; LLVM IR from xirc/cp-algorithm :: atcoder/abc126/F/main.ll (Z5solveii)

; 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::initializer_list" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveii(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, i32 noundef %1, i32 noundef %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::initializer_list", align 8
  %8 = alloca [2 x i32], align 4
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::initializer_list", align 8
  %13 = alloca [4 x i32], align 4
  %14 = alloca %"class.std::allocator", align 1
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i1, align 1
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::allocator", align 1
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store i32 %1, ptr %5, align 4, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !5
  %23 = load i32, ptr %5, align 4, !tbaa !5
  %24 = icmp eq i32 %23, 0
  br i1 %24, label %25, label %42

25:                                               ; preds = %3
  %26 = load i32, ptr %6, align 4, !tbaa !5
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %29

28:                                               ; preds = %25
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 24, i1 false)
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %128

29:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  %30 = getelementptr inbounds i32, ptr %8, i64 1
  store i32 0, ptr %30, align 4, !tbaa !5
  %31 = getelementptr inbounds %"class.std::initializer_list", ptr %7, i32 0, i32 0
  store ptr %8, ptr %31, align 8, !tbaa !9
  %32 = getelementptr inbounds %"class.std::initializer_list", ptr %7, i32 0, i32 1
  store i64 2, ptr %32, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  %33 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 0
  %34 = load ptr, ptr %33, align 8
  %35 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 1
  %36 = load i64, ptr %35, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr %34, i64 %36, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %37 unwind label %38

37:                                               ; preds = %29
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %128

38:                                               ; preds = %29
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %10, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %129

42:                                               ; preds = %3
  %43 = load i32, ptr %5, align 4, !tbaa !5
  %44 = icmp eq i32 %43, 1
  br i1 %44, label %45, label %64

45:                                               ; preds = %42
  %46 = load i32, ptr %6, align 4, !tbaa !5
  %47 = icmp ne i32 %46, 0
  br i1 %47, label %48, label %49

48:                                               ; preds = %45
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 24, i1 false)
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %128

49:                                               ; preds = %45
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !5
  %50 = getelementptr inbounds i32, ptr %13, i64 1
  store i32 0, ptr %50, align 4, !tbaa !5
  %51 = getelementptr inbounds i32, ptr %13, i64 2
  store i32 1, ptr %51, align 4, !tbaa !5
  %52 = getelementptr inbounds i32, ptr %13, i64 3
  store i32 1, ptr %52, align 4, !tbaa !5
  %53 = getelementptr inbounds %"class.std::initializer_list", ptr %12, i32 0, i32 0
  store ptr %13, ptr %53, align 8, !tbaa !9
  %54 = getelementptr inbounds %"class.std::initializer_list", ptr %12, i32 0, i32 1
  store i64 4, ptr %54, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #4
  %55 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %56 = load ptr, ptr %55, align 8
  %57 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %58 = load i64, ptr %57, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr %56, i64 %58, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %59 unwind label %60

59:                                               ; preds = %49
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  br label %128

60:                                               ; preds = %49
  %61 = landingpad { ptr, i32 }
          cleanup
  %62 = extractvalue { ptr, i32 } %61, 0
  store ptr %62, ptr %10, align 8
  %63 = extractvalue { ptr, i32 } %61, 1
  store i32 %63, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  br label %129

64:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  %65 = load i32, ptr %5, align 4, !tbaa !5
  %66 = shl i32 1, %65
  store i32 %66, ptr %15, align 4, !tbaa !5
  %67 = load i32, ptr %6, align 4, !tbaa !5
  %68 = load i32, ptr %15, align 4, !tbaa !5
  %69 = icmp sge i32 %67, %68
  br i1 %69, label %70, label %71

70:                                               ; preds = %64
  call void @llvm.memset.p0.i64(ptr align 8 %0, i8 0, i64 24, i1 false)
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store i32 1, ptr %16, align 4
  br label %127

71:                                               ; preds = %64
  store i1 false, ptr %17, align 1
  %72 = load i32, ptr %15, align 4, !tbaa !5
  %73 = mul nsw i32 2, %72
  %74 = sext i32 %73 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  store i32 0, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %19) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %74, ptr noundef nonnull align 4 dereferenceable(4) %18, ptr noundef nonnull align 1 dereferenceable(1) %19)
          to label %75 unwind label %83

75:                                               ; preds = %71
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #4
  %76 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %77 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %76, ptr %77, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #4
  store i32 0, ptr %21, align 4, !tbaa !5
  br label %78

78:                                               ; preds = %96, %75
  %79 = load i32, ptr %21, align 4, !tbaa !5
  %80 = load i32, ptr %15, align 4, !tbaa !5
  %81 = icmp slt i32 %79, %80
  br i1 %81, label %87, label %82

82:                                               ; preds = %78
  store i32 2, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #4
  br label %99

83:                                               ; preds = %71
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %10, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %129

87:                                               ; preds = %78
  %88 = load i32, ptr %21, align 4, !tbaa !5
  %89 = load i32, ptr %6, align 4, !tbaa !5
  %90 = icmp eq i32 %88, %89
  br i1 %90, label %91, label %92

91:                                               ; preds = %87
  br label %96

92:                                               ; preds = %87
  %93 = load i32, ptr %21, align 4, !tbaa !5
  %94 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  store i32 %93, ptr %94, align 4, !tbaa !5
  %95 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  br label %96

96:                                               ; preds = %92, %91
  %97 = load i32, ptr %21, align 4, !tbaa !5
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %21, align 4, !tbaa !5
  br label %78, !llvm.loop !14

99:                                               ; preds = %82
  %100 = load i32, ptr %6, align 4, !tbaa !5
  %101 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  store i32 %100, ptr %101, align 4, !tbaa !5
  %102 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #4
  %103 = load i32, ptr %15, align 4, !tbaa !5
  %104 = sub nsw i32 %103, 1
  store i32 %104, ptr %22, align 4, !tbaa !5
  br label %105

105:                                              ; preds = %118, %99
  %106 = load i32, ptr %22, align 4, !tbaa !5
  %107 = icmp sge i32 %106, 0
  br i1 %107, label %109, label %108

108:                                              ; preds = %105
  store i32 5, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #4
  br label %121

109:                                              ; preds = %105
  %110 = load i32, ptr %22, align 4, !tbaa !5
  %111 = load i32, ptr %6, align 4, !tbaa !5
  %112 = icmp eq i32 %110, %111
  br i1 %112, label %113, label %114

113:                                              ; preds = %109
  br label %118

114:                                              ; preds = %109
  %115 = load i32, ptr %22, align 4, !tbaa !5
  %116 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  store i32 %115, ptr %116, align 4, !tbaa !5
  %117 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  br label %118

118:                                              ; preds = %114, %113
  %119 = load i32, ptr %22, align 4, !tbaa !5
  %120 = add nsw i32 %119, -1
  store i32 %120, ptr %22, align 4, !tbaa !5
  br label %105, !llvm.loop !16

121:                                              ; preds = %108
  %122 = load i32, ptr %6, align 4, !tbaa !5
  %123 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #4
  store i32 %122, ptr %123, align 4, !tbaa !5
  store i1 true, ptr %17, align 1
  store i32 1, ptr %16, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  %124 = load i1, ptr %17, align 1
  br i1 %124, label %126, label %125

125:                                              ; preds = %121
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  br label %126

126:                                              ; preds = %125, %121
  br label %127

127:                                              ; preds = %126, %70
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %128

128:                                              ; preds = %127, %59, %48, %37, %28
  ret void

129:                                              ; preds = %83, %60, %38
  %130 = load ptr, ptr %10, align 8
  %131 = load i32, ptr %11, align 4
  %132 = insertvalue { ptr, i32 } poison, ptr %130, 0
  %133 = insertvalue { ptr, i32 } %132, i32 %131, 1
  resume { ptr, i32 } %133
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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) #3

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 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)) #2 align 2

; 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)) #2 align 2

; 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 nounwind willreturn memory(argmem: write) }
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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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, !11, i64 0}
!10 = !{!"_ZTSSt16initializer_listIiE", !11, i64 0, !12, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}


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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5solveii(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca [2 x i32], align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca [4 x i32], align 16
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  switch i32 %1, label %24 [
    i32 0, label %11
    i32 1, label %18
  ]

11:                                               ; preds = %3
  %.not33 = icmp eq i32 %2, 0
  br i1 %.not33, label %13, label %12

12:                                               ; preds = %11
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
  tail call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %51

13:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  store i32 0, ptr %4, align 4, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %4, i64 4
  store i32 0, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr nonnull %4, i64 2, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %15 unwind label %16

15:                                               ; preds = %13
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %51

16:                                               ; preds = %13
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  br label %52

18:                                               ; preds = %3
  %.not32 = icmp eq i32 %2, 0
  br i1 %.not32, label %20, label %19

19:                                               ; preds = %18
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
  tail call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %51

20:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #5
  store <4 x i32> <i32 0, i32 0, i32 1, i32 1>, ptr %6, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr nonnull %6, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %21 unwind label %22

21:                                               ; preds = %20
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  br label %51

22:                                               ; preds = %20
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #5
  br label %52

24:                                               ; preds = %3
  %25 = shl nuw i32 1, %1
  %.not = icmp sgt i32 %25, %2
  br i1 %.not, label %27, label %26

26:                                               ; preds = %24
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %0, i8 0, i64 24, i1 false)
  tail call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %51

27:                                               ; preds = %24
  %28 = shl i32 2, %1
  %29 = sext i32 %28 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #5
  store i32 0, ptr %8, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #5
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %29, ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %30 unwind label %34

30:                                               ; preds = %27
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #5
  %31 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  store ptr %31, ptr %10, align 8
  %.not41 = icmp eq i32 %1, 31
  br i1 %.not41, label %._crit_edge40.critedge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %30
  %smax = call i32 @llvm.smax.i32(i32 %25, i32 1)
  br label %.lr.ph

._crit_edge:                                      ; preds = %40
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  store i32 %2, ptr %32, align 4, !tbaa !5
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br i1 %.not41, label %._crit_edge40, label %.lr.ph39

34:                                               ; preds = %27
  %35 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #5
  br label %52

.lr.ph:                                           ; preds = %.lr.ph.preheader, %40
  %.02635 = phi i32 [ %41, %40 ], [ 0, %.lr.ph.preheader ]
  %36 = icmp eq i32 %.02635, %2
  br i1 %36, label %40, label %37

37:                                               ; preds = %.lr.ph
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  store i32 %.02635, ptr %38, align 4, !tbaa !5
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br label %40

40:                                               ; preds = %.lr.ph, %37
  %41 = add nuw nsw i32 %.02635, 1
  %exitcond.not = icmp eq i32 %41, %smax
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge40.critedge:                           ; preds = %30
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  store i32 %2, ptr %42, align 4, !tbaa !5
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br label %._crit_edge40

._crit_edge40:                                    ; preds = %49, %._crit_edge40.critedge, %._crit_edge
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  store i32 %2, ptr %44, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #5
  br label %51

.lr.ph39:                                         ; preds = %._crit_edge, %49
  %.037.in = phi i32 [ %.037, %49 ], [ %25, %._crit_edge ]
  %.037 = add nsw i32 %.037.in, -1
  %45 = icmp eq i32 %.037, %2
  br i1 %45, label %49, label %46

46:                                               ; preds = %.lr.ph39
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  store i32 %.037, ptr %47, align 4, !tbaa !5
  %48 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  br label %49

49:                                               ; preds = %.lr.ph39, %46
  %50 = icmp sgt i32 %.037.in, 1
  br i1 %50, label %.lr.ph39, label %._crit_edge40, !llvm.loop !11

51:                                               ; preds = %26, %._crit_edge40, %21, %19, %15, %12
  ret void

52:                                               ; preds = %34, %22, %16
  %.pn = phi { ptr, i32 } [ %17, %16 ], [ %23, %22 ], [ %35, %34 ]
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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) #3

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 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 #2 align 2

; 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 #2 align 2

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #4

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 nounwind willreturn memory(argmem: write) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


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