; LLVM IR from AnneLivia/Competitive-Programming :: Online Judges/URI/2031 (main)

; 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
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.3 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [19 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef) #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %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 %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"class.std::__cxx11::basic_string", align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  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
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #7
  %17 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %18 unwind label %37

18:                                               ; preds = %0
  br label %19

19:                                               ; preds = %172, %18
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = add nsw i32 %20, -1
  store i32 %21, ptr %2, align 4, !tbaa !5
  %22 = icmp ne i32 %20, 0
  br i1 %22, label %23, label %173

23:                                               ; preds = %19
  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
  store i32 0, ptr %4, align 4, !tbaa !5
  store i32 0, ptr %3, align 4, !tbaa !5
  %24 = 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) %9)
          to label %25 unwind label %37

25:                                               ; preds = %23
  %26 = 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) %24, ptr noundef nonnull align 8 dereferenceable(32) %10)
          to label %27 unwind label %37

27:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %28 unwind label %41

28:                                               ; preds = %27
  invoke void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef %14)
          to label %29 unwind label %45

29:                                               ; preds = %28
  %30 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %13) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %15) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %10)
          to label %31 unwind label %50

31:                                               ; preds = %29
  invoke void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %15, ptr noundef %16)
          to label %32 unwind label %54

32:                                               ; preds = %31
  %33 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %15) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  %34 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str) #7
  %35 = icmp eq i32 %34, 0
  br i1 %35, label %36, label %59

36:                                               ; preds = %32
  store i32 1, ptr %3, align 4, !tbaa !5
  br label %69

37:                                               ; preds = %161, %152, %143, %134, %125, %116, %107, %98, %89, %25, %23, %0
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %11, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %12, align 4
  br label %175

41:                                               ; preds = %27
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %11, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %12, align 4
  br label %49

45:                                               ; preds = %28
  %46 = landingpad { ptr, i32 }
          cleanup
  %47 = extractvalue { ptr, i32 } %46, 0
  store ptr %47, ptr %11, align 8
  %48 = extractvalue { ptr, i32 } %46, 1
  store i32 %48, ptr %12, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #7
  br label %49

49:                                               ; preds = %45, %41
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #7
  br label %175

50:                                               ; preds = %29
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %11, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %12, align 4
  br label %58

54:                                               ; preds = %31
  %55 = landingpad { ptr, i32 }
          cleanup
  %56 = extractvalue { ptr, i32 } %55, 0
  store ptr %56, ptr %11, align 8
  %57 = extractvalue { ptr, i32 } %55, 1
  store i32 %57, ptr %12, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  br label %58

58:                                               ; preds = %54, %50
  call void @llvm.lifetime.end.p0(i64 32, ptr %15) #7
  br label %175

59:                                               ; preds = %32
  %60 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.1) #7
  %61 = icmp eq i32 %60, 0
  br i1 %61, label %62, label %63

62:                                               ; preds = %59
  store i32 1, ptr %4, align 4, !tbaa !5
  br label %68

63:                                               ; preds = %59
  %64 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef @.str.2) #7
  %65 = icmp eq i32 %64, 0
  br i1 %65, label %66, label %67

66:                                               ; preds = %63
  store i32 1, ptr %5, align 4, !tbaa !5
  br label %67

67:                                               ; preds = %66, %63
  br label %68

68:                                               ; preds = %67, %62
  br label %69

69:                                               ; preds = %68, %36
  %70 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef @.str) #7
  %71 = icmp eq i32 %70, 0
  br i1 %71, label %72, label %73

72:                                               ; preds = %69
  store i32 1, ptr %6, align 4, !tbaa !5
  br label %83

73:                                               ; preds = %69
  %74 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef @.str.1) #7
  %75 = icmp eq i32 %74, 0
  br i1 %75, label %76, label %77

76:                                               ; preds = %73
  store i32 1, ptr %7, align 4, !tbaa !5
  br label %82

77:                                               ; preds = %73
  %78 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef @.str.2) #7
  %79 = icmp eq i32 %78, 0
  br i1 %79, label %80, label %81

