; LLVM IR from yanglr/leetcode-ac :: cpp-leetcode (leetcode74-search-a-2d-matrix_binary_search)

; 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<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_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
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 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 %class.Solution, align 1
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca [3 x %"class.std::vector.0"], align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::initializer_list.5", align 8
  %8 = alloca [4 x i32], align 4
  %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 [4 x i32], align 4
  %14 = alloca %"class.std::allocator.2", align 1
  %15 = alloca %"class.std::initializer_list.5", align 8
  %16 = alloca [4 x i32], align 4
  %17 = alloca %"class.std::allocator.2", align 1
  %18 = alloca i1, align 1
  %19 = alloca %"class.std::allocator", align 1
  %20 = alloca i32, align 4
  %21 = alloca i8, align 1
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 72, ptr %5) #5
  store i1 true, ptr %18, align 1
  store ptr %5, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #5
  store i32 1, ptr %8, align 4, !tbaa !5
  %22 = getelementptr inbounds i32, ptr %8, i64 1
  store i32 3, ptr %22, align 4, !tbaa !5
  %23 = getelementptr inbounds i32, ptr %8, i64 2
  store i32 5, ptr %23, align 4, !tbaa !5
  %24 = getelementptr inbounds i32, ptr %8, i64 3
  store i32 7, ptr %24, align 4, !tbaa !5
  %25 = getelementptr inbounds %"class.std::initializer_list.5", ptr %7, i32 0, i32 0
  store ptr %8, ptr %25, align 8, !tbaa !9
  %26 = getelementptr inbounds %"class.std::initializer_list.5", ptr %7, i32 0, i32 1
  store i64 4, ptr %26, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  %27 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8
  %29 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 1
  %30 = load i64, ptr %29, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr %28, i64 %30, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %31 unwind label %81

31:                                               ; preds = %0
  %32 = getelementptr inbounds %"class.std::vector.0", ptr %5, i64 1
  store ptr %32, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #5
  store i32 10, ptr %13, align 4, !tbaa !5
  %33 = getelementptr inbounds i32, ptr %13, i64 1
  store i32 11, ptr %33, align 4, !tbaa !5
  %34 = getelementptr inbounds i32, ptr %13, i64 2
  store i32 16, ptr %34, align 4, !tbaa !5
  %35 = getelementptr inbounds i32, ptr %13, i64 3
  store i32 20, ptr %35, align 4, !tbaa !5
  %36 = getelementptr inbounds %"class.std::initializer_list.5", ptr %12, i32 0, i32 0
  store ptr %13, ptr %36, align 8, !tbaa !9
  %37 = getelementptr inbounds %"class.std::initializer_list.5", ptr %12, i32 0, i32 1
  store i64 4, ptr %37, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  %38 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %39 = load ptr, ptr %38, align 8
  %40 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %41 = load i64, ptr %40, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %32, ptr %39, i64 %41, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %42 unwind label %85

42:                                               ; preds = %31
  %43 = getelementptr inbounds %"class.std::vector.0", ptr %5, i64 2
  store ptr %43, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %16) #5
  store i32 23, ptr %16, align 4, !tbaa !5
  %44 = getelementptr inbounds i32, ptr %16, i64 1
  store i32 30, ptr %44, align 4, !tbaa !5
  %45 = getelementptr inbounds i32, ptr %16, i64 2
  store i32 34, ptr %45, align 4, !tbaa !5
  %46 = getelementptr inbounds i32, ptr %16, i64 3
  store i32 60, ptr %46, align 4, !tbaa !5
  %47 = getelementptr inbounds %"class.std::initializer_list.5", ptr %15, i32 0, i32 0
  store ptr %16, ptr %47, align 8, !tbaa !9
  %48 = getelementptr inbounds %"class.std::initializer_list.5", ptr %15, i32 0, i32 1
  store i64 4, ptr %48, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #5
  %49 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 0
  %50 = load ptr, ptr %49, align 8
  %51 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 1
  %52 = load i64, ptr %51, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %43, ptr %50, i64 %52, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %53 unwind label %89

53:                                               ; preds = %42
  store i1 false, ptr %18, align 1
  %54 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 0
  store ptr %5, ptr %54, align 8, !tbaa !14
  %55 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 1
  store i64 3, ptr %55, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 1, ptr %19) #5
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #5
  %56 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 0
  %57 = load ptr, ptr %56, align 8
  %58 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 1
  %59 = load i64, ptr %58, align 8
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr %57, i64 %59, ptr noundef nonnull align 1 dereferenceable(1) %19)
          to label %60 unwind label %93

60:                                               ; preds = %53
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #5
  %61 = getelementptr inbounds [3 x %"class.std::vector.0"], ptr %5, i32 0, i32 0
  %62 = getelementptr inbounds %"class.std::vector.0", ptr %61, i64 3
  br label %63

63:                                               ; preds = %63, %60
  %64 = phi ptr [ %62, %60 ], [ %65, %63 ]
  %65 = getelementptr inbounds %"class.std::vector.0", ptr %64, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %65) #5
  %66 = icmp eq ptr %65, %61
  br i1 %66, label %67, label %63

67:                                               ; preds = %63
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 72, ptr %5) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #5
  store i32 3, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %21) #5
  %68 = load i32, ptr %20, align 4, !tbaa !5
  %69 = invoke noundef zeroext i1 @_ZN8Solution12searchMatrixERSt6vectorIS0_IiSaIiEESaIS2_EEi(ptr noundef nonnull align 1 dereferenceable(1) %2, ptr noundef nonnull align 8 dereferenceable(24) %3, i32 noundef %68)
          to label %70 unwind label %117

70:                                               ; preds = %67
  %71 = zext i1 %69 to i8
  store i8 %71, ptr %21, align 1, !tbaa !17
  %72 = load i8, ptr %21, align 1, !tbaa !17, !range !19, !noundef !20
  %73 = trunc i8 %72 to i1
  %74 = zext i1 %73 to i64
  %75 = select i1 %73, ptr @.str, ptr @.str.1
  %76 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef %75)
          to label %77 unwind label %117

77:                                               ; preds = %70
  %78 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %76, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %79 unwind label %117

79:                                               ; preds = %77
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #5
  %80 = load i32, ptr %1, align 4
  ret i32 %80

81:                                               ; preds = %0
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %10, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %11, align 4
  br label %106

85:                                               ; preds = %31
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %10, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %11, align 4
  br label %105

89:                                               ; preds = %42
  %90 = landingpad { ptr, i32 }
          cleanup
  %91 = extractvalue { ptr, i32 } %90, 0
  store ptr %91, ptr %10, align 8
  %92 = extractvalue { ptr, i32 } %90, 1
  store i32 %92, ptr %11, align 4
  br label %104

93:                                               ; preds = %53
  %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
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #5
  %97 = getelementptr inbounds [3 x %"class.std::vector.0"], ptr %5, i32 0, i32 0
  %98 = getelementptr inbounds %"class.std::vector.0", ptr %97, i64 3
  br label %99

99:                                               ; preds = %99, %93
  %100 = phi ptr [ %98, %93 ], [ %101, %99 ]
  %101 = getelementptr inbounds %"class.std::vector.0", ptr %100, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %101) #5
  %102 = icmp eq ptr %101, %97
  br i1 %102, label %103, label %99

103:                                              ; preds = %99
  br label %104

104:                                              ; preds = %103, %89
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #5
  br label %105

105:                                              ; preds = %104, %85
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #5
  br label %106

106:                                              ; preds = %105, %81
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #5
  %107 = load i1, ptr %18, align 1
  br i1 %107, label %108, label %116

108:                                              ; preds = %106
  %109 = load ptr, ptr %6, align 8
  %110 = icmp eq ptr %5, %109
  br i1 %110, label %115, label %111

111:                                              ; preds = %111, %108
  %112 = phi ptr [ %109, %108 ], [ %113, %111 ]
  %113 = getelementptr inbounds %"class.std::vector.0", ptr %112, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %113) #5
  %114 = icmp eq ptr %113, %5
  br i1 %114, label %115, label %111

115:                                              ; preds = %111, %108
  br label %116

116:                                              ; preds = %115, %106
  call void @llvm.lifetime.end.p0(i64 72, ptr %5) #5
  br label %121

117:                                              ; preds = %77, %70, %67
  %118 = landingpad { ptr, i32 }
          cleanup
  %119 = extractvalue { ptr, i32 } %118, 0
  store ptr %119, ptr %10, align 8
  %120 = extractvalue { ptr, i32 } %118, 1
  store i32 %120, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 1, ptr %21) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #5
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %121

121:                                              ; preds = %117, %116
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #5
  br label %122

122:                                              ; preds = %121
  %123 = load ptr, ptr %10, align 8
  %124 = load i32, ptr %11, align 4
  %125 = insertvalue { ptr, i32 } poison, ptr %123, 0
  %126 = insertvalue { ptr, i32 } %125, i32 %124, 1
  resume { ptr, i32 } %126
}

; 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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(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 @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN8Solution12searchMatrixERSt6vectorIS0_IiSaIiEESaIS2_EEi(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) #2 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) #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)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(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 = { 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 = { 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 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt16initializer_listIiE", !11, i64 0, !12, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = !{!15, !11, i64 0}
!15 = !{!"_ZTSSt16initializer_listISt6vectorIiSaIiEEE", !11, i64 0, !12, i64 8}
!16 = !{!15, !12, i64 8}
!17 = !{!18, !18, i64 0}
!18 = !{!"bool", !7, i64 0}
!19 = !{i8 0, i8 2}
!20 = !{}


; 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<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_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
@.str = external hidden unnamed_addr constant [5 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [6 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 %class.Solution, align 1
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca [3 x %"class.std::vector.0"], align 8
  %4 = alloca [4 x i32], align 16
  %5 = alloca %"class.std::allocator.2", align 1
  %6 = alloca [4 x i32], align 16
  %7 = alloca %"class.std::allocator.2", align 1
  %8 = alloca [4 x i32], align 16
  %9 = alloca %"class.std::allocator.2", align 1
  %10 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 72, ptr nonnull %3) #5
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #5
  store <4 x i32> <i32 1, i32 3, i32 5, i32 7>, ptr %4, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr nonnull %4, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %11 unwind label %.thread

11:                                               ; preds = %0
  %12 = getelementptr inbounds i8, ptr %3, i64 24
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #5
  store <4 x i32> <i32 10, i32 11, i32 16, i32 20>, ptr %6, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr nonnull %6, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %13 unwind label %26

13:                                               ; preds = %11
  %14 = getelementptr inbounds i8, ptr %3, i64 48
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #5
  store <4 x i32> <i32 23, i32 30, i32 34, i32 60>, ptr %8, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr nonnull %8, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %15 unwind label %28

15:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #5
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr nonnull %3, i64 3, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %16 unwind label %.loopexit33.loopexit

16:                                               ; preds = %15
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #5
  %17 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #5
  %18 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %18) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 72, ptr nonnull %3) #5
  %19 = call noundef zeroext i1 @_ZN8Solution12searchMatrixERSt6vectorIS0_IiSaIiEESaIS2_EEi(ptr noundef nonnull align 1 dereferenceable(1) %1, ptr noundef nonnull align 8 dereferenceable(24) %2, i32 noundef 3)
  %20 = select i1 %19, ptr @.str, ptr @.str.1
  %21 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %20)
          to label %22 unwind label %38

22:                                               ; preds = %16
  %23 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %24 unwind label %38

24:                                               ; preds = %22
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #5
  ret i32 0

.thread:                                          ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  br label %.loopexit

26:                                               ; preds = %11
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %34

28:                                               ; preds = %13
  %29 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit33

.loopexit33.loopexit:                             ; preds = %15
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #5
  %31 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %31) #5
  %32 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %32) #5
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %.loopexit33

.loopexit33:                                      ; preds = %.loopexit33.loopexit, %28
  %.pn = phi { ptr, i32 } [ %29, %28 ], [ %30, %.loopexit33.loopexit ]
  %33 = phi i1 [ false, %28 ], [ true, %.loopexit33.loopexit ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #5
  br label %34

34:                                               ; preds = %26, %.loopexit33
  %.pn.pn = phi { ptr, i32 } [ %.pn, %.loopexit33 ], [ %27, %26 ]
  %.114 = phi i1 [ %33, %.loopexit33 ], [ false, %26 ]
  %.0 = phi ptr [ %14, %.loopexit33 ], [ %12, %26 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #5
  br i1 %.114, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %34, %.preheader
  %35 = phi ptr [ %36, %.preheader ], [ %.0, %34 ]
  %36 = getelementptr inbounds i8, ptr %35, i64 -24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %36) #5
  %37 = icmp eq ptr %36, %3
  br i1 %37, label %.loopexit, label %.preheader

.loopexit:                                        ; preds = %.preheader, %.thread, %34
  %.pn.pn.pn32 = phi { ptr, i32 } [ %25, %.thread ], [ %.pn.pn, %34 ], [ %.pn.pn, %.preheader ]
  call void @llvm.lifetime.end.p0(i64 72, ptr nonnull %3) #5
  br label %40

38:                                               ; preds = %22, %16
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  br label %40

40:                                               ; preds = %38, %.loopexit
  %.pn26 = phi { ptr, i32 } [ %39, %38 ], [ %.pn.pn.pn32, %.loopexit ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #5
  resume { ptr, i32 } %.pn26
}

; 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 dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(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 @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN8Solution12searchMatrixERSt6vectorIS0_IiSaIiEESaIS2_EEi(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(24), i32 noundef) local_unnamed_addr #2 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 #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)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(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 = { 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 = { 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 = { 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"}


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