; LLVM IR from yanglr/leetcode-ac :: cpp-leetcode (leetcode85-maximal-rectangle_monotone_stack)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Solution = type { i8 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list" = type { ptr, i64 }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::initializer_list.5" = type { ptr, i64 }
%"class.std::allocator.2" = type { i8 }
%"class.std::allocator" = type { i8 }

@_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.Solution, align 1
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca [4 x %"class.std::vector.0"], align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::initializer_list.5", align 8
  %8 = alloca [5 x i8], align 1
  %9 = alloca %"class.std::allocator.2", align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::initializer_list.5", align 8
  %13 = alloca [5 x i8], align 1
  %14 = alloca %"class.std::allocator.2", align 1
  %15 = alloca %"class.std::initializer_list.5", align 8
  %16 = alloca [5 x i8], align 1
  %17 = alloca %"class.std::allocator.2", align 1
  %18 = alloca %"class.std::initializer_list.5", align 8
  %19 = alloca [5 x i8], align 1
  %20 = alloca %"class.std::allocator.2", align 1
  %21 = alloca i1, align 1
  %22 = alloca %"class.std::allocator", align 1
  %23 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 96, ptr %5) #6
  store i1 true, ptr %21, align 1
  store ptr %5, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 5, ptr %8) #6
  store i8 49, ptr %8, align 1, !tbaa !5
  %24 = getelementptr inbounds i8, ptr %8, i64 1
  store i8 48, ptr %24, align 1, !tbaa !5
  %25 = getelementptr inbounds i8, ptr %8, i64 2
  store i8 49, ptr %25, align 1, !tbaa !5
  %26 = getelementptr inbounds i8, ptr %8, i64 3
  store i8 48, ptr %26, align 1, !tbaa !5
  %27 = getelementptr inbounds i8, ptr %8, i64 4
  store i8 48, ptr %27, align 1, !tbaa !5
  %28 = getelementptr inbounds %"class.std::initializer_list.5", ptr %7, i32 0, i32 0
  store ptr %8, ptr %28, align 8, !tbaa !8
  %29 = getelementptr inbounds %"class.std::initializer_list.5", ptr %7, i32 0, i32 1
  store i64 5, ptr %29, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  %30 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 0
  %31 = load ptr, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 1
  %33 = load i64, ptr %32, align 8
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr %31, i64 %33, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %34 unwind label %93

34:                                               ; preds = %0
  %35 = getelementptr inbounds %"class.std::vector.0", ptr %5, i64 1
  store ptr %35, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 5, ptr %13) #6
  store i8 49, ptr %13, align 1, !tbaa !5
  %36 = getelementptr inbounds i8, ptr %13, i64 1
  store i8 48, ptr %36, align 1, !tbaa !5
  %37 = getelementptr inbounds i8, ptr %13, i64 2
  store i8 49, ptr %37, align 1, !tbaa !5
  %38 = getelementptr inbounds i8, ptr %13, i64 3
  store i8 49, ptr %38, align 1, !tbaa !5
  %39 = getelementptr inbounds i8, ptr %13, i64 4
  store i8 49, ptr %39, align 1, !tbaa !5
  %40 = getelementptr inbounds %"class.std::initializer_list.5", ptr %12, i32 0, i32 0
  store ptr %13, ptr %40, align 8, !tbaa !8
  %41 = getelementptr inbounds %"class.std::initializer_list.5", ptr %12, i32 0, i32 1
  store i64 5, ptr %41, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  %42 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %43 = load ptr, ptr %42, align 8
  %44 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %45 = load i64, ptr %44, align 8
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %35, ptr %43, i64 %45, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %46 unwind label %97

46:                                               ; preds = %34
  %47 = getelementptr inbounds %"class.std::vector.0", ptr %5, i64 2
  store ptr %47, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 5, ptr %16) #6
  store i8 49, ptr %16, align 1, !tbaa !5
  %48 = getelementptr inbounds i8, ptr %16, i64 1
  store i8 49, ptr %48, align 1, !tbaa !5
  %49 = getelementptr inbounds i8, ptr %16, i64 2
  store i8 49, ptr %49, align 1, !tbaa !5
  %50 = getelementptr inbounds i8, ptr %16, i64 3
  store i8 49, ptr %50, align 1, !tbaa !5
  %51 = getelementptr inbounds i8, ptr %16, i64 4
  store i8 49, ptr %51, align 1, !tbaa !5
  %52 = getelementptr inbounds %"class.std::initializer_list.5", ptr %15, i32 0, i32 0
  store ptr %16, ptr %52, align 8, !tbaa !8
  %53 = getelementptr inbounds %"class.std::initializer_list.5", ptr %15, i32 0, i32 1
  store i64 5, ptr %53, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  %54 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 0
  %55 = load ptr, ptr %54, align 8
  %56 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 1
  %57 = load i64, ptr %56, align 8
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %47, ptr %55, i64 %57, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %58 unwind label %101

58:                                               ; preds = %46
  %59 = getelementptr inbounds %"class.std::vector.0", ptr %5, i64 3
  store ptr %59, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 5, ptr %19) #6
  store i8 49, ptr %19, align 1, !tbaa !5
  %60 = getelementptr inbounds i8, ptr %19, i64 1
  store i8 48, ptr %60, align 1, !tbaa !5
  %61 = getelementptr inbounds i8, ptr %19, i64 2
  store i8 48, ptr %61, align 1, !tbaa !5
  %62 = getelementptr inbounds i8, ptr %19, i64 3
  store i8 49, ptr %62, align 1, !tbaa !5
  %63 = getelementptr inbounds i8, ptr %19, i64 4
  store i8 48, ptr %63, align 1, !tbaa !5
  %64 = getelementptr inbounds %"class.std::initializer_list.5", ptr %18, i32 0, i32 0
  store ptr %19, ptr %64, align 8, !tbaa !8
  %65 = getelementptr inbounds %"class.std::initializer_list.5", ptr %18, i32 0, i32 1
  store i64 5, ptr %65, align 8, !tbaa !12
  call void @llvm.lifetime.start.p0(i64 1, ptr %20) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  %66 = getelementptr inbounds { ptr, i64 }, ptr %18, i32 0, i32 0
  %67 = load ptr, ptr %66, align 8
  %68 = getelementptr inbounds { ptr, i64 }, ptr %18, i32 0, i32 1
  %69 = load i64, ptr %68, align 8
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %59, ptr %67, i64 %69, ptr noundef nonnull align 1 dereferenceable(1) %20)
          to label %70 unwind label %105

70:                                               ; preds = %58
  store i1 false, ptr %21, align 1
  %71 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 0
  store ptr %5, ptr %71, align 8, !tbaa !13
  %72 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 1
  store i64 4, ptr %72, align 8, !tbaa !15
  call void @llvm.lifetime.start.p0(i64 1, ptr %22) #6
  call void @_ZNSaISt6vectorIcSaIcEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #6
  %73 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 0
  %74 = load ptr, ptr %73, align 8
  %75 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 1
  %76 = load i64, ptr %75, align 8
  invoke void @_ZNSt6vectorIS_IcSaIcEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr %74, i64 %76, ptr noundef nonnull align 1 dereferenceable(1) %22)
          to label %77 unwind label %109

77:                                               ; preds = %70
  call void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #6
  %78 = getelementptr inbounds [4 x %"class.std::vector.0"], ptr %5, i32 0, i32 0
  %79 = getelementptr inbounds %"class.std::vector.0", ptr %78, i64 4
  br label %80

80:                                               ; preds = %80, %77
  %81 = phi ptr [ %79, %77 ], [ %82, %80 ]
  %82 = getelementptr inbounds %"class.std::vector.0", ptr %81, i64 -1
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %82) #6
  %83 = icmp eq ptr %82, %78
  br i1 %83, label %84, label %80

84:                                               ; preds = %80
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %19) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %16) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %13) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 96, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #6
  %85 = invoke noundef i32 @_ZN8Solution16maximalRectangleERSt6vectorIS0_IcSaIcEESaIS2_EE(ptr noundef nonnull align 1 dereferenceable(1) %2, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %86 unwind label %134

86:                                               ; preds = %84
  store i32 %85, ptr %23, align 4, !tbaa !16
  %87 = load i32, ptr %23, align 4, !tbaa !16
  %88 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %87)
          to label %89 unwind label %134

89:                                               ; preds = %86
  %90 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %88, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %91 unwind label %134

91:                                               ; preds = %89
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  call void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #6
  %92 = load i32, ptr %1, align 4
  ret i32 %92

93:                                               ; preds = %0
  %94 = landingpad { ptr, i32 }
          cleanup
  %95 = extractvalue { ptr, i32 } %94, 0
  store ptr %95, ptr %10, align 8
  %96 = extractvalue { ptr, i32 } %94, 1
  store i32 %96, ptr %11, align 4
  br label %123

97:                                               ; preds = %34
  %98 = landingpad { ptr, i32 }
          cleanup
  %99 = extractvalue { ptr, i32 } %98, 0
  store ptr %99, ptr %10, align 8
  %100 = extractvalue { ptr, i32 } %98, 1
  store i32 %100, ptr %11, align 4
  br label %122

101:                                              ; preds = %46
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %10, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %11, align 4
  br label %121

105:                                              ; preds = %58
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %10, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %11, align 4
  br label %120

109:                                              ; preds = %70
  %110 = landingpad { ptr, i32 }
          cleanup
  %111 = extractvalue { ptr, i32 } %110, 0
  store ptr %111, ptr %10, align 8
  %112 = extractvalue { ptr, i32 } %110, 1
  store i32 %112, ptr %11, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %22) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %22) #6
  %113 = getelementptr inbounds [4 x %"class.std::vector.0"], ptr %5, i32 0, i32 0
  %114 = getelementptr inbounds %"class.std::vector.0", ptr %113, i64 4
  br label %115

115:                                              ; preds = %115, %109
  %116 = phi ptr [ %114, %109 ], [ %117, %115 ]
  %117 = getelementptr inbounds %"class.std::vector.0", ptr %116, i64 -1
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %117) #6
  %118 = icmp eq ptr %117, %113
  br i1 %118, label %119, label %115

119:                                              ; preds = %115
  br label %120

120:                                              ; preds = %119, %105
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %19) #6
  br label %121

121:                                              ; preds = %120, %101
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %16) #6
  br label %122

122:                                              ; preds = %121, %97
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %13) #6
  br label %123

123:                                              ; preds = %122, %93
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 5, ptr %8) #6
  %124 = load i1, ptr %21, align 1
  br i1 %124, label %125, label %133

125:                                              ; preds = %123
  %126 = load ptr, ptr %6, align 8
  %127 = icmp eq ptr %5, %126
  br i1 %127, label %132, label %128

128:                                              ; preds = %128, %125
  %129 = phi ptr [ %126, %125 ], [ %130, %128 ]
  %130 = getelementptr inbounds %"class.std::vector.0", ptr %129, i64 -1
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %130) #6
  %131 = icmp eq ptr %130, %5
  br i1 %131, label %132, label %128

132:                                              ; preds = %128, %125
  br label %133

133:                                              ; preds = %132, %123
  call void @llvm.lifetime.end.p0(i64 96, ptr %5) #6
  br label %138

134:                                              ; preds = %89, %86, %84
  %135 = landingpad { ptr, i32 }
          cleanup
  %136 = extractvalue { ptr, i32 } %135, 0
  store ptr %136, ptr %10, align 8
  %137 = extractvalue { ptr, i32 } %135, 1
  store i32 %137, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  call void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %138

138:                                              ; preds = %134, %133
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #6
  br label %139

139:                                              ; preds = %138
  %140 = load ptr, ptr %10, align 8
  %141 = load i32, ptr %11, align 4
  %142 = insertvalue { ptr, i32 } poison, ptr %140, 0
  %143 = insertvalue { ptr, i32 } %142, i32 %141, 1
  resume { ptr, i32 } %143
}

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIcSaIcEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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 dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8Solution16maximalRectangleERSt6vectorIS0_IcSaIcEESaIS2_EE(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 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) #3 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) 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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !10, i64 0}
!9 = !{!"_ZTSSt16initializer_listIcE", !10, i64 0, !11, i64 8}
!10 = !{!"any pointer", !6, i64 0}
!11 = !{!"long", !6, i64 0}
!12 = !{!9, !11, i64 8}
!13 = !{!14, !10, i64 0}
!14 = !{!"_ZTSSt16initializer_listISt6vectorIcSaIcEEE", !10, i64 0, !11, i64 8}
!15 = !{!14, !11, i64 8}
!16 = !{!17, !17, i64 0}
!17 = !{!"int", !6, 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_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Solution = type { i8 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<char>, std::allocator<std::vector<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.2" = type { i8 }
%"class.std::allocator" = type { i8 }

@_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.Solution, align 1
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca [4 x %"class.std::vector.0"], align 8
  %4 = alloca [5 x i8], align 4
  %5 = alloca %"class.std::allocator.2", align 1
  %6 = alloca [5 x i8], align 4
  %7 = alloca %"class.std::allocator.2", align 1
  %8 = alloca [5 x i8], align 1
  %9 = alloca %"class.std::allocator.2", align 1
  %10 = alloca [5 x i8], align 4
  %11 = alloca %"class.std::allocator.2", align 1
  %12 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 96, ptr nonnull %3) #7
  call void @llvm.lifetime.start.p0(i64 5, ptr nonnull %4) #7
  store <4 x i8> <i8 49, i8 48, i8 49, i8 48>, ptr %4, align 4, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %4, i64 4
  store i8 48, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr nonnull %4, i64 5, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %14 unwind label %.thread

14:                                               ; preds = %0
  %15 = getelementptr inbounds i8, ptr %3, i64 24
  call void @llvm.lifetime.start.p0(i64 5, ptr nonnull %6) #7
  store <4 x i8> <i8 49, i8 48, i8 49, i8 49>, ptr %6, align 4, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %6, i64 4
  store i8 49, ptr %16, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %15, ptr nonnull %6, i64 5, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %17 unwind label %34

17:                                               ; preds = %14
  %18 = getelementptr inbounds i8, ptr %3, i64 48
  call void @llvm.lifetime.start.p0(i64 5, ptr nonnull %8) #7
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 1 dereferenceable(5) %8, i8 49, i64 5, i1 false)
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %18, ptr nonnull %8, i64 5, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %19 unwind label %36

19:                                               ; preds = %17
  %20 = getelementptr inbounds i8, ptr %3, i64 72
  call void @llvm.lifetime.start.p0(i64 5, ptr nonnull %10) #7
  store <4 x i8> <i8 49, i8 48, i8 48, i8 49>, ptr %10, align 4, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %10, i64 4
  store i8 48, ptr %21, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %11) #7
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  invoke void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %20, ptr nonnull %10, i64 5, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %22 unwind label %38

22:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %12) #7
  call void @_ZNSaISt6vectorIcSaIcEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  invoke void @_ZNSt6vectorIS_IcSaIcEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr nonnull %3, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %23 unwind label %.loopexit38.loopexit

23:                                               ; preds = %22
  call void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #7
  %24 = getelementptr inbounds i8, ptr %3, i64 72
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %24) #7
  %25 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %25) #7
  %26 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %26) #7
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %10) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %8) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %6) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 96, ptr nonnull %3) #7
  %27 = invoke noundef i32 @_ZN8Solution16maximalRectangleERSt6vectorIS0_IcSaIcEESaIS2_EE(ptr noundef nonnull align 1 dereferenceable(1) %1, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %28 unwind label %50

28:                                               ; preds = %23
  %29 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %27)
          to label %30 unwind label %50

30:                                               ; preds = %28
  %31 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %29, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %32 unwind label %50

32:                                               ; preds = %30
  call void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #7
  ret i32 0

.thread:                                          ; preds = %0
  %33 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %4) #7
  br label %.loopexit

34:                                               ; preds = %14
  %35 = landingpad { ptr, i32 }
          cleanup
  br label %46

36:                                               ; preds = %17
  %37 = landingpad { ptr, i32 }
          cleanup
  br label %45

38:                                               ; preds = %19
  %39 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit38

.loopexit38.loopexit:                             ; preds = %22
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %12) #7
  %41 = getelementptr inbounds i8, ptr %3, i64 72
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %41) #7
  %42 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %42) #7
  %43 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %43) #7
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  br label %.loopexit38

.loopexit38:                                      ; preds = %.loopexit38.loopexit, %38
  %.pn = phi { ptr, i32 } [ %39, %38 ], [ %40, %.loopexit38.loopexit ]
  %44 = phi i1 [ false, %38 ], [ true, %.loopexit38.loopexit ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %11) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %10) #7
  br label %45

45:                                               ; preds = %.loopexit38, %36
  %.pn.pn = phi { ptr, i32 } [ %.pn, %.loopexit38 ], [ %37, %36 ]
  %.014 = phi ptr [ %20, %.loopexit38 ], [ %18, %36 ]
  %.1 = phi i1 [ %44, %.loopexit38 ], [ false, %36 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %8) #7
  br label %46

46:                                               ; preds = %34, %45
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %45 ], [ %35, %34 ]
  %.115 = phi ptr [ %.014, %45 ], [ %15, %34 ]
  %.2 = phi i1 [ %.1, %45 ], [ false, %34 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %6) #7
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  call void @llvm.lifetime.end.p0(i64 5, ptr nonnull %4) #7
  br i1 %.2, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %46, %.preheader
  %47 = phi ptr [ %48, %.preheader ], [ %.115, %46 ]
  %48 = getelementptr inbounds i8, ptr %47, i64 -24
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %48) #7
  %49 = icmp eq ptr %48, %3
  br i1 %49, label %.loopexit, label %.preheader

.loopexit:                                        ; preds = %.preheader, %.thread, %46
  %.pn.pn.pn.pn37 = phi { ptr, i32 } [ %33, %.thread ], [ %.pn.pn.pn, %46 ], [ %.pn.pn.pn, %.preheader ]
  call void @llvm.lifetime.end.p0(i64 96, ptr nonnull %3) #7
  br label %52

50:                                               ; preds = %30, %28, %23
  %51 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  br label %52

52:                                               ; preds = %50, %.loopexit
  %.pn31 = phi { ptr, i32 } [ %51, %50 ], [ %.pn.pn.pn.pn37, %.loopexit ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn31
}

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

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2ESt16initializer_listIcERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIcSaIcEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) 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 dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8Solution16maximalRectangleERSt6vectorIS0_IcSaIcEESaIS2_EE(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 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 #3 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IcSaIcEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIcSaIcEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #6

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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { "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 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
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"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,LoopUnrollPass,MemCpyOptPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass