; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 06. Sorting/Maximum_subarray_sum.ll (Z5solvev)

; 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.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24)) #0

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

declare i32 @__gxx_personality_v0(...)

; 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca i64, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  %13 = alloca i64, align 8
  %14 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #4
  %15 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %16 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %15, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 8 dereferenceable(8) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #4
  %18 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %18, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %19 unwind label %27

19:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #4
  %20 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %21 unwind label %31

21:                                               ; preds = %19
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  store i64 0, ptr %10, align 8, !tbaa !5
  br label %22

22:                                               ; preds = %40, %21
  %23 = load i64, ptr %10, align 8, !tbaa !5
  %24 = load i64, ptr %1, align 8, !tbaa !5
  %25 = icmp slt i64 %23, %24
  br i1 %25, label %35, label %26

26:                                               ; preds = %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %47

27:                                               ; preds = %0
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %6, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #4
  br label %162

31:                                               ; preds = %19
  %32 = landingpad { ptr, i32 }
          cleanup
  %33 = extractvalue { ptr, i32 } %32, 0
  store ptr %33, ptr %6, align 8
  %34 = extractvalue { ptr, i32 } %32, 1
  store i32 %34, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  br label %161

35:                                               ; preds = %22
  %36 = load i64, ptr %10, align 8, !tbaa !5
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %36) #4
  %38 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %37)
          to label %39 unwind label %43

39:                                               ; preds = %35
  br label %40

40:                                               ; preds = %39
  %41 = load i64, ptr %10, align 8, !tbaa !5
  %42 = add nsw i64 %41, 1
  store i64 %42, ptr %10, align 8, !tbaa !5
  br label %22, !llvm.loop !9

43:                                               ; preds = %35
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %6, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %160

47:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  store i64 0, ptr %11, align 8, !tbaa !5
  br label %48

48:                                               ; preds = %58, %47
  %49 = load i64, ptr %11, align 8, !tbaa !5
  %50 = load i64, ptr %2, align 8, !tbaa !5
  %51 = icmp slt i64 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %65

53:                                               ; preds = %48
  %54 = load i64, ptr %11, align 8, !tbaa !5
  %55 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %54) #4
  %56 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %55)
          to label %57 unwind label %61

57:                                               ; preds = %53
  br label %58

58:                                               ; preds = %57
  %59 = load i64, ptr %11, align 8, !tbaa !5
  %60 = add nsw i64 %59, 1
  store i64 %60, ptr %11, align 8, !tbaa !5
  br label %48, !llvm.loop !11

61:                                               ; preds = %53
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %6, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %160

65:                                               ; preds = %52
  invoke void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %66 unwind label %86

66:                                               ; preds = %65
  invoke void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24) %8)
          to label %67 unwind label %86

67:                                               ; preds = %66
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  store i64 0, ptr %12, align 8, !tbaa !5
  br label %68

68:                                               ; preds = %83, %67
  %69 = load i64, ptr %12, align 8, !tbaa !5
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %69) #4
  %71 = load i64, ptr %70, align 8, !tbaa !5
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0) #4
  %73 = load i64, ptr %72, align 8, !tbaa !5
  %74 = load i64, ptr %3, align 8, !tbaa !5
  %75 = sub nsw i64 %73, %74
  %76 = icmp slt i64 %71, %75
  br i1 %76, label %77, label %81

77:                                               ; preds = %68
  %78 = load i64, ptr %12, align 8, !tbaa !5
  %79 = load i64, ptr %1, align 8, !tbaa !5
  %80 = icmp slt i64 %78, %79
  br label %81

81:                                               ; preds = %77, %68
  %82 = phi i1 [ false, %68 ], [ %80, %77 ]
  br i1 %82, label %83, label %90

83:                                               ; preds = %81
  %84 = load i64, ptr %12, align 8, !tbaa !5
  %85 = add nsw i64 %84, 1
  store i64 %85, ptr %12, align 8, !tbaa !5
  br label %68, !llvm.loop !12

86:                                               ; preds = %66, %65
  %87 = landingpad { ptr, i32 }
          cleanup
  %88 = extractvalue { ptr, i32 } %87, 0
  store ptr %88, ptr %6, align 8
  %89 = extractvalue { ptr, i32 } %87, 1
  store i32 %89, ptr %7, align 4
  br label %160

90:                                               ; preds = %81
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  store i64 0, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  store i64 0, ptr %14, align 8, !tbaa !5
  br label %91

91:                                               ; preds = %153, %90
  %92 = load i64, ptr %12, align 8, !tbaa !5
  %93 = load i64, ptr %1, align 8, !tbaa !5
  %94 = icmp slt i64 %92, %93
  br i1 %94, label %95, label %156

95:                                               ; preds = %91
  %96 = load i64, ptr %12, align 8, !tbaa !5
  %97 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %96) #4
  %98 = load i64, ptr %97, align 8, !tbaa !5
  %99 = load i64, ptr %14, align 8, !tbaa !5
  %100 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %99) #4
  %101 = load i64, ptr %100, align 8, !tbaa !5
  %102 = sub nsw i64 %98, %101
  %103 = invoke noundef i64 @_ZSt3absx(i64 noundef %102)
          to label %104 unwind label %116

104:                                              ; preds = %95
  %105 = load i64, ptr %3, align 8, !tbaa !5
  %106 = icmp sle i64 %103, %105
  br i1 %106, label %107, label %120

107:                                              ; preds = %104
  %108 = load i64, ptr %14, align 8, !tbaa !5
  %109 = load i64, ptr %2, align 8, !tbaa !5
  %110 = icmp slt i64 %108, %109
  br i1 %110, label %111, label %120

111:                                              ; preds = %107
  %112 = load i64, ptr %13, align 8, !tbaa !5
  %113 = add nsw i64 %112, 1
  store i64 %113, ptr %13, align 8, !tbaa !5
  %114 = load i64, ptr %14, align 8, !tbaa !5
  %115 = add nsw i64 %114, 1
  store i64 %115, ptr %14, align 8, !tbaa !5
  br label %152

116:                                              ; preds = %156, %95
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %6, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  br label %160

120:                                              ; preds = %107, %104
  %121 = load i64, ptr %12, align 8, !tbaa !5
  %122 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %121) #4
  %123 = load i64, ptr %122, align 8, !tbaa !5
  %124 = load i64, ptr %14, align 8, !tbaa !5
  %125 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %124) #4
  %126 = load i64, ptr %125, align 8, !tbaa !5
  %127 = sub nsw i64 %123, %126
  %128 = load i64, ptr %3, align 8, !tbaa !5
  %129 = icmp sgt i64 %127, %128
  br i1 %129, label %130, label %139

130:                                              ; preds = %120
  %131 = load i64, ptr %14, align 8, !tbaa !5
  %132 = load i64, ptr %2, align 8, !tbaa !5
  %133 = icmp slt i64 %131, %132
  br i1 %133, label %134, label %139

134:                                              ; preds = %130
  %135 = load i64, ptr %14, align 8, !tbaa !5
  %136 = add nsw i64 %135, 1
  store i64 %136, ptr %14, align 8, !tbaa !5
  %137 = load i64, ptr %12, align 8, !tbaa !5
  %138 = add nsw i64 %137, -1
  store i64 %138, ptr %12, align 8, !tbaa !5
  br label %151

139:                                              ; preds = %130, %120
  %140 = load i64, ptr %14, align 8, !tbaa !5
  %141 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %140) #4
  %142 = load i64, ptr %141, align 8, !tbaa !5
  %143 = load i64, ptr %12, align 8, !tbaa !5
  %144 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %143) #4
  %145 = load i64, ptr %144, align 8, !tbaa !5
  %146 = sub nsw i64 %142, %145
  %147 = load i64, ptr %3, align 8, !tbaa !5
  %148 = icmp slt i64 %146, %147
  br i1 %148, label %149, label %150

149:                                              ; preds = %139
  br label %150

150:                                              ; preds = %149, %139
  br label %151

151:                                              ; preds = %150, %134
  br label %152

152:                                              ; preds = %151, %111
  br label %153

153:                                              ; preds = %152
  %154 = load i64, ptr %12, align 8, !tbaa !5
  %155 = add nsw i64 %154, 1
  store i64 %155, ptr %12, align 8, !tbaa !5
  br label %91, !llvm.loop !13

156:                                              ; preds = %91
  %157 = load i64, ptr %13, align 8, !tbaa !5
  %158 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %157)
          to label %159 unwind label %116

159:                                              ; preds = %156
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  ret void

160:                                              ; preds = %116, %86, %61, %43
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  br label %161

161:                                              ; preds = %160, %31
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %162

162:                                              ; preds = %161, %27
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  br label %163

163:                                              ; preds = %162
  %164 = load ptr, ptr %6, align 8
  %165 = load i32, ptr %7, align 4
  %166 = insertvalue { ptr, i32 } poison, ptr %164, 0
  %167 = insertvalue { ptr, i32 } %166, i32 %165, 1
  resume { ptr, i32 } %167
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt3absx(i64 noundef) #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; 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.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@_ZSt3cin = external global %"class.std::basic_istream", align 8

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0

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

declare i32 @__gxx_personality_v0(...)

; 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solvev() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %1)
  %9 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %8, ptr noundef nonnull align 8 dereferenceable(8) %2)
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(8) %3)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %11 = load i64, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %11, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %12 unwind label %19

12:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #4
  %13 = load i64, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %14 unwind label %21

14:                                               ; preds = %12
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %16 = icmp sgt i64 %15, 0
  br i1 %16, label %.lr.ph, label %.preheader44

.preheader44:                                     ; preds = %25, %14
  %17 = load i64, ptr %2, align 8, !tbaa !5
  %18 = icmp sgt i64 %17, 0
  br i1 %18, label %.lr.ph47, label %._crit_edge

19:                                               ; preds = %0
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  br label %91

21:                                               ; preds = %12
  %22 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  br label %90

.lr.ph:                                           ; preds = %14, %25
  %.03045 = phi i64 [ %26, %25 ], [ 0, %14 ]
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.03045) #4
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %23)
          to label %25 unwind label %29

25:                                               ; preds = %.lr.ph
  %26 = add nuw nsw i64 %.03045, 1
  %27 = load i64, ptr %1, align 8, !tbaa !5
  %28 = icmp slt i64 %26, %27
  br i1 %28, label %.lr.ph, label %.preheader44, !llvm.loop !9

29:                                               ; preds = %.lr.ph
  %30 = landingpad { ptr, i32 }
          cleanup
  br label %89

._crit_edge:                                      ; preds = %33, %.preheader44
  invoke void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24) %4)
          to label %39 unwind label %51

.lr.ph47:                                         ; preds = %.preheader44, %33
  %.02946 = phi i64 [ %34, %33 ], [ 0, %.preheader44 ]
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.02946) #4
  %32 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %31)
          to label %33 unwind label %37

33:                                               ; preds = %.lr.ph47
  %34 = add nuw nsw i64 %.02946, 1
  %35 = load i64, ptr %2, align 8, !tbaa !5
  %36 = icmp slt i64 %34, %35
  br i1 %36, label %.lr.ph47, label %._crit_edge, !llvm.loop !11

37:                                               ; preds = %.lr.ph47
  %38 = landingpad { ptr, i32 }
          cleanup
  br label %89

39:                                               ; preds = %._crit_edge
  invoke void @_Z3sorRSt6vectorIxSaIxEE(ptr noundef nonnull align 8 dereferenceable(24) %6)
          to label %.preheader43 unwind label %51

.preheader43:                                     ; preds = %39, %.preheader43
  %.027 = phi i64 [ %50, %.preheader43 ], [ 0, %39 ]
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.027) #4
  %41 = load i64, ptr %40, align 8, !tbaa !5
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef 0) #4
  %43 = load i64, ptr %42, align 8, !tbaa !5
  %44 = load i64, ptr %3, align 8, !tbaa !5
  %45 = sub nsw i64 %43, %44
  %46 = icmp slt i64 %41, %45
  %47 = load i64, ptr %1, align 8
  %48 = icmp slt i64 %.027, %47
  %49 = select i1 %46, i1 %48, i1 false
  %50 = add nuw nsw i64 %.027, 1
  br i1 %49, label %.preheader43, label %.preheader, !llvm.loop !12

.preheader:                                       ; preds = %.preheader43
  br i1 %48, label %.lr.ph51, label %._crit_edge52

51:                                               ; preds = %39, %._crit_edge
  %52 = landingpad { ptr, i32 }
          cleanup
  br label %89

.lr.ph51:                                         ; preds = %.preheader, %83
  %.050 = phi i64 [ %.1, %83 ], [ 0, %.preheader ]
  %.02549 = phi i64 [ %.126, %83 ], [ 0, %.preheader ]
  %.12848 = phi i64 [ %84, %83 ], [ %.027, %.preheader ]
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.12848) #4
  %54 = load i64, ptr %53, align 8, !tbaa !5
  %55 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.050) #4
  %56 = load i64, ptr %55, align 8, !tbaa !5
  %57 = sub nsw i64 %54, %56
  %58 = call noundef i64 @_ZSt3absx(i64 noundef %57)
  %59 = load i64, ptr %3, align 8, !tbaa !5
  %.not = icmp sle i64 %58, %59
  %60 = load i64, ptr %2, align 8
  %61 = icmp slt i64 %.050, %60
  %or.cond = select i1 %.not, i1 %61, i1 false
  br i1 %or.cond, label %62, label %67

62:                                               ; preds = %.lr.ph51
  %63 = add nsw i64 %.02549, 1
  %64 = add nsw i64 %.050, 1
  br label %83

65:                                               ; preds = %._crit_edge52
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %89

67:                                               ; preds = %.lr.ph51
  %68 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.12848) #4
  %69 = load i64, ptr %68, align 8, !tbaa !5
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.050) #4
  %71 = load i64, ptr %70, align 8, !tbaa !5
  %72 = sub nsw i64 %69, %71
  %73 = load i64, ptr %3, align 8, !tbaa !5
  %74 = icmp sgt i64 %72, %73
  %75 = load i64, ptr %2, align 8
  %76 = icmp slt i64 %.050, %75
  %or.cond42 = select i1 %74, i1 %76, i1 false
  br i1 %or.cond42, label %77, label %80

77:                                               ; preds = %67
  %78 = add nsw i64 %.050, 1
  %79 = add nsw i64 %.12848, -1
  br label %83

80:                                               ; preds = %67
  %81 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.050) #4
  %82 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %.12848) #4
  br label %83

83:                                               ; preds = %62, %80, %77
  %.2 = phi i64 [ %.12848, %62 ], [ %79, %77 ], [ %.12848, %80 ]
  %.126 = phi i64 [ %63, %62 ], [ %.02549, %77 ], [ %.02549, %80 ]
  %.1 = phi i64 [ %64, %62 ], [ %78, %77 ], [ %.050, %80 ]
  %84 = add nsw i64 %.2, 1
  %85 = load i64, ptr %1, align 8, !tbaa !5
  %86 = icmp slt i64 %84, %85
  br i1 %86, label %.lr.ph51, label %._crit_edge52, !llvm.loop !13

._crit_edge52:                                    ; preds = %83, %.preheader
  %.025.lcssa = phi i64 [ 0, %.preheader ], [ %.126, %83 ]
  %87 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %.025.lcssa)
          to label %88 unwind label %65

88:                                               ; preds = %._crit_edge52
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  ret void

89:                                               ; preds = %65, %51, %37, %29
  %.pn = phi { ptr, i32 } [ %30, %29 ], [ %38, %37 ], [ %66, %65 ], [ %52, %51 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  br label %90

90:                                               ; preds = %89, %21
  %.pn.pn = phi { ptr, i32 } [ %.pn, %89 ], [ %22, %21 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #4
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %91

91:                                               ; preds = %90, %19
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %90 ], [ %20, %19 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #4
  resume { ptr, i32 } %.pn.pn.pn
}

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERx(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZSt3absx(i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}
!13 = distinct !{!13, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass