; LLVM IR from FernandoFong/ComputationalGeometry :: ConvexHull/GiftWrapping (GiftWrapping)

; 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<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [10 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(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_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13gift_wrappingSt6vectorISt4pairIiiESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #5 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"struct.std::pair", align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::pair", align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::pair", align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca %"struct.std::pair", align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca %"struct.std::pair", align 4
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca %"struct.std::pair", align 4
  %24 = alloca i32, align 4
  %25 = alloca i32, align 4
  %26 = alloca %"struct.std::pair", align 4
  %27 = alloca i32, align 4
  %28 = alloca i32, align 4
  %29 = alloca %"struct.std::pair", align 4
  %30 = alloca i32, align 4
  %31 = alloca i32, align 4
  %32 = alloca %"class.std::vector", align 8
  %33 = alloca %"class.std::vector", align 8
  %34 = alloca ptr, align 8
  %35 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %36 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %37 = alloca %"struct.std::pair", align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr %2) #7
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  store i32 6, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #7
  store i32 3, ptr %5, align 4, !tbaa !5
  %38 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %39 unwind label %76

39:                                               ; preds = %0
  store i64 %38, ptr %3, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %3)
          to label %40 unwind label %76

40:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #7
  store i32 9, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 5, ptr %10, align 4, !tbaa !5
  %41 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %42 unwind label %80

42:                                               ; preds = %40
  store i64 %41, ptr %8, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %43 unwind label %80

43:                                               ; preds = %42
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #7
  store i32 12, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  store i32 5, ptr %13, align 4, !tbaa !5
  %44 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %45 unwind label %84

45:                                               ; preds = %43
  store i64 %44, ptr %11, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %11)
          to label %46 unwind label %84

46:                                               ; preds = %45
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #7
  store i32 8, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 8, ptr %16, align 4, !tbaa !5
  %47 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %48 unwind label %88

48:                                               ; preds = %46
  store i64 %47, ptr %14, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %14)
          to label %49 unwind label %88

49:                                               ; preds = %48
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #7
  store i32 12, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #7
  store i32 9, ptr %19, align 4, !tbaa !5
  %50 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %18, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %51 unwind label %92

51:                                               ; preds = %49
  store i64 %50, ptr %17, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %17)
          to label %52 unwind label %92

52:                                               ; preds = %51
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #7
  store i32 11, ptr %21, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #7
  store i32 11, ptr %22, align 4, !tbaa !5
  %53 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %21, ptr noundef nonnull align 4 dereferenceable(4) %22)
          to label %54 unwind label %96

54:                                               ; preds = %52
  store i64 %53, ptr %20, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %20)
          to label %55 unwind label %96

55:                                               ; preds = %54
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %23) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #7
  store i32 4, ptr %24, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %25) #7
  store i32 5, ptr %25, align 4, !tbaa !5
  %56 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %24, ptr noundef nonnull align 4 dereferenceable(4) %25)
          to label %57 unwind label %100

57:                                               ; preds = %55
  store i64 %56, ptr %23, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %23)
          to label %58 unwind label %100

58:                                               ; preds = %57
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %26) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %27) #7
  store i32 8, ptr %27, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %28) #7
  store i32 5, ptr %28, align 4, !tbaa !5
  %59 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %27, ptr noundef nonnull align 4 dereferenceable(4) %28)
          to label %60 unwind label %104

60:                                               ; preds = %58
  store i64 %59, ptr %26, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %26)
          to label %61 unwind label %104

61:                                               ; preds = %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %27) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %29) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %30) #7
  store i32 6, ptr %30, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %31) #7
  store i32 9, ptr %31, align 4, !tbaa !5
  %62 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %30, ptr noundef nonnull align 4 dereferenceable(4) %31)
          to label %63 unwind label %108

63:                                               ; preds = %61
  store i64 %62, ptr %29, align 4
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr noundef nonnull align 4 dereferenceable(8) %29)
          to label %64 unwind label %108

64:                                               ; preds = %63
  call void @llvm.lifetime.end.p0(i64 4, ptr %31) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %32) #7
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %33, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %65 unwind label %112

65:                                               ; preds = %64
  invoke void @_Z13gift_wrappingSt6vectorISt4pairIiiESaIS1_EE(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %32, ptr noundef %33)
          to label %66 unwind label %116

66:                                               ; preds = %65
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %33) #7
  call void @llvm.lifetime.start.p0(i64 8, ptr %34) #7
  store ptr %32, ptr %34, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %35) #7
  %67 = load ptr, ptr %34, align 8, !tbaa !9
  %68 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %67) #7
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %35, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %36) #7
  %70 = load ptr, ptr %34, align 8, !tbaa !9
  %71 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %70) #7
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %36, i32 0, i32 0
  store ptr %71, ptr %72, align 8
  br label %73

73:                                               ; preds = %128, %66
  %74 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef nonnull align 8 dereferenceable(8) %36) #7
  br i1 %74, label %120, label %75

75:                                               ; preds = %73
  call void @llvm.lifetime.end.p0(i64 8, ptr %36) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %35) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %34) #7
  br label %134

76:                                               ; preds = %39, %0
  %77 = landingpad { ptr, i32 }
          cleanup
  %78 = extractvalue { ptr, i32 } %77, 0
  store ptr %78, ptr %6, align 8
  %79 = extractvalue { ptr, i32 } %77, 1
  store i32 %79, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #7
  br label %137

80:                                               ; preds = %42, %40
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %6, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  br label %137

84:                                               ; preds = %45, %43
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %6, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  br label %137

88:                                               ; preds = %48, %46
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %6, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #7
  br label %137

92:                                               ; preds = %51, %49
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %6, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #7
  br label %137

96:                                               ; preds = %54, %52
  %97 = landingpad { ptr, i32 }
          cleanup
  %98 = extractvalue { ptr, i32 } %97, 0
  store ptr %98, ptr %6, align 8
  %99 = extractvalue { ptr, i32 } %97, 1
  store i32 %99, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #7
  br label %137

100:                                              ; preds = %57, %55
  %101 = landingpad { ptr, i32 }
          cleanup
  %102 = extractvalue { ptr, i32 } %101, 0
  store ptr %102, ptr %6, align 8
  %103 = extractvalue { ptr, i32 } %101, 1
  store i32 %103, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %25) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %23) #7
  br label %137

104:                                              ; preds = %60, %58
  %105 = landingpad { ptr, i32 }
          cleanup
  %106 = extractvalue { ptr, i32 } %105, 0
  store ptr %106, ptr %6, align 8
  %107 = extractvalue { ptr, i32 } %105, 1
  store i32 %107, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %28) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %27) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %26) #7
  br label %137

108:                                              ; preds = %63, %61
  %109 = landingpad { ptr, i32 }
          cleanup
  %110 = extractvalue { ptr, i32 } %109, 0
  store ptr %110, ptr %6, align 8
  %111 = extractvalue { ptr, i32 } %109, 1
  store i32 %111, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %31) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %30) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %29) #7
  br label %137

112:                                              ; preds = %64
  %113 = landingpad { ptr, i32 }
          cleanup
  %114 = extractvalue { ptr, i32 } %113, 0
  store ptr %114, ptr %6, align 8
  %115 = extractvalue { ptr, i32 } %113, 1
  store i32 %115, ptr %7, align 4
  br label %136

116:                                              ; preds = %65
  %117 = landingpad { ptr, i32 }
          cleanup
  %118 = extractvalue { ptr, i32 } %117, 0
  store ptr %118, ptr %6, align 8
  %119 = extractvalue { ptr, i32 } %117, 1
  store i32 %119, ptr %7, align 4
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %33) #7
  br label %136