80:                                               ; preds = %77
  store i32 1, ptr %8, align 4, !tbaa !5
  br label %81

81:                                               ; preds = %80, %77
  br label %82

82:                                               ; preds = %81, %76
  br label %83

83:                                               ; preds = %82, %72
  %84 = load i32, ptr %3, align 4, !tbaa !5
  %85 = icmp ne i32 %84, 0
  br i1 %85, label %86, label %92

86:                                               ; preds = %83
  %87 = load i32, ptr %7, align 4, !tbaa !5
  %88 = icmp ne i32 %87, 0
  br i1 %88, label %89, label %92

89:                                               ; preds = %86
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.3)
          to label %91 unwind label %37

91:                                               ; preds = %89
  br label %172

92:                                               ; preds = %86, %83
  %93 = load i32, ptr %6, align 4, !tbaa !5
  %94 = icmp ne i32 %93, 0
  br i1 %94, label %95, label %101

95:                                               ; preds = %92
  %96 = load i32, ptr %4, align 4, !tbaa !5
  %97 = icmp ne i32 %96, 0
  br i1 %97, label %98, label %101

98:                                               ; preds = %95
  %99 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
          to label %100 unwind label %37

100:                                              ; preds = %98
  br label %171

101:                                              ; preds = %95, %92
  %102 = load i32, ptr %4, align 4, !tbaa !5
  %103 = icmp ne i32 %102, 0
  br i1 %103, label %104, label %110

104:                                              ; preds = %101
  %105 = load i32, ptr %8, align 4, !tbaa !5
  %106 = icmp ne i32 %105, 0
  br i1 %106, label %107, label %110

107:                                              ; preds = %104
  %108 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.3)
          to label %109 unwind label %37

109:                                              ; preds = %107
  br label %170

110:                                              ; preds = %104, %101
  %111 = load i32, ptr %7, align 4, !tbaa !5
  %112 = icmp ne i32 %111, 0
  br i1 %112, label %113, label %119

113:                                              ; preds = %110
  %114 = load i32, ptr %5, align 4, !tbaa !5
  %115 = icmp ne i32 %114, 0
  br i1 %115, label %116, label %119

116:                                              ; preds = %113
  %117 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
          to label %118 unwind label %37

118:                                              ; preds = %116
  br label %169

119:                                              ; preds = %113, %110
  %120 = load i32, ptr %3, align 4, !tbaa !5
  %121 = icmp ne i32 %120, 0
  br i1 %121, label %122, label %128

122:                                              ; preds = %119
  %123 = load i32, ptr %8, align 4, !tbaa !5
  %124 = icmp ne i32 %123, 0
  br i1 %124, label %125, label %128

125:                                              ; preds = %122
  %126 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.3)
          to label %127 unwind label %37

127:                                              ; preds = %125
  br label %168

128:                                              ; preds = %122, %119
  %129 = load i32, ptr %6, align 4, !tbaa !5
  %130 = icmp ne i32 %129, 0
  br i1 %130, label %131, label %137

131:                                              ; preds = %128
  %132 = load i32, ptr %5, align 4, !tbaa !5
  %133 = icmp ne i32 %132, 0
  br i1 %133, label %134, label %137

134:                                              ; preds = %131
  %135 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.4)
          to label %136 unwind label %37

136:                                              ; preds = %134
  br label %167

137:                                              ; preds = %131, %128
  %138 = load i32, ptr %5, align 4, !tbaa !5
  %139 = icmp ne i32 %138, 0
  br i1 %139, label %140, label %146

140:                                              ; preds = %137
  %141 = load i32, ptr %8, align 4, !tbaa !5
  %142 = icmp ne i32 %141, 0
  br i1 %142, label %143, label %146

143:                                              ; preds = %140
  %144 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.5)
          to label %145 unwind label %37

145:                                              ; preds = %143
  br label %166

146:                                              ; preds = %140, %137
  %147 = load i32, ptr %4, align 4, !tbaa !5
  %148 = icmp ne i32 %147, 0
  br i1 %148, label %149, label %155

149:                                              ; preds = %146
  %150 = load i32, ptr %7, align 4, !tbaa !5
  %151 = icmp ne i32 %150, 0
  br i1 %151, label %152, label %155

152:                                              ; preds = %149
  %153 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.6)
          to label %154 unwind label %37

154:                                              ; preds = %152
  br label %165

155:                                              ; preds = %149, %146
  %156 = load i32, ptr %3, align 4, !tbaa !5
  %157 = icmp ne i32 %156, 0
  br i1 %157, label %158, label %164

158:                                              ; preds = %155
  %159 = load i32, ptr %6, align 4, !tbaa !5
  %160 = icmp ne i32 %159, 0
  br i1 %160, label %161, label %164

161:                                              ; preds = %158
  %162 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.7)
          to label %163 unwind label %37

163:                                              ; preds = %161
  br label %164

164:                                              ; preds = %163, %158, %155
  br label %165

165:                                              ; preds = %164, %154
  br label %166

166:                                              ; preds = %165, %145
  br label %167

167:                                              ; preds = %166, %136
  br label %168

168:                                              ; preds = %167, %127
  br label %169

169:                                              ; preds = %168, %118
  br label %170

170:                                              ; preds = %169, %109
  br label %171

171:                                              ; preds = %170, %100
  br label %172

172:                                              ; preds = %171, %91
  br label %19, !llvm.loop !9

173:                                              ; preds = %19
  store i32 0, ptr %1, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #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 @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %174 = load i32, ptr %1, align 4
  ret i32 %174

175:                                              ; preds = %58, %49, %37
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #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 @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %176

176:                                              ; preds = %175
  %177 = load ptr, ptr %11, align 8
  %178 = load i32, ptr %12, align 4
  %179 = insertvalue { ptr, i32 } poison, ptr %177, 0
  %180 = insertvalue { ptr, i32 } %179, i32 %178, 1
  resume { ptr, i32 } %180
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #4

declare i32 @__gxx_personality_v0(...)

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)) #4

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; 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)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: nounwind
declare noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #5

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #6

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 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 #3 = { 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 #4 = { "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 = { nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 #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 = distinct !{!9, !10}
!10 = !{!"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::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
@.str = external hidden unnamed_addr constant [7 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [6 x i8], align 1
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.3 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [18 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [16 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [14 x i8], align 1
@.str.7 = external hidden unnamed_addr constant [19 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef) local_unnamed_addr #0

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  %8 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %.preheader unwind label %.loopexit.split-lp

.preheader:                                       ; preds = %0
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = add nsw i32 %9, -1
  store i32 %10, ptr %1, align 4, !tbaa !5
  %.not90 = icmp eq i32 %9, 0
  br i1 %.not90, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader, %67
  %11 = 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 %12 unwind label %.loopexit

12:                                               ; preds = %.lr.ph
  %13 = 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) %11, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %14 unwind label %.loopexit

14:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %15 unwind label %23

15:                                               ; preds = %14
  invoke void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull %5)
          to label %16 unwind label %25

16:                                               ; preds = %15
  %17 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #7
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %18 unwind label %28

18:                                               ; preds = %16
  invoke void @_Z7allowerNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %6, ptr noundef nonnull %7)
          to label %19 unwind label %30

19:                                               ; preds = %18
  %20 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #7
  %21 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull @.str) #7
  %22 = icmp eq i32 %21, 0
  br i1 %22, label %39, label %33

.loopexit:                                        ; preds = %.invoke, %.lr.ph, %12
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %70

.loopexit.split-lp:                               ; preds = %0
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %70

23:                                               ; preds = %14
  %24 = landingpad { ptr, i32 }
          cleanup
  br label %27

25:                                               ; preds = %15
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  br label %27

27:                                               ; preds = %25, %23
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #7
  br label %70

28:                                               ; preds = %16
  %29 = landingpad { ptr, i32 }
          cleanup
  br label %32

30:                                               ; preds = %18
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #7
  br label %32

32:                                               ; preds = %30, %28
  %.pn47 = phi { ptr, i32 } [ %31, %30 ], [ %29, %28 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #7
  br label %70

33:                                               ; preds = %19
  %34 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull @.str.1) #7
  %35 = icmp eq i32 %34, 0
  br i1 %35, label %.thread, label %36

36:                                               ; preds = %33
  %37 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef nonnull @.str.2) #7
  %38 = icmp eq i32 %37, 0
  br label %39

39:                                               ; preds = %36, %19
  %40 = phi i1 [ false, %19 ], [ %38, %36 ]
  %41 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str) #7
  %42 = icmp eq i32 %41, 0
  br i1 %42, label %63, label %45

.thread:                                          ; preds = %33
  %43 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str) #7
  %44 = icmp eq i32 %43, 0
  br i1 %44, label %.invoke, label %.thread92

45:                                               ; preds = %39
  %46 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.1) #7
  %47 = icmp eq i32 %46, 0
  br i1 %47, label %52, label %.thread94

.thread94:                                        ; preds = %45
  %48 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.2) #7
  %49 = icmp eq i32 %48, 0
  br label %58

.thread92:                                        ; preds = %.thread
  %50 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.1) #7
  %51 = icmp eq i32 %50, 0
  br i1 %51, label %.invoke, label %55

52:                                               ; preds = %45
  %brmerge = or i1 %22, %40
  %.str.3.mux = select i1 %22, ptr @.str.3, ptr @.str.4
  br i1 %brmerge, label %.invoke, label %.thread87

.invoke:                                          ; preds = %52, %.thread87, %.thread92, %64, %63, %58, %55, %.thread
  %53 = phi ptr [ %.str.3.mux, %52 ], [ @.str.4, %.thread ], [ @.str.3, %55 ], [ @.str.3, %58 ], [ @.str.4, %63 ], [ @.str.5, %64 ], [ @.str.6, %.thread92 ], [ @.str.7, %.thread87 ]
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %53)
          to label %67 unwind label %.loopexit

55:                                               ; preds = %.thread92
  %56 = call noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32) %3, ptr noundef nonnull @.str.2) #7
  %57 = icmp eq i32 %56, 0
  br i1 %57, label %.invoke, label %58

58:                                               ; preds = %.thread94, %55
  %59 = phi i1 [ %49, %.thread94 ], [ %57, %55 ]
  %60 = phi i32 [ %48, %.thread94 ], [ %56, %55 ]
  %61 = phi i1 [ %40, %.thread94 ], [ false, %55 ]
  %62 = or i32 %60, %21
  %or.cond9 = icmp eq i32 %62, 0
  br i1 %or.cond9, label %.invoke, label %64

63:                                               ; preds = %39
  br i1 %40, label %.invoke, label %.thread87

64:                                               ; preds = %58
  %or.cond13 = and i1 %61, %59
  br i1 %or.cond13, label %.invoke, label %.thread87

.thread87:                                        ; preds = %52, %64, %63
  %65 = phi i32 [ 1, %64 ], [ 0, %63 ], [ 1, %52 ]
  %66 = or i32 %65, %21
  %or.cond17 = icmp eq i32 %66, 0
  br i1 %or.cond17, label %.invoke, label %67

67:                                               ; preds = %.invoke, %.thread87
  %68 = load i32, ptr %1, align 4, !tbaa !5
  %69 = add nsw i32 %68, -1
  store i32 %69, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %68, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %67, %.preheader
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #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 nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0

70:                                               ; preds = %.loopexit, %.loopexit.split-lp, %32, %27
  %.pn49 = phi { ptr, i32 } [ %.pn47, %32 ], [ %.pn, %27 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #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 nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn49
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4

declare i32 @__gxx_personality_v0(...)

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 #4

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; 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 #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: nounwind
declare noundef i32 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE7compareEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #5

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #6

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 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 #3 = { 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 #4 = { "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 = { nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 #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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: ConstraintEliminationPass,CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass