; LLVM IR from ShahjalalShohag/code-library :: Graph Theory/Tree Orientation.ll (Z10subset_sumSt6vectorIiSaIiEE)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; 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 ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z10subset_sumSt6vectorIiSaIiEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef %1) #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::allocator", align 1
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca i1, align 1
  %16 = alloca i32, align 4
  %17 = alloca %"class.std::allocator", align 1
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  store ptr %1, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %24) #4
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %27 = load ptr, ptr %6, align 8, !tbaa !5
  %28 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #4
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %8, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  br label %30

30:                                               ; preds = %39, %2
  %31 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %8) #4
  br i1 %31, label %33, label %32

32:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %41

33:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %35 = load i32, ptr %34, align 4, !tbaa !9
  store i32 %35, ptr %9, align 4, !tbaa !9
  %36 = load i32, ptr %9, align 4, !tbaa !9
  %37 = load i32, ptr %5, align 4, !tbaa !9
  %38 = add nsw i32 %37, %36
  store i32 %38, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %39

39:                                               ; preds = %33
  %40 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br label %30

41:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #4
  %42 = load i32, ptr %5, align 4, !tbaa !9
  %43 = add nsw i32 %42, 1
  %44 = sext i32 %43 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %12) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %44, ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 1 dereferenceable(1) %12)
          to label %45 unwind label %56

45:                                               ; preds = %41
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  store i1 false, ptr %15, align 1
  %46 = load i32, ptr %5, align 4, !tbaa !9
  %47 = add nsw i32 %46, 1
  %48 = sext i32 %47 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  store i32 0, ptr %16, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %48, ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %49 unwind label %60

49:                                               ; preds = %45
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %50

50:                                               ; preds = %73, %49
  %51 = load i32, ptr %18, align 4, !tbaa !9
  %52 = sext i32 %51 to i64
  %53 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %54 = icmp ult i64 %52, %53
  br i1 %54, label %64, label %55

55:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  br label %76

56:                                               ; preds = %41
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %13, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %14, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %12) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %141

60:                                               ; preds = %45
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %13, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %14, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #4
  br label %141

64:                                               ; preds = %50
  %65 = load i32, ptr %18, align 4, !tbaa !9
  %66 = sext i32 %65 to i64
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %66) #4
  %68 = load i32, ptr %67, align 4, !tbaa !9
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %69) #4
  %71 = load i32, ptr %70, align 4, !tbaa !9
  %72 = add nsw i32 %71, 1
  store i32 %72, ptr %70, align 4, !tbaa !9
  br label %73

73:                                               ; preds = %64
  %74 = load i32, ptr %18, align 4, !tbaa !9
  %75 = add nsw i32 %74, 1
  store i32 %75, ptr %18, align 4, !tbaa !9
  br label %50, !llvm.loop !11

76:                                               ; preds = %55
  %77 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  store i32 1, ptr %77, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #4
  store i32 1, ptr %19, align 4, !tbaa !9
  br label %78

78:                                               ; preds = %134, %76
  %79 = load i32, ptr %19, align 4, !tbaa !9
  %80 = load i32, ptr %5, align 4, !tbaa !9
  %81 = icmp sle i32 %79, %80
  br i1 %81, label %83, label %82

82:                                               ; preds = %78
  store i32 7, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #4
  br label %137

83:                                               ; preds = %78
  %84 = load i32, ptr %19, align 4, !tbaa !9
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %85) #4
  %87 = load i32, ptr %86, align 4, !tbaa !9
  %88 = icmp ne i32 %87, 0
  br i1 %88, label %90, label %89

89:                                               ; preds = %83
  br label %134

90:                                               ; preds = %83
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #4
  store i32 0, ptr %21, align 4, !tbaa !9
  br label %91

91:                                               ; preds = %130, %90
  %92 = load i32, ptr %21, align 4, !tbaa !9
  %93 = load i32, ptr %19, align 4, !tbaa !9
  %94 = icmp slt i32 %92, %93
  br i1 %94, label %96, label %95

95:                                               ; preds = %91
  store i32 10, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #4
  br label %133

96:                                               ; preds = %91
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #4
  store i32 0, ptr %22, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #4
  %97 = load i32, ptr %21, align 4, !tbaa !9
  store i32 %97, ptr %23, align 4, !tbaa !9
  br label %98

98:                                               ; preds = %125, %96
  %99 = load i32, ptr %23, align 4, !tbaa !9
  %100 = load i32, ptr %5, align 4, !tbaa !9
  %101 = icmp sle i32 %99, %100
  br i1 %101, label %103, label %102

102:                                              ; preds = %98
  store i32 13, ptr %20, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #4
  br label %129

103:                                              ; preds = %98
  %104 = load i32, ptr %23, align 4, !tbaa !9
  %105 = sext i32 %104 to i64
  %106 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %105) #4
  %107 = load i32, ptr %106, align 4, !tbaa !9
  %108 = icmp ne i32 %107, 0
  br i1 %108, label %109, label %114

109:                                              ; preds = %103
  %110 = load i32, ptr %19, align 4, !tbaa !9
  %111 = sext i32 %110 to i64
  %112 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %111) #4
  %113 = load i32, ptr %112, align 4, !tbaa !9
  store i32 %113, ptr %22, align 4, !tbaa !9
  br label %124

114:                                              ; preds = %103
  %115 = load i32, ptr %22, align 4, !tbaa !9
  %116 = icmp ne i32 %115, 0
  br i1 %116, label %117, label %123

117:                                              ; preds = %114
  %118 = load i32, ptr %23, align 4, !tbaa !9
  %119 = sext i32 %118 to i64
  %120 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %119) #4
  store i32 1, ptr %120, align 4, !tbaa !9
  %121 = load i32, ptr %22, align 4, !tbaa !9
  %122 = add nsw i32 %121, -1
  store i32 %122, ptr %22, align 4, !tbaa !9
  br label %123

123:                                              ; preds = %117, %114
  br label %124

124:                                              ; preds = %123, %109
  br label %125

125:                                              ; preds = %124
  %126 = load i32, ptr %19, align 4, !tbaa !9
  %127 = load i32, ptr %23, align 4, !tbaa !9
  %128 = add nsw i32 %127, %126
  store i32 %128, ptr %23, align 4, !tbaa !9
  br label %98, !llvm.loop !13

129:                                              ; preds = %102
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #4
  br label %130

130:                                              ; preds = %129
  %131 = load i32, ptr %21, align 4, !tbaa !9
  %132 = add nsw i32 %131, 1
  store i32 %132, ptr %21, align 4, !tbaa !9
  br label %91, !llvm.loop !14

133:                                              ; preds = %95
  br label %134

134:                                              ; preds = %133, %89
  %135 = load i32, ptr %19, align 4, !tbaa !9
  %136 = add nsw i32 %135, 1
  store i32 %136, ptr %19, align 4, !tbaa !9
  br label %78, !llvm.loop !15

137:                                              ; preds = %82
  store i1 true, ptr %15, align 1
  store i32 1, ptr %20, align 4
  %138 = load i1, ptr %15, align 1
  br i1 %138, label %140, label %139

139:                                              ; preds = %137
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %140

140:                                              ; preds = %139, %137
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  ret void

141:                                              ; preds = %60, %56
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  br label %142

142:                                              ; preds = %141
  %143 = load ptr, ptr %13, align 8
  %144 = load i32, ptr %14, align 4
  %145 = insertvalue { ptr, i32 } poison, ptr %143, 0
  %146 = insertvalue { ptr, i32 } %145, i32 %144, 1
  resume { ptr, i32 } %146
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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 #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; 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) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}


; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; 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 ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 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 noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z10subset_sumSt6vectorIiSaIiEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull %1) local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::allocator", align 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %10 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  store ptr %10, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %11 = tail call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  store ptr %11, ptr %4, align 8
  %12 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %12, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  %.034.lcssa = phi i32 [ 0, %2 ], [ %17, %.lr.ph ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #4
  %13 = add i32 %.034.lcssa, 1
  %14 = sext i32 %13 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  store i32 0, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %14, ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %20 unwind label %24

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.03442 = phi i32 [ %17, %.lr.ph ], [ 0, %2 ]
  %15 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %16 = load i32, ptr %15, align 4, !tbaa !5
  %17 = add nsw i32 %16, %.03442
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %19 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %19, label %.lr.ph, label %._crit_edge

20:                                               ; preds = %._crit_edge
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %14, ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %21 unwind label %26

21:                                               ; preds = %20
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %22 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %.not58 = icmp eq i64 %22, 0
  br i1 %.not58, label %._crit_edge46, label %.lr.ph45

._crit_edge46:                                    ; preds = %.lr.ph45, %21
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  store i32 1, ptr %23, align 4, !tbaa !5
  %.not53 = icmp slt i32 %.034.lcssa, 1
  br i1 %.not53, label %._crit_edge57, label %.lr.ph56.preheader

.lr.ph56.preheader:                               ; preds = %._crit_edge46
  %wide.trip.count69 = zext i32 %13 to i64
  br label %.lr.ph56

24:                                               ; preds = %._crit_edge
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  br label %49

26:                                               ; preds = %20
  %27 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  br label %49

.lr.ph45:                                         ; preds = %21, %.lr.ph45
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph45 ], [ 0, %21 ]
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %29 = load i32, ptr %28, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %30) #4
  %32 = load i32, ptr %31, align 4, !tbaa !5
  %33 = add nsw i32 %32, 1
  store i32 %33, ptr %31, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %34 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %35 = icmp ugt i64 %34, %indvars.iv.next
  br i1 %35, label %.lr.ph45, label %._crit_edge46, !llvm.loop !9

.lr.ph56:                                         ; preds = %.lr.ph56.preheader, %.loopexit
  %indvars.iv62 = phi i64 [ 1, %.lr.ph56.preheader ], [ %indvars.iv.next63, %.loopexit ]
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv62) #4
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %.not37 = icmp eq i32 %37, 0
  br i1 %.not37, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %.lr.ph56, %._crit_edge51
  %indvars.iv60 = phi i64 [ %indvars.iv.next61, %._crit_edge51 ], [ 0, %.lr.ph56 ]
  %indvars67 = trunc i64 %indvars.iv60 to i32
  %.not3847 = icmp slt i32 %.034.lcssa, %indvars67
  br i1 %.not3847, label %._crit_edge51, label %.lr.ph50

._crit_edge51:                                    ; preds = %47, %.preheader
  %indvars.iv.next61 = add nuw nsw i64 %indvars.iv60, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next61, %indvars.iv62
  br i1 %exitcond.not, label %.loopexit, label %.preheader, !llvm.loop !11

.lr.ph50:                                         ; preds = %.preheader, %47
  %indvars.iv64 = phi i64 [ %indvars.iv.next65, %47 ], [ %indvars.iv60, %.preheader ]
  %.02848 = phi i32 [ %.1, %47 ], [ 0, %.preheader ]
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv64) #4
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %.not39 = icmp eq i32 %39, 0
  br i1 %.not39, label %43, label %40

40:                                               ; preds = %.lr.ph50
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv62) #4
  %42 = load i32, ptr %41, align 4, !tbaa !5
  br label %47

43:                                               ; preds = %.lr.ph50
  %.not40 = icmp eq i32 %.02848, 0
  br i1 %.not40, label %47, label %44

44:                                               ; preds = %43
  %45 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv64) #4
  store i32 1, ptr %45, align 4, !tbaa !5
  %46 = add nsw i32 %.02848, -1
  br label %47

47:                                               ; preds = %40, %44, %43
  %.1 = phi i32 [ %42, %40 ], [ %46, %44 ], [ 0, %43 ]
  %indvars.iv.next65 = add nuw nsw i64 %indvars.iv64, %indvars.iv62
  %48 = trunc nuw i64 %indvars.iv.next65 to i32
  %.not38 = icmp slt i32 %.034.lcssa, %48
  br i1 %.not38, label %._crit_edge51, label %.lr.ph50, !llvm.loop !12

.loopexit:                                        ; preds = %._crit_edge51, %.lr.ph56
  %indvars.iv.next63 = add nuw nsw i64 %indvars.iv62, 1
  %exitcond70.not = icmp eq i64 %indvars.iv.next63, %wide.trip.count69
  br i1 %exitcond70.not, label %._crit_edge57, label %.lr.ph56, !llvm.loop !13

._crit_edge57:                                    ; preds = %.loopexit, %._crit_edge46
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #4
  ret void

49:                                               ; preds = %26, %24
  %.pn = phi { ptr, i32 } [ %27, %26 ], [ %25, %24 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #4
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 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 #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 = 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,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass