; LLVM IR from MinaFaried3/Assiut-University-Training---Newcomers :: g-sheet4_string (U-NewWords)

; 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_istream" = type { ptr, i64, %"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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] }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca [5 x i32], align 16
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %9 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %10 unwind label %17

10:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 20, ptr %5) #5
  call void @llvm.memset.p0.i64(ptr align 16 %5, i8 0, i64 20, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %11

11:                                               ; preds = %130, %10
  %12 = load i32, ptr %6, align 4, !tbaa !5
  %13 = sext i32 %12 to i64
  %14 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  %15 = icmp ult i64 %13, %14
  br i1 %15, label %21, label %16

16:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %133

17:                                               ; preds = %0
  %18 = landingpad { ptr, i32 }
          cleanup
  %19 = extractvalue { ptr, i32 } %18, 0
  store ptr %19, ptr %3, align 8
  %20 = extractvalue { ptr, i32 } %18, 1
  store i32 %20, ptr %4, align 4
  br label %166

21:                                               ; preds = %11
  %22 = load i32, ptr %6, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %23)
          to label %25 unwind label %41

25:                                               ; preds = %21
  %26 = load i8, ptr %24, align 1, !tbaa !9
  %27 = sext i8 %26 to i32
  %28 = icmp eq i32 %27, 69
  br i1 %28, label %37, label %29

29:                                               ; preds = %25
  %30 = load i32, ptr %6, align 4, !tbaa !5
  %31 = sext i32 %30 to i64
  %32 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %31)
          to label %33 unwind label %41

33:                                               ; preds = %29
  %34 = load i8, ptr %32, align 1, !tbaa !9
  %35 = sext i8 %34 to i32
  %36 = icmp eq i32 %35, 101
  br i1 %36, label %37, label %45

37:                                               ; preds = %33, %25
  %38 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 0
  %39 = load i32, ptr %38, align 16, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %38, align 16, !tbaa !5
  br label %129

41:                                               ; preds = %113, %105, %93, %85, %73, %65, %53, %45, %29, %21
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %3, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %165

45:                                               ; preds = %33
  %46 = load i32, ptr %6, align 4, !tbaa !5
  %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) %2, i64 noundef %47)
          to label %49 unwind label %41

49:                                               ; preds = %45
  %50 = load i8, ptr %48, align 1, !tbaa !9
  %51 = sext i8 %50 to i32
  %52 = icmp eq i32 %51, 71
  br i1 %52, label %61, label %53

53:                                               ; preds = %49
  %54 = load i32, ptr %6, align 4, !tbaa !5
  %55 = sext i32 %54 to i64
  %56 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %55)
          to label %57 unwind label %41

57:                                               ; preds = %53
  %58 = load i8, ptr %56, align 1, !tbaa !9
  %59 = sext i8 %58 to i32
  %60 = icmp eq i32 %59, 103
  br i1 %60, label %61, label %65

61:                                               ; preds = %57, %49
  %62 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 1
  %63 = load i32, ptr %62, align 4, !tbaa !5
  %64 = add nsw i32 %63, 1
  store i32 %64, ptr %62, align 4, !tbaa !5
  br label %128

65:                                               ; preds = %57
  %66 = load i32, ptr %6, align 4, !tbaa !5
  %67 = sext i32 %66 to i64
  %68 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %67)
          to label %69 unwind label %41

69:                                               ; preds = %65
  %70 = load i8, ptr %68, align 1, !tbaa !9
  %71 = sext i8 %70 to i32
  %72 = icmp eq i32 %71, 89
  br i1 %72, label %81, label %73

73:                                               ; preds = %69
  %74 = load i32, ptr %6, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %75)
          to label %77 unwind label %41

77:                                               ; preds = %73
  %78 = load i8, ptr %76, align 1, !tbaa !9
  %79 = sext i8 %78 to i32
  %80 = icmp eq i32 %79, 121
  br i1 %80, label %81, label %85

81:                                               ; preds = %77, %69
  %82 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 2
  %83 = load i32, ptr %82, align 8, !tbaa !5
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %82, align 8, !tbaa !5
  br label %127

85:                                               ; preds = %77
  %86 = load i32, ptr %6, align 4, !tbaa !5
  %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) %2, i64 noundef %87)
          to label %89 unwind label %41

89:                                               ; preds = %85
  %90 = load i8, ptr %88, align 1, !tbaa !9
  %91 = sext i8 %90 to i32
  %92 = icmp eq i32 %91, 80
  br i1 %92, label %101, label %93

93:                                               ; preds = %89
  %94 = load i32, ptr %6, align 4, !tbaa !5
  %95 = sext i32 %94 to i64
  %96 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %95)
          to label %97 unwind label %41

97:                                               ; preds = %93
  %98 = load i8, ptr %96, align 1, !tbaa !9
  %99 = sext i8 %98 to i32
  %100 = icmp eq i32 %99, 112
  br i1 %100, label %101, label %105

101:                                              ; preds = %97, %89
  %102 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 3
  %103 = load i32, ptr %102, align 4, !tbaa !5
  %104 = add nsw i32 %103, 1
  store i32 %104, ptr %102, align 4, !tbaa !5
  br label %126

105:                                              ; preds = %97
  %106 = load i32, ptr %6, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %107)
          to label %109 unwind label %41

109:                                              ; preds = %105
  %110 = load i8, ptr %108, align 1, !tbaa !9
  %111 = sext i8 %110 to i32
  %112 = icmp eq i32 %111, 84
  br i1 %112, label %121, label %113

113:                                              ; preds = %109
  %114 = load i32, ptr %6, align 4, !tbaa !5
  %115 = sext i32 %114 to i64
  %116 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %115)
          to label %117 unwind label %41

117:                                              ; preds = %113
  %118 = load i8, ptr %116, align 1, !tbaa !9
  %119 = sext i8 %118 to i32
  %120 = icmp eq i32 %119, 116
  br i1 %120, label %121, label %125

121:                                              ; preds = %117, %109
  %122 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 4
  %123 = load i32, ptr %122, align 16, !tbaa !5
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %122, align 16, !tbaa !5
  br label %125

125:                                              ; preds = %121, %117
  br label %126

126:                                              ; preds = %125, %101
  br label %127

127:                                              ; preds = %126, %81
  br label %128

128:                                              ; preds = %127, %61
  br label %129

129:                                              ; preds = %128, %37
  br label %130

130:                                              ; preds = %129
  %131 = load i32, ptr %6, align 4, !tbaa !5
  %132 = add nsw i32 %131, 1
  store i32 %132, ptr %6, align 4, !tbaa !5
  br label %11, !llvm.loop !10

133:                                              ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  %134 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 0
  %135 = load i32, ptr %134, align 16, !tbaa !5
  store i32 %135, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  br label %136

136:                                              ; preds = %153, %133
  %137 = load i32, ptr %8, align 4, !tbaa !5
  %138 = icmp slt i32 %137, 5
  br i1 %138, label %140, label %139

139:                                              ; preds = %136
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %156

140:                                              ; preds = %136
  %141 = load i32, ptr %7, align 4, !tbaa !5
  %142 = load i32, ptr %8, align 4, !tbaa !5
  %143 = sext i32 %142 to i64
  %144 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 %143
  %145 = load i32, ptr %144, align 4, !tbaa !5
  %146 = icmp sgt i32 %141, %145
  br i1 %146, label %147, label %152

147:                                              ; preds = %140
  %148 = load i32, ptr %8, align 4, !tbaa !5
  %149 = sext i32 %148 to i64
  %150 = getelementptr inbounds [5 x i32], ptr %5, i64 0, i64 %149
  %151 = load i32, ptr %150, align 4, !tbaa !5
  store i32 %151, ptr %7, align 4, !tbaa !5
  br label %152

152:                                              ; preds = %147, %140
  br label %153

153:                                              ; preds = %152
  %154 = load i32, ptr %8, align 4, !tbaa !5
  %155 = add nsw i32 %154, 1
  store i32 %155, ptr %8, align 4, !tbaa !5
  br label %136, !llvm.loop !12

156:                                              ; preds = %139
  %157 = load i32, ptr %7, align 4, !tbaa !5
  %158 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %157)
          to label %159 unwind label %161

159:                                              ; preds = %156
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 20, ptr %5) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #5
  %160 = load i32, ptr %1, align 4
  ret i32 %160

161:                                              ; preds = %156
  %162 = landingpad { ptr, i32 }
          cleanup
  %163 = extractvalue { ptr, i32 } %162, 0
  store ptr %163, ptr %3, align 8
  %164 = extractvalue { ptr, i32 } %162, 1
  store i32 %164, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %165

165:                                              ; preds = %161, %41
  call void @llvm.lifetime.end.p0(i64 20, ptr %5) #5
  br label %166

166:                                              ; preds = %165, %17
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #5
  br label %167

167:                                              ; preds = %166
  %168 = load ptr, ptr %3, align 8
  %169 = load i32, ptr %4, align 4
  %170 = insertvalue { ptr, i32 } poison, ptr %168, 0
  %171 = insertvalue { ptr, i32 } %170, i32 %169, 1
  resume { ptr, i32 } %171
}

; 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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

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

attributes #0 = { mustprogress norecurse 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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


; 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_istream" = type { ptr, i64, %"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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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] }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %2 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %3 unwind label %6

3:                                                ; preds = %0
  %4 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %62, %3
  %.sroa.6.0 = phi i32 [ 0, %3 ], [ %63, %62 ]
  %.sroa.9.0 = phi i32 [ 0, %3 ], [ %64, %62 ]
  %.sroa.12.0 = phi i32 [ 0, %3 ], [ %65, %62 ]
  %.sroa.15.0 = phi i32 [ 0, %3 ], [ %66, %62 ]
  %.lcssa = phi i32 [ 0, %3 ], [ %67, %62 ]
  %spec.select.1 = call i32 @llvm.smin.i32(i32 %.lcssa, i32 %.sroa.6.0)
  %spec.select.2 = call i32 @llvm.smin.i32(i32 %spec.select.1, i32 %.sroa.9.0)
  %spec.select.3 = call i32 @llvm.smin.i32(i32 %spec.select.2, i32 %.sroa.12.0)
  %spec.select.4 = call i32 @llvm.smin.i32(i32 %spec.select.3, i32 %.sroa.15.0)
  %5 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %spec.select.4)
          to label %70 unwind label %71

6:                                                ; preds = %0
  %7 = landingpad { ptr, i32 }
          cleanup
  br label %73

.lr.ph:                                           ; preds = %3, %62
  %indvars.iv = phi i64 [ %indvars.iv.next, %62 ], [ 0, %3 ]
  %8 = phi i32 [ %63, %62 ], [ 0, %3 ]
  %9 = phi i32 [ %64, %62 ], [ 0, %3 ]
  %10 = phi i32 [ %65, %62 ], [ 0, %3 ]
  %11 = phi i32 [ %66, %62 ], [ 0, %3 ]
  %12 = phi i32 [ %67, %62 ], [ 0, %3 ]
  %13 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %14 = load i8, ptr %13, align 1, !tbaa !5
  %15 = icmp eq i8 %14, 69
  br i1 %15, label %20, label %16

16:                                               ; preds = %.lr.ph
  %17 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %18 = load i8, ptr %17, align 1, !tbaa !5
  %19 = icmp eq i8 %18, 101
  br i1 %19, label %20, label %22

20:                                               ; preds = %16, %.lr.ph
  %21 = add nsw i32 %12, 1
  br label %62

22:                                               ; preds = %16
  %23 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %24 = load i8, ptr %23, align 1, !tbaa !5
  %25 = icmp eq i8 %24, 71
  br i1 %25, label %30, label %26

26:                                               ; preds = %22
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %28 = load i8, ptr %27, align 1, !tbaa !5
  %29 = icmp eq i8 %28, 103
  br i1 %29, label %30, label %32

30:                                               ; preds = %26, %22
  %31 = add nsw i32 %8, 1
  br label %62

32:                                               ; preds = %26
  %33 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %34 = load i8, ptr %33, align 1, !tbaa !5
  %35 = icmp eq i8 %34, 89
  br i1 %35, label %40, label %36

36:                                               ; preds = %32
  %37 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %38 = load i8, ptr %37, align 1, !tbaa !5
  %39 = icmp eq i8 %38, 121
  br i1 %39, label %40, label %42

40:                                               ; preds = %36, %32
  %41 = add nsw i32 %9, 1
  br label %62

42:                                               ; preds = %36
  %43 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %44 = load i8, ptr %43, align 1, !tbaa !5
  %45 = icmp eq i8 %44, 80
  br i1 %45, label %50, label %46

46:                                               ; preds = %42
  %47 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %48 = load i8, ptr %47, align 1, !tbaa !5
  %49 = icmp eq i8 %48, 112
  br i1 %49, label %50, label %52

50:                                               ; preds = %46, %42
  %51 = add nsw i32 %10, 1
  br label %62

52:                                               ; preds = %46
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %54 = load i8, ptr %53, align 1, !tbaa !5
  %55 = icmp eq i8 %54, 84
  br i1 %55, label %60, label %56

56:                                               ; preds = %52
  %57 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %58 = load i8, ptr %57, align 1, !tbaa !5
  %59 = icmp eq i8 %58, 116
  br i1 %59, label %60, label %62

60:                                               ; preds = %56, %52
  %61 = add nsw i32 %11, 1
  br label %62

62:                                               ; preds = %20, %40, %56, %60, %50, %30
  %63 = phi i32 [ %8, %20 ], [ %8, %40 ], [ %8, %56 ], [ %8, %60 ], [ %8, %50 ], [ %31, %30 ]
  %64 = phi i32 [ %9, %20 ], [ %41, %40 ], [ %9, %56 ], [ %9, %60 ], [ %9, %50 ], [ %9, %30 ]
  %65 = phi i32 [ %10, %20 ], [ %10, %40 ], [ %10, %56 ], [ %10, %60 ], [ %51, %50 ], [ %10, %30 ]
  %66 = phi i32 [ %11, %20 ], [ %11, %40 ], [ %11, %56 ], [ %61, %60 ], [ %11, %50 ], [ %11, %30 ]
  %67 = phi i32 [ %21, %20 ], [ %12, %40 ], [ %12, %56 ], [ %12, %60 ], [ %12, %50 ], [ %12, %30 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %68 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  %69 = icmp ugt i64 %68, %indvars.iv.next
  br i1 %69, label %.lr.ph, label %._crit_edge, !llvm.loop !8

70:                                               ; preds = %._crit_edge
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  ret i32 0

71:                                               ; preds = %._crit_edge
  %72 = landingpad { ptr, i32 }
          cleanup
  br label %73

73:                                               ; preds = %71, %6
  %.pn = phi { ptr, i32 } [ %72, %71 ], [ %7, %6 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #5
  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 @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

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

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #4

attributes #0 = { mustprogress norecurse 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 = { "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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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