; LLVM IR from Mohammed-Shoaib/Coding-Problems :: Facebook/Hacker Cup/2020/Qualification Round/Travel Restrictions (A)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z19travel_restrictionsiRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !5
  br label %15

15:                                               ; preds = %121, %3
  %16 = load i32, ptr %7, align 4, !tbaa !5
  %17 = load i32, ptr %4, align 4, !tbaa !5
  %18 = icmp slt i32 %16, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %15
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %126

20:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #4
  %21 = load i32, ptr %4, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %10) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef %22, i8 noundef signext 78, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %23 unwind label %35

23:                                               ; preds = %20
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #4
  %24 = load i32, ptr %7, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef %25)
          to label %27 unwind label %39

27:                                               ; preds = %23
  store i8 89, ptr %26, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %28 = load i32, ptr %7, align 4, !tbaa !5
  %29 = add nsw i32 %28, 1
  store i32 %29, ptr %13, align 4, !tbaa !5
  br label %30

30:                                               ; preds = %72, %27
  %31 = load i32, ptr %13, align 4, !tbaa !5
  %32 = load i32, ptr %4, align 4, !tbaa !5
  %33 = icmp slt i32 %31, %32
  br i1 %33, label %43, label %34

34:                                               ; preds = %30
  store i32 5, ptr %8, align 4
  br label %75

35:                                               ; preds = %20
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %11, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %12, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %10) #4
  br label %125

39:                                               ; preds = %118, %116, %23
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %11, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %12, align 4
  br label %124

43:                                               ; preds = %30
  %44 = load ptr, ptr %6, align 8, !tbaa !9
  %45 = load i32, ptr %13, align 4, !tbaa !5
  %46 = sub nsw i32 %45, 1
  %47 = sext i32 %46 to i64
  %48 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %44, i64 noundef %47)
          to label %49 unwind label %63

49:                                               ; preds = %43
  %50 = load i8, ptr %48, align 1, !tbaa !11
  %51 = sext i8 %50 to i32
  %52 = icmp eq i32 %51, 78
  br i1 %52, label %62, label %53

53:                                               ; preds = %49
  %54 = load ptr, ptr %5, align 8, !tbaa !9
  %55 = load i32, ptr %13, align 4, !tbaa !5
  %56 = sext i32 %55 to i64
  %57 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %54, i64 noundef %56)
          to label %58 unwind label %63

58:                                               ; preds = %53
  %59 = load i8, ptr %57, align 1, !tbaa !11
  %60 = sext i8 %59 to i32
  %61 = icmp eq i32 %60, 78
  br i1 %61, label %62, label %67

62:                                               ; preds = %58, %49
  store i32 5, ptr %8, align 4
  br label %75

63:                                               ; preds = %67, %53, %43
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %11, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %124

67:                                               ; preds = %58
  %68 = load i32, ptr %13, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef %69)
          to label %71 unwind label %63

71:                                               ; preds = %67
  store i8 89, ptr %70, align 1, !tbaa !11
  br label %72

72:                                               ; preds = %71
  %73 = load i32, ptr %13, align 4, !tbaa !5
  %74 = add nsw i32 %73, 1
  store i32 %74, ptr %13, align 4, !tbaa !5
  br label %30, !llvm.loop !12

75:                                               ; preds = %62, %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %76

76:                                               ; preds = %75
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  %77 = load i32, ptr %7, align 4, !tbaa !5
  %78 = sub nsw i32 %77, 1
  store i32 %78, ptr %14, align 4, !tbaa !5
  br label %79

79:                                               ; preds = %112, %76
  %80 = load i32, ptr %14, align 4, !tbaa !5
  %81 = icmp sge i32 %80, 0
  br i1 %81, label %83, label %82

82:                                               ; preds = %79
  store i32 8, ptr %8, align 4
  br label %115

83:                                               ; preds = %79
  %84 = load ptr, ptr %6, align 8, !tbaa !9
  %85 = load i32, ptr %14, align 4, !tbaa !5
  %86 = add nsw i32 %85, 1
  %87 = sext i32 %86 to i64
  %88 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %84, i64 noundef %87)
          to label %89 unwind label %103

89:                                               ; preds = %83
  %90 = load i8, ptr %88, align 1, !tbaa !11
  %91 = sext i8 %90 to i32
  %92 = icmp eq i32 %91, 78
  br i1 %92, label %102, label %93

93:                                               ; preds = %89
  %94 = load ptr, ptr %5, align 8, !tbaa !9
  %95 = load i32, ptr %14, align 4, !tbaa !5
  %96 = sext i32 %95 to i64
  %97 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %94, i64 noundef %96)
          to label %98 unwind label %103

98:                                               ; preds = %93
  %99 = load i8, ptr %97, align 1, !tbaa !11
  %100 = sext i8 %99 to i32
  %101 = icmp eq i32 %100, 78
  br i1 %101, label %102, label %107

102:                                              ; preds = %98, %89
  store i32 8, ptr %8, align 4
  br label %115

103:                                              ; preds = %107, %93, %83
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %11, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %124

107:                                              ; preds = %98
  %108 = load i32, ptr %14, align 4, !tbaa !5
  %109 = sext i32 %108 to i64
  %110 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %9, i64 noundef %109)
          to label %111 unwind label %103

111:                                              ; preds = %107
  store i8 89, ptr %110, align 1, !tbaa !11
  br label %112

112:                                              ; preds = %111
  %113 = load i32, ptr %14, align 4, !tbaa !5
  %114 = add nsw i32 %113, -1
  store i32 %114, ptr %14, align 4, !tbaa !5
  br label %79, !llvm.loop !14

115:                                              ; preds = %102, %82
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %116

116:                                              ; preds = %115
  %117 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %118 unwind label %39

118:                                              ; preds = %116
  %119 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %117, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %120 unwind label %39

120:                                              ; preds = %118
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #4
  br label %121

121:                                              ; preds = %120
  %122 = load i32, ptr %7, align 4, !tbaa !5
  %123 = add nsw i32 %122, 1
  store i32 %123, ptr %7, align 4, !tbaa !5
  br label %15, !llvm.loop !15

124:                                              ; preds = %103, %63, %39
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  br label %125

125:                                              ; preds = %124, %35
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %127

126:                                              ; preds = %19
  ret void

127:                                              ; preds = %125
  %128 = load ptr, ptr %11, align 8
  %129 = load i32, ptr %12, align 4
  %130 = insertvalue { ptr, i32 } poison, ptr %128, 0
  %131 = insertvalue { ptr, i32 } %130, i32 %129, 1
  resume { ptr, i32 } %131
}

; 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_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i8 noundef signext, 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 nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; 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 = { 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 = { 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"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = distinct !{!15, !13}


; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"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 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_Z19travel_restrictionsiRNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES5_(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef nonnull align 8 dereferenceable(32) %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = icmp sgt i32 %0, 0
  br i1 %6, label %.lr.ph42, label %._crit_edge43

.lr.ph42:                                         ; preds = %3
  %7 = zext nneg i32 %0 to i64
  %8 = zext nneg i32 %0 to i64
  br label %9

._crit_edge43:                                    ; preds = %41, %3
  ret void

9:                                                ; preds = %.lr.ph42, %41
  %indvars.iv47 = phi i64 [ 0, %.lr.ph42 ], [ %indvars.iv.next48, %41 ]
  %indvars.iv = phi i64 [ 1, %.lr.ph42 ], [ %indvars.iv.next, %41 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %7, i8 noundef signext 78, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %10 unwind label %13

10:                                               ; preds = %9
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  %11 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %indvars.iv47)
  store i8 89, ptr %11, align 1, !tbaa !5
  %indvars.iv.next48 = add nuw nsw i64 %indvars.iv47, 1
  %12 = icmp ult i64 %indvars.iv.next48, %8
  br i1 %12, label %.lr.ph, label %._crit_edge

13:                                               ; preds = %9
  %14 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  br label %42

15:                                               ; preds = %39, %._crit_edge37
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #4
  br label %42

.lr.ph:                                           ; preds = %10, %25
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %25 ], [ %indvars.iv, %10 ]
  %17 = add nsw i64 %indvars.iv44, -1
  %18 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %17)
  %19 = load i8, ptr %18, align 1, !tbaa !5
  %20 = icmp eq i8 %19, 78
  br i1 %20, label %._crit_edge, label %21

21:                                               ; preds = %.lr.ph
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv44)
  %23 = load i8, ptr %22, align 1, !tbaa !5
  %24 = icmp eq i8 %23, 78
  br i1 %24, label %._crit_edge, label %25

25:                                               ; preds = %21
  %26 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %indvars.iv44)
  store i8 89, ptr %26, align 1, !tbaa !5
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next45, %7
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

._crit_edge:                                      ; preds = %25, %21, %.lr.ph, %10
  %.not = icmp eq i64 %indvars.iv47, 0
  br i1 %.not, label %._crit_edge37, label %.lr.ph36

.lr.ph36:                                         ; preds = %._crit_edge, %35
  %indvars.iv49 = phi i64 [ %indvars.iv.next50, %35 ], [ %indvars.iv47, %._crit_edge ]
  %indvars.iv.next50 = add nsw i64 %indvars.iv49, -1
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %indvars.iv49)
  %28 = load i8, ptr %27, align 1, !tbaa !5
  %29 = icmp eq i8 %28, 78
  br i1 %29, label %._crit_edge37, label %30

30:                                               ; preds = %.lr.ph36
  %31 = and i64 %indvars.iv.next50, 4294967295
  %32 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %31)
  %33 = load i8, ptr %32, align 1, !tbaa !5
  %34 = icmp eq i8 %33, 78
  br i1 %34, label %._crit_edge37, label %35

35:                                               ; preds = %30
  %36 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %31)
  store i8 89, ptr %36, align 1, !tbaa !5
  %37 = icmp sgt i64 %indvars.iv49, 1
  br i1 %37, label %.lr.ph36, label %._crit_edge37, !llvm.loop !10

._crit_edge37:                                    ; preds = %35, %30, %.lr.ph36, %._crit_edge
  %38 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %39 unwind label %15

39:                                               ; preds = %._crit_edge37
  %40 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %38, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %41 unwind label %15

41:                                               ; preds = %39
  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
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond55.not = icmp eq i64 %indvars.iv.next48, %7
  br i1 %exitcond55.not, label %._crit_edge43, label %9, !llvm.loop !11

42:                                               ; preds = %15, %13
  %.pn = phi { ptr, i32 } [ %16, %15 ], [ %14, %13 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #4
  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_EEmcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i8 noundef signext, 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 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: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #3

; 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 = { 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 = { 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"}
!10 = distinct !{!10, !9}
!11 = distinct !{!11, !9}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass