; LLVM IR from abeaumont/competitive-programming :: kattis (alphabetspam)

; 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] }
%"struct.std::_Setprecision" = type { i32 }

@_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 i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca double, align 8
  %11 = alloca %"struct.std::_Setprecision", align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  %12 = 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 %13 unwind label %20

13:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  store i32 0, ptr %8, align 4, !tbaa !5
  store i32 0, ptr %7, align 4, !tbaa !5
  store i32 0, ptr %6, align 4, !tbaa !5
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %14

14:                                               ; preds = %83, %13
  %15 = load i32, ptr %9, align 4, !tbaa !5
  %16 = sext i32 %15 to i64
  %17 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  %18 = icmp ult i64 %16, %17
  br i1 %18, label %24, label %19

19:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  br label %86

20:                                               ; preds = %0
  %21 = landingpad { ptr, i32 }
          cleanup
  %22 = extractvalue { ptr, i32 } %21, 0
  store ptr %22, ptr %3, align 8
  %23 = extractvalue { ptr, i32 } %21, 1
  store i32 %23, ptr %4, align 4
  br label %142

24:                                               ; preds = %14
  %25 = load i32, ptr %9, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %26)
          to label %28 unwind label %35

28:                                               ; preds = %24
  %29 = load i8, ptr %27, align 1, !tbaa !9
  %30 = sext i8 %29 to i32
  %31 = icmp eq i32 %30, 95
  br i1 %31, label %32, label %39

32:                                               ; preds = %28
  %33 = load i32, ptr %5, align 4, !tbaa !5
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %5, align 4, !tbaa !5
  br label %82

35:                                               ; preds = %66, %58, %47, %39, %24
  %36 = landingpad { ptr, i32 }
          cleanup
  %37 = extractvalue { ptr, i32 } %36, 0
  store ptr %37, ptr %3, align 8
  %38 = extractvalue { ptr, i32 } %36, 1
  store i32 %38, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  br label %141

39:                                               ; preds = %28
  %40 = load i32, ptr %9, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %41)
          to label %43 unwind label %35

43:                                               ; preds = %39
  %44 = load i8, ptr %42, align 1, !tbaa !9
  %45 = sext i8 %44 to i32
  %46 = icmp sge i32 %45, 97
  br i1 %46, label %47, label %58

47:                                               ; preds = %43
  %48 = load i32, ptr %9, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %49)
          to label %51 unwind label %35

51:                                               ; preds = %47
  %52 = load i8, ptr %50, align 1, !tbaa !9
  %53 = sext i8 %52 to i32
  %54 = icmp sle i32 %53, 122
  br i1 %54, label %55, label %58

55:                                               ; preds = %51
  %56 = load i32, ptr %6, align 4, !tbaa !5
  %57 = add nsw i32 %56, 1
  store i32 %57, ptr %6, align 4, !tbaa !5
  br label %81

58:                                               ; preds = %51, %43
  %59 = load i32, ptr %9, align 4, !tbaa !5
  %60 = sext i32 %59 to i64
  %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 %35

62:                                               ; preds = %58
  %63 = load i8, ptr %61, align 1, !tbaa !9
  %64 = sext i8 %63 to i32
  %65 = icmp sge i32 %64, 65
  br i1 %65, label %66, label %77

66:                                               ; preds = %62
  %67 = load i32, ptr %9, align 4, !tbaa !5
  %68 = sext i32 %67 to i64
  %69 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %2, i64 noundef %68)
          to label %70 unwind label %35

70:                                               ; preds = %66
  %71 = load i8, ptr %69, align 1, !tbaa !9
  %72 = sext i8 %71 to i32
  %73 = icmp sle i32 %72, 90
  br i1 %73, label %74, label %77

74:                                               ; preds = %70
  %75 = load i32, ptr %7, align 4, !tbaa !5
  %76 = add nsw i32 %75, 1
  store i32 %76, ptr %7, align 4, !tbaa !5
  br label %80

77:                                               ; preds = %70, %62
  %78 = load i32, ptr %8, align 4, !tbaa !5
  %79 = add nsw i32 %78, 1
  store i32 %79, ptr %8, align 4, !tbaa !5
  br label %80

80:                                               ; preds = %77, %74
  br label %81

81:                                               ; preds = %80, %55
  br label %82

82:                                               ; preds = %81, %32
  br label %83

83:                                               ; preds = %82
  %84 = load i32, ptr %9, align 4, !tbaa !5
  %85 = add nsw i32 %84, 1
  store i32 %85, ptr %9, align 4, !tbaa !5
  br label %14, !llvm.loop !10

86:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %87 = load i32, ptr %5, align 4, !tbaa !5
  %88 = load i32, ptr %6, align 4, !tbaa !5
  %89 = add nsw i32 %87, %88
  %90 = load i32, ptr %7, align 4, !tbaa !5
  %91 = add nsw i32 %89, %90
  %92 = load i32, ptr %8, align 4, !tbaa !5
  %93 = add nsw i32 %91, %92
  %94 = sitofp i32 %93 to double
  store double %94, ptr %10, align 8, !tbaa !12
  %95 = invoke i32 @_ZSt12setprecisioni(i32 noundef 10)
          to label %96 unwind label %137

96:                                               ; preds = %86
  %97 = getelementptr inbounds %"struct.std::_Setprecision", ptr %11, i32 0, i32 0
  store i32 %95, ptr %97, align 4
  %98 = getelementptr inbounds %"struct.std::_Setprecision", ptr %11, i32 0, i32 0
  %99 = load i32, ptr %98, align 4
  %100 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 %99)
          to label %101 unwind label %137

101:                                              ; preds = %96
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8) %100, ptr noundef @_ZSt5fixedRSt8ios_base)
          to label %103 unwind label %137

103:                                              ; preds = %101
  %104 = load i32, ptr %5, align 4, !tbaa !5
  %105 = sitofp i32 %104 to double
  %106 = load double, ptr %10, align 8, !tbaa !12
  %107 = fdiv double %105, %106
  %108 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %102, double noundef %107)
          to label %109 unwind label %137

109:                                              ; preds = %103
  %110 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %108, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %111 unwind label %137

111:                                              ; preds = %109
  %112 = load i32, ptr %6, align 4, !tbaa !5
  %113 = sitofp i32 %112 to double
  %114 = load double, ptr %10, align 8, !tbaa !12
  %115 = fdiv double %113, %114
  %116 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %110, double noundef %115)
          to label %117 unwind label %137

117:                                              ; preds = %111
  %118 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %116, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %119 unwind label %137

119:                                              ; preds = %117
  %120 = load i32, ptr %7, align 4, !tbaa !5
  %121 = sitofp i32 %120 to double
  %122 = load double, ptr %10, align 8, !tbaa !12
  %123 = fdiv double %121, %122
  %124 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %118, double noundef %123)
          to label %125 unwind label %137

125:                                              ; preds = %119
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %124, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %127 unwind label %137

127:                                              ; preds = %125
  %128 = load i32, ptr %8, align 4, !tbaa !5
  %129 = sitofp i32 %128 to double
  %130 = load double, ptr %10, align 8, !tbaa !12
  %131 = fdiv double %129, %130
  %132 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %126, double noundef %131)
          to label %133 unwind label %137

133:                                              ; preds = %127
  %134 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %132, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %135 unwind label %137

135:                                              ; preds = %133
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #7
  %136 = load i32, ptr %1, align 4
  ret i32 %136

137:                                              ; preds = %133, %127, %125, %119, %117, %111, %109, %103, %101, %96, %86
  %138 = landingpad { ptr, i32 }
          cleanup
  %139 = extractvalue { ptr, i32 } %138, 0
  store ptr %139, ptr %3, align 8
  %140 = extractvalue { ptr, i32 } %138, 1
  store i32 %140, ptr %4, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %141

141:                                              ; preds = %137, %35
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  br label %142

142:                                              ; preds = %141, %20
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #7
  br label %143

143:                                              ; preds = %142
  %144 = load ptr, ptr %3, align 8
  %145 = load i32, ptr %4, align 4
  %146 = insertvalue { ptr, i32 } poison, ptr %144, 0
  %147 = insertvalue { ptr, i32 } %146, i32 %145, 1
  resume { ptr, i32 } %147
}

; 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: 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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8), i32) #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i32 @_ZSt12setprecisioni(i32 noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt5fixedRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #4

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

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6 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)) #4

; 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 = { 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)"}
!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 = !{!13, !13, i64 0}
!13 = !{!"double", !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::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) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  %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 %.preheader unwind label %10

.preheader:                                       ; preds = %0
  %3 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  %.not = icmp eq i64 %3, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %39, %.preheader
  %.032.lcssa = phi i32 [ 0, %.preheader ], [ %.133, %39 ]
  %.030.lcssa = phi i32 [ 0, %.preheader ], [ %.131, %39 ]
  %.028.lcssa = phi i32 [ 0, %.preheader ], [ %.129, %39 ]
  %.027.lcssa = phi i32 [ 0, %.preheader ], [ %.1, %39 ]
  %4 = add nsw i32 %.030.lcssa, %.032.lcssa
  %5 = add nsw i32 %4, %.028.lcssa
  %6 = add nsw i32 %5, %.027.lcssa
  %7 = sitofp i32 %6 to double
  %8 = call i32 @_ZSt12setprecisioni(i32 noundef 10)
  %9 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 %8)
          to label %42 unwind label %69

10:                                               ; preds = %0
  %11 = landingpad { ptr, i32 }
          cleanup
  br label %71

.lr.ph:                                           ; preds = %.preheader, %39
  %indvars.iv = phi i64 [ %indvars.iv.next, %39 ], [ 0, %.preheader ]
  %.02739 = phi i32 [ %.1, %39 ], [ 0, %.preheader ]
  %.02838 = phi i32 [ %.129, %39 ], [ 0, %.preheader ]
  %.03037 = phi i32 [ %.131, %39 ], [ 0, %.preheader ]
  %.03236 = phi i32 [ %.133, %39 ], [ 0, %.preheader ]
  %12 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %13 = load i8, ptr %12, align 1, !tbaa !5
  %14 = icmp eq i8 %13, 95
  br i1 %14, label %15, label %17

15:                                               ; preds = %.lr.ph
  %16 = add nsw i32 %.03236, 1
  br label %39

17:                                               ; preds = %.lr.ph
  %18 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %19 = load i8, ptr %18, align 1, !tbaa !5
  %20 = icmp sgt i8 %19, 96
  br i1 %20, label %21, label %27

21:                                               ; preds = %17
  %22 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %23 = load i8, ptr %22, align 1, !tbaa !5
  %24 = icmp slt i8 %23, 123
  br i1 %24, label %25, label %27

25:                                               ; preds = %21
  %26 = add nsw i32 %.03037, 1
  br label %39

27:                                               ; preds = %21, %17
  %28 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %29 = load i8, ptr %28, align 1, !tbaa !5
  %30 = icmp sgt i8 %29, 64
  br i1 %30, label %31, label %37

31:                                               ; preds = %27
  %32 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %indvars.iv)
  %33 = load i8, ptr %32, align 1, !tbaa !5
  %34 = icmp slt i8 %33, 91
  br i1 %34, label %35, label %37

35:                                               ; preds = %31
  %36 = add nsw i32 %.02838, 1
  br label %39

37:                                               ; preds = %31, %27
  %38 = add nsw i32 %.02739, 1
  br label %39

39:                                               ; preds = %15, %35, %37, %25
  %.133 = phi i32 [ %16, %15 ], [ %.03236, %25 ], [ %.03236, %35 ], [ %.03236, %37 ]
  %.131 = phi i32 [ %.03037, %15 ], [ %26, %25 ], [ %.03037, %35 ], [ %.03037, %37 ]
  %.129 = phi i32 [ %.02838, %15 ], [ %.02838, %25 ], [ %36, %35 ], [ %.02838, %37 ]
  %.1 = phi i32 [ %.02739, %15 ], [ %.02739, %25 ], [ %.02739, %35 ], [ %38, %37 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %40 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  %41 = icmp ugt i64 %40, %indvars.iv.next
  br i1 %41, label %.lr.ph, label %._crit_edge, !llvm.loop !8

42:                                               ; preds = %._crit_edge
  %43 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull @_ZSt5fixedRSt8ios_base)
          to label %44 unwind label %69

44:                                               ; preds = %42
  %45 = sitofp i32 %.032.lcssa to double
  %46 = fdiv double %45, %7
  %47 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %43, double noundef %46)
          to label %48 unwind label %69

48:                                               ; preds = %44
  %49 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %47, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %50 unwind label %69

50:                                               ; preds = %48
  %51 = sitofp i32 %.030.lcssa to double
  %52 = fdiv double %51, %7
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %49, double noundef %52)
          to label %54 unwind label %69

54:                                               ; preds = %50
  %55 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %56 unwind label %69

56:                                               ; preds = %54
  %57 = sitofp i32 %.028.lcssa to double
  %58 = fdiv double %57, %7
  %59 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %55, double noundef %58)
          to label %60 unwind label %69

60:                                               ; preds = %56
  %61 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %59, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %62 unwind label %69

62:                                               ; preds = %60
  %63 = sitofp i32 %.027.lcssa to double
  %64 = fdiv double %63, %7
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %61, double noundef %64)
          to label %66 unwind label %69

66:                                               ; preds = %62
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %68 unwind label %69

68:                                               ; preds = %66
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #7
  ret i32 0

69:                                               ; preds = %66, %62, %60, %56, %54, %50, %48, %44, %42, %._crit_edge
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %71

71:                                               ; preds = %69, %10
  %.pn = phi { ptr, i32 } [ %70, %69 ], [ %11, %10 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #7
  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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_St13_Setprecision(ptr noundef nonnull align 8 dereferenceable(8), i32) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local i32 @_ZSt12setprecisioni(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSt8ios_baseS0_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #6 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(216) ptr @_ZSt5fixedRSt8ios_base(ptr noundef nonnull align 8 dereferenceable(216)) #4

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

; 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 #6 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)) #4

; 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 = { 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 = { 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)"}
!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,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass