; LLVM IR from DionysiosB/CodeForces :: 1100-1199 (1181B-SplitANumber)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9stringsumNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef %1, ptr noundef %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i1, align 1
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i8, align 1
  %17 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  store i1 false, ptr %7, align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %18 unwind label %33

18:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #3
  store i32 0, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #3
  store i64 0, ptr %12, align 8, !tbaa !11
  br label %19

19:                                               ; preds = %96, %18
  %20 = load i64, ptr %12, align 8, !tbaa !11
  %21 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %22 = icmp ult i64 %20, %21
  br i1 %22, label %30, label %23

23:                                               ; preds = %19
  %24 = load i64, ptr %12, align 8, !tbaa !11
  %25 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %26 = icmp ult i64 %24, %25
  br i1 %26, label %30, label %27

27:                                               ; preds = %23
  %28 = load i32, ptr %11, align 4, !tbaa !9
  %29 = icmp ne i32 %28, 0
  br label %30

30:                                               ; preds = %27, %23, %19
  %31 = phi i1 [ true, %23 ], [ true, %19 ], [ %29, %27 ]
  br i1 %31, label %37, label %32

32:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  br label %105

33:                                               ; preds = %3
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %9, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #3
  br label %109

37:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #3
  %38 = load i64, ptr %12, align 8, !tbaa !11
  %39 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %40 = icmp ult i64 %38, %39
  br i1 %40, label %41, label %49

41:                                               ; preds = %37
  %42 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %43 = sub i64 %42, 1
  %44 = load i64, ptr %12, align 8, !tbaa !11
  %45 = sub i64 %43, %44
  %46 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %45)
          to label %47 unwind label %80

47:                                               ; preds = %41
  %48 = load i8, ptr %46, align 1, !tbaa !13
  br label %50

49:                                               ; preds = %37
  br label %50

50:                                               ; preds = %49, %47
  %51 = phi i8 [ %48, %47 ], [ 48, %49 ]
  %52 = sext i8 %51 to i64
  store i64 %52, ptr %13, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #3
  %53 = load i64, ptr %12, align 8, !tbaa !11
  %54 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %55 = icmp ult i64 %53, %54
  br i1 %55, label %56, label %64

56:                                               ; preds = %50
  %57 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %58 = sub i64 %57, 1
  %59 = load i64, ptr %12, align 8, !tbaa !11
  %60 = sub i64 %58, %59
  %61 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %60)
          to label %62 unwind label %84

62:                                               ; preds = %56
  %63 = load i8, ptr %61, align 1, !tbaa !13
  br label %65

64:                                               ; preds = %50
  br label %65

65:                                               ; preds = %64, %62
  %66 = phi i8 [ %63, %62 ], [ 48, %64 ]
  %67 = sext i8 %66 to i64
  store i64 %67, ptr %14, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #3
  %68 = load i32, ptr %11, align 4, !tbaa !9
  %69 = sext i32 %68 to i64
  %70 = load i64, ptr %13, align 8, !tbaa !11
  %71 = add nsw i64 %69, %70
  %72 = load i64, ptr %14, align 8, !tbaa !11
  %73 = add nsw i64 %71, %72
  %74 = sub nsw i64 %73, 96
  store i64 %74, ptr %15, align 8, !tbaa !11
  %75 = load i64, ptr %15, align 8, !tbaa !11
  %76 = icmp sgt i64 %75, 9
  br i1 %76, label %77, label %88

77:                                               ; preds = %65
  store i32 1, ptr %11, align 4, !tbaa !9
  %78 = load i64, ptr %15, align 8, !tbaa !11
  %79 = sub nsw i64 %78, 10
  store i64 %79, ptr %15, align 8, !tbaa !11
  br label %89

80:                                               ; preds = %41
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %9, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %10, align 4
  br label %104

84:                                               ; preds = %56
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %9, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %10, align 4
  br label %103

88:                                               ; preds = %65
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %89

89:                                               ; preds = %88, %77
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #3
  %90 = load i64, ptr %15, align 8, !tbaa !11
  %91 = add nsw i64 48, %90
  %92 = trunc i64 %91 to i8
  store i8 %92, ptr %16, align 1, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 32, ptr %17) #3
  %93 = load i8, ptr %16, align 1, !tbaa !13
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %17, i8 noundef signext %93, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %94 unwind label %99

94:                                               ; preds = %89
  %95 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %17) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #3
  br label %96

96:                                               ; preds = %94
  %97 = load i64, ptr %12, align 8, !tbaa !11
  %98 = add nsw i64 %97, 1
  store i64 %98, ptr %12, align 8, !tbaa !11
  br label %19, !llvm.loop !14

99:                                               ; preds = %89
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %9, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #3
  br label %103

103:                                              ; preds = %99, %84
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #3
  br label %104

104:                                              ; preds = %103, %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %109

105:                                              ; preds = %32
  store i1 true, ptr %7, align 1
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #3
  %106 = load i1, ptr %7, align 1
  br i1 %106, label %108, label %107

107:                                              ; preds = %105
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %108

108:                                              ; preds = %107, %105
  ret void

109:                                              ; preds = %104, %33
  %110 = load ptr, ptr %9, align 8
  %111 = load i32, ptr %10, align 4
  %112 = insertvalue { ptr, i32 } poison, ptr %110, 0
  %113 = insertvalue { ptr, i32 } %112, i32 %111, 1
  resume { ptr, i32 } %113
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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) #1

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i8 noundef signext, ptr noundef nonnull align 8 dereferenceable(32)) #0

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

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

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

attributes #0 = { mustprogress 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"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 = !{!7, !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z9stringsumNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #3
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %6 unwind label %14

6:                                                ; preds = %3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  br label %7

7:                                                ; preds = %44, %6
  %.021 = phi i32 [ 0, %6 ], [ %.1, %44 ]
  %.020 = phi i64 [ 0, %6 ], [ %46, %44 ]
  %8 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %9 = icmp ult i64 %.020, %8
  br i1 %9, label %.critedge, label %10

10:                                               ; preds = %7
  %11 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %12 = icmp ult i64 %.020, %11
  %13 = icmp ne i32 %.021, 0
  %or.cond = or i1 %13, %12
  br i1 %or.cond, label %.critedge, label %49

14:                                               ; preds = %3
  %15 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  br label %50

.critedge:                                        ; preds = %10, %7
  %16 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %17 = icmp ult i64 %.020, %16
  br i1 %17, label %18, label %24

18:                                               ; preds = %.critedge
  %19 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %20 = xor i64 %.020, -1
  %21 = add i64 %19, %20
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %21)
  %23 = load i8, ptr %22, align 1, !tbaa !5
  br label %24

24:                                               ; preds = %.critedge, %18
  %25 = phi i8 [ %23, %18 ], [ 48, %.critedge ]
  %26 = sext i8 %25 to i64
  %27 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %28 = icmp ult i64 %.020, %27
  br i1 %28, label %29, label %35

29:                                               ; preds = %24
  %30 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #3
  %31 = xor i64 %.020, -1
  %32 = add i64 %30, %31
  %33 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %32)
  %34 = load i8, ptr %33, align 1, !tbaa !5
  br label %35

35:                                               ; preds = %24, %29
  %36 = phi i8 [ %34, %29 ], [ 48, %24 ]
  %37 = sext i8 %36 to i64
  %38 = zext nneg i32 %.021 to i64
  %39 = add nsw i64 %26, %38
  %40 = add nsw i64 %39, %37
  %41 = icmp sgt i64 %40, 105
  %.0.v = select i1 %41, i64 150, i64 160
  %.0 = add nsw i64 %.0.v, %40
  %42 = trunc i64 %.0 to i8
  %43 = add i8 %42, 48
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #3
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, i8 noundef signext %43, ptr noundef nonnull align 8 dereferenceable(32) %0)
          to label %44 unwind label %47

44:                                               ; preds = %35
  %.1 = zext i1 %41 to i32
  %45 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %5) #3
  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
  %46 = add nuw nsw i64 %.020, 1
  br label %7, !llvm.loop !8

47:                                               ; preds = %35
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #3
  br label %50

49:                                               ; preds = %10
  ret void

50:                                               ; preds = %47, %14
  %.pn = phi { ptr, i32 } [ %48, %47 ], [ %15, %14 ]
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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) #1

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EES5_RKS8_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, i8 noundef signext, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

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

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

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

attributes #0 = { mustprogress 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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