; LLVM IR from AnneLivia/Competitive-Programming :: Online Judges/Other Solutions/Algorithms on Graphs (UCSD)/Programming Assignment 4_86912712 (EE)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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" = type { i8 }
%"struct.std::pair" = type { i32, %"struct.std::pair.5" }
%"struct.std::pair.5" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z16hasNegativeCycleiRSt6vectorISt4pairIiS0_IiiEESaIS2_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i1, align 1
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  %22 = load i32, ptr %4, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 10000000, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %23, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %24 unwind label %32

24:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef 0) #4
  store i32 0, ptr %25, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %26

26:                                               ; preds = %93, %24
  %27 = load i32, ptr %11, align 4, !tbaa !5
  %28 = load i32, ptr %4, align 4, !tbaa !5
  %29 = sub nsw i32 %28, 1
  %30 = icmp slt i32 %27, %29
  br i1 %30, label %36, label %31

31:                                               ; preds = %26
  store i32 2, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %96

32:                                               ; preds = %2
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %9, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %147

36:                                               ; preds = %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %37

37:                                               ; preds = %89, %36
  %38 = load i32, ptr %13, align 4, !tbaa !5
  %39 = load i32, ptr %4, align 4, !tbaa !5
  %40 = icmp slt i32 %38, %39
  br i1 %40, label %42, label %41

41:                                               ; preds = %37
  store i32 5, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %92

42:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  %43 = load ptr, ptr %5, align 8, !tbaa !9
  %44 = load i32, ptr %13, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %43, i64 noundef %45) #4
  %47 = getelementptr inbounds %"struct.std::pair", ptr %46, i32 0, i32 0
  %48 = load i32, ptr %47, align 4, !tbaa !11
  store i32 %48, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  %49 = load ptr, ptr %5, align 8, !tbaa !9
  %50 = load i32, ptr %13, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %49, i64 noundef %51) #4
  %53 = getelementptr inbounds %"struct.std::pair", ptr %52, i32 0, i32 1
  %54 = getelementptr inbounds %"struct.std::pair.5", ptr %53, i32 0, i32 0
  %55 = load i32, ptr %54, align 4, !tbaa !14
  store i32 %55, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  %56 = load ptr, ptr %5, align 8, !tbaa !9
  %57 = load i32, ptr %13, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %56, i64 noundef %58) #4
  %60 = getelementptr inbounds %"struct.std::pair", ptr %59, i32 0, i32 1
  %61 = getelementptr inbounds %"struct.std::pair.5", ptr %60, i32 0, i32 1
  %62 = load i32, ptr %61, align 4, !tbaa !15
  store i32 %62, ptr %16, align 4, !tbaa !5
  %63 = load i32, ptr %14, align 4, !tbaa !5
  %64 = sext i32 %63 to i64
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %64) #4
  %66 = load i32, ptr %65, align 4, !tbaa !5
  %67 = icmp ne i32 %66, 10000000
  br i1 %67, label %68, label %88

68:                                               ; preds = %42
  %69 = load i32, ptr %15, align 4, !tbaa !5
  %70 = sext i32 %69 to i64
  %71 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %70) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #4
  %72 = load i32, ptr %16, align 4, !tbaa !5
  %73 = load i32, ptr %14, align 4, !tbaa !5
  %74 = sext i32 %73 to i64
  %75 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %74) #4
  %76 = load i32, ptr %75, align 4, !tbaa !5
  %77 = add nsw i32 %72, %76
  store i32 %77, ptr %17, align 4, !tbaa !5
  %78 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %71, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %79 unwind label %84

79:                                               ; preds = %68
  %80 = load i32, ptr %78, align 4, !tbaa !5
  %81 = load i32, ptr %15, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %82) #4
  store i32 %80, ptr %83, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  br label %88

84:                                               ; preds = %68
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %9, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  br label %147

88:                                               ; preds = %79, %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %89

89:                                               ; preds = %88
  %90 = load i32, ptr %13, align 4, !tbaa !5
  %91 = add nsw i32 %90, 1
  store i32 %91, ptr %13, align 4, !tbaa !5
  br label %37, !llvm.loop !16

92:                                               ; preds = %41
  br label %93

93:                                               ; preds = %92
  %94 = load i32, ptr %11, align 4, !tbaa !5
  %95 = add nsw i32 %94, 1
  store i32 %95, ptr %11, align 4, !tbaa !5
  br label %26, !llvm.loop !18

96:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  store i32 0, ptr %18, align 4, !tbaa !5
  br label %97

97:                                               ; preds = %139, %96
  %98 = load i32, ptr %18, align 4, !tbaa !5
  %99 = load i32, ptr %4, align 4, !tbaa !5
  %100 = icmp slt i32 %98, %99
  br i1 %100, label %102, label %101

101:                                              ; preds = %97
  store i32 8, ptr %12, align 4
  br label %142

102:                                              ; preds = %97
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #4
  %103 = load ptr, ptr %5, align 8, !tbaa !9
  %104 = load i32, ptr %18, align 4, !tbaa !5
  %105 = sext i32 %104 to i64
  %106 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %103, i64 noundef %105) #4
  %107 = getelementptr inbounds %"struct.std::pair", ptr %106, i32 0, i32 0
  %108 = load i32, ptr %107, align 4, !tbaa !11
  store i32 %108, ptr %19, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #4
  %109 = load ptr, ptr %5, align 8, !tbaa !9
  %110 = load i32, ptr %18, align 4, !tbaa !5
  %111 = sext i32 %110 to i64
  %112 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %109, i64 noundef %111) #4
  %113 = getelementptr inbounds %"struct.std::pair", ptr %112, i32 0, i32 1
  %114 = getelementptr inbounds %"struct.std::pair.5", ptr %113, i32 0, i32 0
  %115 = load i32, ptr %114, align 4, !tbaa !14
  store i32 %115, ptr %20, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #4
  %116 = load ptr, ptr %5, align 8, !tbaa !9
  %117 = load i32, ptr %18, align 4, !tbaa !5
  %118 = sext i32 %117 to i64
  %119 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %116, i64 noundef %118) #4
  %120 = getelementptr inbounds %"struct.std::pair", ptr %119, i32 0, i32 1
  %121 = getelementptr inbounds %"struct.std::pair.5", ptr %120, i32 0, i32 1
  %122 = load i32, ptr %121, align 4, !tbaa !15
  store i32 %122, ptr %21, align 4, !tbaa !5
  %123 = load i32, ptr %20, align 4, !tbaa !5
  %124 = sext i32 %123 to i64
  %125 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %124) #4
  %126 = load i32, ptr %125, align 4, !tbaa !5
  %127 = load i32, ptr %19, align 4, !tbaa !5
  %128 = sext i32 %127 to i64
  %129 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %128) #4
  %130 = load i32, ptr %129, align 4, !tbaa !5
  %131 = load i32, ptr %21, align 4, !tbaa !5
  %132 = add nsw i32 %130, %131
  %133 = icmp sgt i32 %126, %132
  br i1 %133, label %134, label %135

134:                                              ; preds = %102
  store i1 true, ptr %3, align 1
  store i32 1, ptr %12, align 4
  br label %136

135:                                              ; preds = %102
  store i32 0, ptr %12, align 4
  br label %136

136:                                              ; preds = %135, %134
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #4
  %137 = load i32, ptr %12, align 4
  switch i32 %137, label %142 [
    i32 0, label %138
  ]

138:                                              ; preds = %136
  br label %139

139:                                              ; preds = %138
  %140 = load i32, ptr %18, align 4, !tbaa !5
  %141 = add nsw i32 %140, 1
  store i32 %141, ptr %18, align 4, !tbaa !5
  br label %97, !llvm.loop !19

142:                                              ; preds = %136, %101
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  %143 = load i32, ptr %12, align 4
  switch i32 %143, label %145 [
    i32 8, label %144
  ]

144:                                              ; preds = %142
  store i1 false, ptr %3, align 1
  store i32 1, ptr %12, align 4
  br label %145

145:                                              ; preds = %144, %142
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  %146 = load i1, ptr %3, align 1
  ret i1 %146

147:                                              ; preds = %84, %32
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  br label %148

148:                                              ; preds = %147
  %149 = load ptr, ptr %9, align 8
  %150 = load i32, ptr %10, align 4
  %151 = insertvalue { ptr, i32 } poison, ptr %149, 0
  %152 = insertvalue { ptr, i32 } %151, i32 %150, 1
  resume { ptr, i32 } %152
}

; 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 @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

; 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

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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"_ZTSSt4pairIiS_IiiEE", !6, i64 0, !13, i64 4}
!13 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!14 = !{!12, !6, i64 4}
!15 = !{!12, !6, i64 8}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}
!19 = distinct !{!19, !17}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = 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" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z16hasNegativeCycleiRSt6vectorISt4pairIiS0_IiiEESaIS2_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  %7 = sext i32 %0 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  store i32 10000000, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %7, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %8 unwind label %35

8:                                                ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(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.end.p0(i64 4, ptr nonnull %4) #4
  %9 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #4
  store i32 0, ptr %9, align 4, !tbaa !5
  %10 = icmp sgt i32 %0, 1
  br i1 %10, label %.preheader42.us.preheader, label %.preheader

.preheader42.us.preheader:                        ; preds = %8
  %wide.trip.count = zext nneg i32 %0 to i64
  %11 = add nsw i32 %0, -2
  br label %.preheader42.us

.preheader42.us:                                  ; preds = %.preheader42.us.preheader, %._crit_edge.us
  %.03544.us = phi i32 [ %34, %._crit_edge.us ], [ 0, %.preheader42.us.preheader ]
  br label %12

12:                                               ; preds = %.preheader42.us, %33
  %indvars.iv = phi i64 [ 0, %.preheader42.us ], [ %indvars.iv.next, %33 ]
  %13 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %14 = load i32, ptr %13, align 4, !tbaa !9
  %15 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %16 = getelementptr inbounds i8, ptr %15, i64 4
  %17 = load i32, ptr %16, align 4, !tbaa !12
  %18 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %19 = getelementptr inbounds i8, ptr %18, i64 8
  %20 = load i32, ptr %19, align 4, !tbaa !13
  %21 = sext i32 %14 to i64
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %21) #4
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %.not41.us = icmp eq i32 %23, 10000000
  br i1 %.not41.us, label %33, label %24

24:                                               ; preds = %12
  %25 = sext i32 %17 to i64
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %25) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  %27 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %21) #4
  %28 = load i32, ptr %27, align 4, !tbaa !5
  %29 = add nsw i32 %28, %20
  store i32 %29, ptr %6, align 4, !tbaa !5
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %26, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %31 = load i32, ptr %30, align 4, !tbaa !5
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %25) #4
  store i32 %31, ptr %32, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  br label %33

33:                                               ; preds = %24, %12
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge.us, label %12, !llvm.loop !14

._crit_edge.us:                                   ; preds = %33
  %34 = add nuw nsw i32 %.03544.us, 1
  %exitcond52.not = icmp eq i32 %.03544.us, %11
  br i1 %exitcond52.not, label %.preheader, label %.preheader42.us, !llvm.loop !16

.preheader:                                       ; preds = %._crit_edge.us, %8
  %.not4045 = icmp sgt i32 %0, 0
  br i1 %.not4045, label %.lr.ph.preheader, label %.critedge

.lr.ph.preheader:                                 ; preds = %.preheader
  %wide.trip.count55 = zext nneg i32 %0 to i64
  br label %.lr.ph

35:                                               ; preds = %2
  %36 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(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.end.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  resume { ptr, i32 } %36

37:                                               ; preds = %.lr.ph
  %indvars.iv.next54 = add nuw nsw i64 %indvars.iv53, 1
  %.not40 = icmp slt i64 %indvars.iv.next54, %7
  %exitcond56.not = icmp eq i64 %indvars.iv.next54, %wide.trip.count55
  br i1 %exitcond56.not, label %.critedge, label %.lr.ph, !llvm.loop !17

.lr.ph:                                           ; preds = %.lr.ph.preheader, %37
  %indvars.iv53 = phi i64 [ 0, %.lr.ph.preheader ], [ %indvars.iv.next54, %37 ]
  %.not4047 = phi i1 [ true, %.lr.ph.preheader ], [ %.not40, %37 ]
  %38 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv53) #4
  %39 = load i32, ptr %38, align 4, !tbaa !9
  %40 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv53) #4
  %41 = getelementptr inbounds i8, ptr %40, i64 4
  %42 = load i32, ptr %41, align 4, !tbaa !12
  %43 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv53) #4
  %44 = getelementptr inbounds i8, ptr %43, i64 8
  %45 = load i32, ptr %44, align 4, !tbaa !13
  %46 = sext i32 %42 to i64
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %46) #4
  %48 = load i32, ptr %47, align 4, !tbaa !5
  %49 = sext i32 %39 to i64
  %50 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %49) #4
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = add nsw i32 %51, %45
  %.not = icmp sgt i32 %48, %52
  br i1 %.not, label %.critedge, label %37

.critedge:                                        ; preds = %.lr.ph, %37, %.preheader
  %.not40.lcssa = phi i1 [ false, %.preheader ], [ %.not40, %37 ], [ %.not4047, %.lr.ph ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  ret i1 %.not40.lcssa
}

; 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 @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(12) ptr @_ZNSt6vectorISt4pairIiS0_IiiEESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; 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

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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSSt4pairIiS_IiiEE", !6, i64 0, !11, i64 4}
!11 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!12 = !{!10, !6, i64 4}
!13 = !{!10, !6, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !15}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass