; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 28. Codechef Problems (One Zero Swaps)

; 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] }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i8, align 1
  %12 = alloca i32, align 4
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca i8, align 1
  %16 = alloca i32, align 4
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca i8, align 1
  %20 = alloca i32, align 4
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %23 = alloca i8, align 1
  %24 = alloca i32, align 4
  %25 = alloca i32, align 4
  %26 = alloca i32, align 4
  %27 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %28 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %29

29:                                               ; preds = %177, %0
  %30 = load i32, ptr %2, align 4, !tbaa !5
  %31 = add nsw i32 %30, -1
  store i32 %31, ptr %2, align 4, !tbaa !5
  %32 = icmp ne i32 %30, 0
  br i1 %32, label %33, label %184

33:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %35 = 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) %4)
          to label %36 unwind label %96

36:                                               ; preds = %33
  %37 = 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) %35, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %38 unwind label %96

38:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %39 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %40 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %39, ptr %40, align 8
  %41 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %42 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %41, ptr %42, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  store i8 49, ptr %11, align 1, !tbaa !9
  %43 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  %44 = load ptr, ptr %43, align 8
  %45 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  %46 = load ptr, ptr %45, align 8
  %47 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %44, ptr %46, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %48 unwind label %100

48:                                               ; preds = %38
  %49 = trunc i64 %47 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  store i32 %49, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  %50 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %51 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %50, ptr %51, align 8
  %52 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %53 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %52, ptr %53, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #6
  store i8 48, ptr %15, align 1, !tbaa !9
  %54 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %55 = load ptr, ptr %54, align 8
  %56 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %57 = load ptr, ptr %56, align 8
  %58 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %55, ptr %57, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %59 unwind label %104

59:                                               ; preds = %48
  %60 = trunc i64 %58 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  store i32 %60, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %61 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %62 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %61, ptr %62, align 8
  %63 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %64 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %19) #6
  store i8 49, ptr %19, align 1, !tbaa !9
  %65 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  %66 = load ptr, ptr %65, align 8
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  %68 = load ptr, ptr %67, align 8
  %69 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %66, ptr %68, ptr noundef nonnull align 1 dereferenceable(1) %19)
          to label %70 unwind label %108

70:                                               ; preds = %59
  %71 = trunc i64 %69 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #6
  store i32 %71, ptr %16, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #6
  %72 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %73 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %72, ptr %73, align 8
  %74 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  %75 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  store ptr %74, ptr %75, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %23) #6
  store i8 48, ptr %23, align 1, !tbaa !9
  %76 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  %77 = load ptr, ptr %76, align 8
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %22, i32 0, i32 0
  %79 = load ptr, ptr %78, align 8
  %80 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %77, ptr %79, ptr noundef nonnull align 1 dereferenceable(1) %23)
          to label %81 unwind label %112

81:                                               ; preds = %70
  %82 = trunc i64 %80 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr %23) #6
  store i32 %82, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #6
  store i32 1, ptr %24, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %25) #6
  store i32 0, ptr %25, align 4, !tbaa !5
  %83 = load i32, ptr %8, align 4, !tbaa !5
  %84 = load i32, ptr %16, align 4, !tbaa !5
  %85 = icmp eq i32 %83, %84
  br i1 %85, label %86, label %159

86:                                               ; preds = %81
  %87 = load i32, ptr %12, align 4, !tbaa !5
  %88 = load i32, ptr %20, align 4, !tbaa !5
  %89 = icmp eq i32 %87, %88
  br i1 %89, label %90, label %159

90:                                               ; preds = %86
  call void @llvm.lifetime.start.p0(i64 4, ptr %26) #6
  store i32 0, ptr %26, align 4, !tbaa !5
  br label %91

91:                                               ; preds = %154, %90
  %92 = load i32, ptr %26, align 4, !tbaa !5
  %93 = load i32, ptr %3, align 4, !tbaa !5
  %94 = icmp slt i32 %92, %93
  br i1 %94, label %116, label %95

95:                                               ; preds = %91
  store i32 4, ptr %27, align 4
  br label %157

96:                                               ; preds = %36, %33
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %6, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %7, align 4
  br label %183

100:                                              ; preds = %38
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %6, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  br label %182

104:                                              ; preds = %48
  %105 = landingpad { ptr, i32 }
          cleanup
  %106 = extractvalue { ptr, i32 } %105, 0
  store ptr %106, ptr %6, align 8
  %107 = extractvalue { ptr, i32 } %105, 1
  store i32 %107, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  br label %181

108:                                              ; preds = %59
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %6, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #6
  br label %180

112:                                              ; preds = %70
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %6, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %23) #6
  br label %179

116:                                              ; preds = %91
  %117 = load i32, ptr %26, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %118)
          to label %120 unwind label %144

120:                                              ; preds = %116
  %121 = load i8, ptr %119, align 1, !tbaa !9
  %122 = sext i8 %121 to i32
  %123 = load i32, ptr %26, align 4, !tbaa !5
  %124 = sext i32 %123 to i64
  %125 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %5, i64 noundef %124)
          to label %126 unwind label %144

126:                                              ; preds = %120
  %127 = load i8, ptr %125, align 1, !tbaa !9
  %128 = sext i8 %127 to i32
  %129 = icmp ne i32 %122, %128
  br i1 %129, label %130, label %153

130:                                              ; preds = %126
  %131 = load i32, ptr %26, align 4, !tbaa !5
  %132 = sext i32 %131 to i64
  %133 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %132)
          to label %134 unwind label %144

134:                                              ; preds = %130
  %135 = load i8, ptr %133, align 1, !tbaa !9
  %136 = sext i8 %135 to i32
  %137 = icmp eq i32 %136, 48
  br i1 %137, label %138, label %149

138:                                              ; preds = %134
  %139 = load i32, ptr %25, align 4, !tbaa !5
  %140 = add nsw i32 %139, -1
  store i32 %140, ptr %25, align 4, !tbaa !5
  %141 = load i32, ptr %25, align 4, !tbaa !5
  %142 = icmp slt i32 %141, 0
  br i1 %142, label %143, label %148

143:                                              ; preds = %138
  store i32 0, ptr %24, align 4, !tbaa !5
  store i32 4, ptr %27, align 4
  br label %157

144:                                              ; preds = %130, %120, %116
  %145 = landingpad { ptr, i32 }
          cleanup
  %146 = extractvalue { ptr, i32 } %145, 0
  store ptr %146, ptr %6, align 8
  %147 = extractvalue { ptr, i32 } %145, 1
  store i32 %147, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #6
  br label %178

148:                                              ; preds = %138
  br label %152

149:                                              ; preds = %134
  %150 = load i32, ptr %25, align 4, !tbaa !5
  %151 = add nsw i32 %150, 1
  store i32 %151, ptr %25, align 4, !tbaa !5
  br label %152

152:                                              ; preds = %149, %148
  br label %153

153:                                              ; preds = %152, %126
  br label %154

154:                                              ; preds = %153
  %155 = load i32, ptr %26, align 4, !tbaa !5
  %156 = add nsw i32 %155, 1
  store i32 %156, ptr %26, align 4, !tbaa !5
  br label %91, !llvm.loop !10

157:                                              ; preds = %143, %95
  call void @llvm.lifetime.end.p0(i64 4, ptr %26) #6
  br label %158

158:                                              ; preds = %157
  br label %160

159:                                              ; preds = %86, %81
  store i32 0, ptr %24, align 4, !tbaa !5
  br label %160

160:                                              ; preds = %159, %158
  %161 = load i32, ptr %24, align 4, !tbaa !5
  %162 = icmp eq i32 %161, 0
  br i1 %162, label %163, label %172

163:                                              ; preds = %160
  %164 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %165 unwind label %168

165:                                              ; preds = %163
  %166 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %164, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %167 unwind label %168

167:                                              ; preds = %165
  br label %177

168:                                              ; preds = %174, %172, %165, %163
  %169 = landingpad { ptr, i32 }
          cleanup
  %170 = extractvalue { ptr, i32 } %169, 0
  store ptr %170, ptr %6, align 8
  %171 = extractvalue { ptr, i32 } %169, 1
  store i32 %171, ptr %7, align 4
  br label %178

172:                                              ; preds = %160
  %173 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
          to label %174 unwind label %168

174:                                              ; preds = %172
  %175 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %173, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %176 unwind label %168

176:                                              ; preds = %174
  br label %177

177:                                              ; preds = %176, %167
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  br label %29, !llvm.loop !12

178:                                              ; preds = %168, %144
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %179

179:                                              ; preds = %178, %112
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  br label %180

180:                                              ; preds = %179, %108
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  br label %181

181:                                              ; preds = %180, %104
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %182

182:                                              ; preds = %181, %100
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %183

183:                                              ; preds = %182, %96
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %186

184:                                              ; preds = %29
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %185 = load i32, ptr %1, align 4
  ret i32 %185

186:                                              ; preds = %183
  %187 = load ptr, ptr %6, align 8
  %188 = load i32, ptr %7, align 4
  %189 = insertvalue { ptr, i32 } poison, ptr %187, 0
  %190 = insertvalue { ptr, i32 } %189, i32 %188, 1
  resume { ptr, i32 } %190
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; 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 @_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)) #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) #4

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) #3 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: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #3 align 2

; 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) #4

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5 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 #3 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 = { "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 = { 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 = { 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 #6 = { 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
@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [4 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca i8, align 1
  %6 = alloca i8, align 1
  %7 = alloca i8, align 1
  %8 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %9 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %10 = load i32, ptr %1, align 4, !tbaa !5
  %11 = add nsw i32 %10, -1
  store i32 %11, ptr %1, align 4, !tbaa !5
  %.not43 = icmp eq i32 %10, 0
  br i1 %.not43, label %._crit_edge46, label %.lr.ph45

.lr.ph45:                                         ; preds = %0, %73
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %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) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %14 unwind label %41

14:                                               ; preds = %.lr.ph45
  %15 = 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) %13, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %16 unwind label %41

16:                                               ; preds = %14
  %17 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %18 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #6
  store i8 49, ptr %5, align 1, !tbaa !9
  %19 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %17, ptr %18, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %20 unwind label %43

20:                                               ; preds = %16
  %21 = trunc i64 %19 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  %22 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  %23 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  store i8 48, ptr %6, align 1, !tbaa !9
  %24 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %22, ptr %23, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %25 unwind label %45

25:                                               ; preds = %20
  %26 = trunc i64 %24 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  %27 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %28 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #6
  store i8 49, ptr %7, align 1, !tbaa !9
  %29 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %27, ptr %28, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %30 unwind label %47

30:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  %31 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  %32 = call ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #6
  store i8 48, ptr %8, align 1, !tbaa !9
  %33 = invoke noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr %31, ptr %32, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %34 unwind label %49

34:                                               ; preds = %30
  %35 = trunc i64 %29 to i32
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  %36 = icmp eq i32 %21, %35
  %37 = trunc i64 %33 to i32
  %38 = icmp eq i32 %26, %37
  %or.cond = and i1 %36, %38
  br i1 %or.cond, label %.preheader, label %._crit_edge.invoke

.preheader:                                       ; preds = %34
  %39 = load i32, ptr %2, align 4, !tbaa !5
  %40 = icmp sgt i32 %39, 0
  br i1 %40, label %.lr.ph, label %._crit_edge.invoke

41:                                               ; preds = %14, %.lr.ph45
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %76

43:                                               ; preds = %16
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #6
  br label %76

45:                                               ; preds = %20
  %46 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  br label %76

47:                                               ; preds = %25
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #6
  br label %76

49:                                               ; preds = %30
  %50 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #6
  br label %76

.lr.ph:                                           ; preds = %.preheader, %64
  %indvars.iv = phi i64 [ %indvars.iv.next, %64 ], [ 0, %.preheader ]
  %.02241 = phi i32 [ %.1, %64 ], [ 0, %.preheader ]
  %51 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv)
  %52 = load i8, ptr %51, align 1, !tbaa !9
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %4, i64 noundef %indvars.iv)
  %54 = load i8, ptr %53, align 1, !tbaa !9
  %.not33 = icmp eq i8 %52, %54
  br i1 %.not33, label %64, label %55

55:                                               ; preds = %.lr.ph
  %56 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %3, i64 noundef %indvars.iv)
  %57 = load i8, ptr %56, align 1, !tbaa !9
  %58 = icmp eq i8 %57, 48
  br i1 %58, label %59, label %62

59:                                               ; preds = %55
  %60 = add nsw i32 %.02241, -1
  %61 = icmp slt i32 %.02241, 1
  br i1 %61, label %._crit_edge.invoke, label %64

62:                                               ; preds = %55
  %63 = add nsw i32 %.02241, 1
  br label %64

64:                                               ; preds = %.lr.ph, %59, %62
  %.1 = phi i32 [ %60, %59 ], [ %63, %62 ], [ %.02241, %.lr.ph ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %65 = load i32, ptr %2, align 4, !tbaa !5
  %66 = sext i32 %65 to i64
  %67 = icmp slt i64 %indvars.iv.next, %66
  br i1 %67, label %.lr.ph, label %._crit_edge.invoke, !llvm.loop !10

68:                                               ; preds = %._crit_edge.invoke, %.invoke
  %69 = landingpad { ptr, i32 }
          cleanup
  br label %76

._crit_edge.invoke:                               ; preds = %59, %64, %34, %.preheader
  %70 = phi ptr [ @.str.1, %.preheader ], [ @.str, %34 ], [ @.str.1, %64 ], [ @.str, %59 ]
  %71 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %70)
          to label %.invoke unwind label %68

.invoke:                                          ; preds = %._crit_edge.invoke
  %72 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %71, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %73 unwind label %68

73:                                               ; preds = %.invoke
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  %74 = load i32, ptr %1, align 4, !tbaa !5
  %75 = add nsw i32 %74, -1
  store i32 %75, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %74, 0
  br i1 %.not, label %._crit_edge46, label %.lr.ph45, !llvm.loop !12

76:                                               ; preds = %43, %47, %68, %49, %45, %41
  %.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %42, %41 ], [ %44, %43 ], [ %46, %45 ], [ %48, %47 ], [ %69, %68 ], [ %50, %49 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn.pn.pn.pn

._crit_edge46:                                    ; preds = %73, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0
}

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

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 #2

; 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 @_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 #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i64 @_ZSt5countIN9__gnu_cxx17__normal_iteratorIPcNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEcENSt15iterator_traitsIT_E15difference_typeESB_SB_RKT0_(ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3 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: 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 #3 align 2

; 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 #4

; 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 #5 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 #3 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 = { "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 = { 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 = { 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 #6 = { 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}


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