label %58

39:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) @_ZN10fastdeploy8constantL12MAGIC_NUMBERB5cxx11E)
          to label %40 unwind label %45

40:                                               ; preds = %39
  %41 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) @_ZN10fastdeploy8constantL7VERSIONB5cxx11E)
          to label %42 unwind label %49

42:                                               ; preds = %40
  %43 = call noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br i1 %43, label %44, label %53

44:                                               ; preds = %42
  store i32 0, ptr %2, align 4
  store i32 1, ptr %11, align 4
  br label %54

45:                                               ; preds = %39
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %8, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %9, align 4
  br label %55

49:                                               ; preds = %40
  %50 = landingpad { ptr, i32 }
          cleanup
  %51 = extractvalue { ptr, i32 } %50, 0
  store ptr %51, ptr %8, align 8
  %52 = extractvalue { ptr, i32 } %50, 1
  store i32 %52, ptr %9, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  br label %55

53:                                               ; preds = %42
  store i32 1, ptr %2, align 4
  store i32 1, ptr %11, align 4
  br label %54

54:                                               ; preds = %53, %44
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  br label %56

55:                                               ; preds = %49, %45
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #6
  br label %58

56:                                               ; preds = %54, %34
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  %57 = load i32, ptr %2, align 4
  ret i32 %57

58:                                               ; preds = %55, %35
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  br label %59

59:                                               ; preds = %58
  %60 = load ptr, ptr %8, align 8
  %61 = load i32, ptr %9, align 4
  %62 = insertvalue { ptr, i32 } poison, ptr %60, 0
  %63 = insertvalue { ptr, i32 } %62, i32 %61, 1
  resume { ptr, i32 } %63
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt6copy_nISt19istreambuf_iteratorIcSt11char_traitsIcEEmSt20back_insert_iteratorINSt7__cxx1112basic_stringIcS2_SaIcEEEEET1_T_T0_SA_(ptr, i32, i64 noundef, ptr) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { "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 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 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 = { 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 #6 = { 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 = !{!"long", !7, i64 0}


; 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::istreambuf_iterator" = type <{ ptr, i32, [4 x i8] }>

@_ZN10fastdeploy8constantL12MAGIC_NUMBERB5cxx11E = external hidden global %"class.std::__cxx11::basic_string", align 8
@_ZN10fastdeploy8constantL7VERSIONB5cxx11E = external hidden global %"class.std::__cxx11::basic_string", align 8
@__FUNCTION__._ZN10fastdeploy4util11SystemUtils20check_file_encryptedEPKc = external hidden unnamed_addr constant [21 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [51 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 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: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16), i64 noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt13back_inserterINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEESt20back_insert_iteratorIT_ERS7_(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #5

; 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 #6 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #6 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef range(i32 0, 101) i32 @_ZN10fastdeploy4util11SystemUtils20check_file_encryptedERSi(ptr noundef nonnull align 8 dereferenceable(16) %0) local_unnamed_addr #6 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::istreambuf_iterator", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = tail call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi5seekgElSt12_Ios_Seekdir(ptr noundef nonnull align 8 dereferenceable(16) %0, i64 noundef 0, i32 noundef 0)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @_ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEC2ERSi(ptr noundef nonnull align 8 dereferenceable(12) %3, ptr noundef nonnull align 8 dereferenceable(16) %0) #7
  %6 = invoke ptr @_ZSt13back_inserterINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEESt20back_insert_iteratorIT_ERS7_(ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %7 unwind label %16

7:                                                ; preds = %1
  %8 = load ptr, ptr %3, align 8
  %9 = getelementptr inbounds i8, ptr %3, i64 8
  %10 = load i32, ptr %9, align 8
  %11 = invoke ptr @_ZSt6copy_nISt19istreambuf_iteratorIcSt11char_traitsIcEEmSt20back_insert_iteratorINSt7__cxx1112basic_stringIcS2_SaIcEEEEET1_T_T0_SA_(ptr %8, i32 %10, i64 noundef 7, ptr %6)
          to label %12 unwind label %16

12:                                               ; preds = %7
  %13 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  %.not = icmp eq i64 %13, 7
  br i1 %.not, label %18, label %14

14:                                               ; preds = %12
  %15 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.6, ptr noundef nonnull @__FUNCTION__._ZN10fastdeploy4util11SystemUtils20check_file_encryptedEPKc, i32 noundef 121)
  br label %28

16:                                               ; preds = %7, %1
  %17 = landingpad { ptr, i32 }
          cleanup
  br label %29

18:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) @_ZN10fastdeploy8constantL12MAGIC_NUMBERB5cxx11E)
          to label %19 unwind label %23

19:                                               ; preds = %18
  %20 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6appendERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) @_ZN10fastdeploy8constantL7VERSIONB5cxx11E)
          to label %21 unwind label %25

21:                                               ; preds = %19
  %22 = call noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  %not. = xor i1 %22, true
  %. = zext i1 %not. to i32
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #7
  br label %28

23:                                               ; preds = %18
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %27

25:                                               ; preds = %19
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  br label %27

27:                                               ; preds = %25, %23
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #7
  br label %29

28:                                               ; preds = %21, %14
  %.1 = phi i32 [ 100, %14 ], [ %., %21 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #7
  ret i32 %.1

29:                                               ; preds = %27, %16
  %.pn.pn = phi { ptr, i32 } [ %.pn, %27 ], [ %17, %16 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #7
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt6copy_nISt19istreambuf_iteratorIcSt11char_traitsIcEEmSt20back_insert_iteratorINSt7__cxx1112basic_stringIcS2_SaIcEEEEET1_T_T0_SA_(ptr, i32, i64 noundef, ptr) local_unnamed_addr #4

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 = { 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 #3 = { "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 = { 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 #6 = { 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 #7 = { 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)"}


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