120:                                              ; preds = %73
  call void @llvm.lifetime.start.p0(i64 8, ptr %37) #7
  %121 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %35) #7
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %37, ptr align 4 %121, i64 8, i1 false)
  %122 = getelementptr inbounds %"struct.std::pair", ptr %37, i32 0, i32 0
  %123 = load i32, ptr %122, align 4, !tbaa !11
  %124 = getelementptr inbounds %"struct.std::pair", ptr %37, i32 0, i32 1
  %125 = load i32, ptr %124, align 4, !tbaa !13
  %126 = invoke i32 (ptr, ...) @printf(ptr noundef @.str, i32 noundef %123, i32 noundef %125)
          to label %127 unwind label %130

127:                                              ; preds = %120
  call void @llvm.lifetime.end.p0(i64 8, ptr %37) #7
  br label %128

128:                                              ; preds = %127
  %129 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %35) #7
  br label %73

130:                                              ; preds = %120
  %131 = landingpad { ptr, i32 }
          cleanup
  %132 = extractvalue { ptr, i32 } %131, 0
  store ptr %132, ptr %6, align 8
  %133 = extractvalue { ptr, i32 } %131, 1
  store i32 %133, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %37) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %36) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %35) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %34) #7
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %32) #7
  br label %136

134:                                              ; preds = %75
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %32) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %32) #7
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #7
  %135 = load i32, ptr %1, align 4
  ret i32 %135

136:                                              ; preds = %130, %116, %112
  call void @llvm.lifetime.end.p0(i64 24, ptr %32) #7
  br label %137

137:                                              ; preds = %136, %108, %104, %100, %96, %92, %88, %84, %80, %76
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #7
  br label %138

138:                                              ; preds = %137
  %139 = load ptr, ptr %6, align 8
  %140 = load i32, ptr %7, align 4
  %141 = insertvalue { ptr, i32 } poison, ptr %139, 0
  %142 = insertvalue { ptr, i32 } %141, i32 %140, 1
  resume { ptr, i32 } %142
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #4

declare i32 @printf(ptr noundef, ...) #6

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree 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 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { "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 #7 = { 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 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = !{!12, !6, i64 4}


; 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<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.std::pair" = type { i32, i32 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [10 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z13gift_wrappingSt6vectorISt4pairIiiESaIS1_EE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #4 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::vector", align 8
  %2 = alloca %"struct.std::pair", align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"struct.std::pair", align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca %"struct.std::pair", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::pair", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca %"struct.std::pair", align 8
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca %"struct.std::pair", align 8
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca %"struct.std::pair", align 8
  %24 = alloca i32, align 4
  %25 = alloca i32, align 4
  %26 = alloca %"struct.std::pair", align 8
  %27 = alloca i32, align 4
  %28 = alloca i32, align 4
  %29 = alloca %"class.std::vector", align 8
  %30 = alloca %"class.std::vector", align 8
  %31 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %32 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %1) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  store i32 6, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  store i32 3, ptr %4, align 4, !tbaa !5
  %33 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %34 unwind label %65

34:                                               ; preds = %0
  store i64 %33, ptr %2, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %2)
          to label %35 unwind label %65

35:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #6
  store i32 9, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #6
  store i32 5, ptr %7, align 4, !tbaa !5
  %36 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %37 unwind label %67

37:                                               ; preds = %35
  store i64 %36, ptr %5, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %5)
          to label %38 unwind label %67

38:                                               ; preds = %37
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #6
  store i32 12, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #6
  store i32 5, ptr %10, align 4, !tbaa !5
  %39 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %9, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %40 unwind label %69

40:                                               ; preds = %38
  store i64 %39, ptr %8, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %8)
          to label %41 unwind label %69

41:                                               ; preds = %40
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #6
  store i32 8, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #6
  store i32 8, ptr %13, align 4, !tbaa !5
  %42 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %12, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %43 unwind label %71

43:                                               ; preds = %41
  store i64 %42, ptr %11, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %11)
          to label %44 unwind label %71

44:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %15) #6
  store i32 12, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %16) #6
  store i32 9, ptr %16, align 4, !tbaa !5
  %45 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %46 unwind label %73

46:                                               ; preds = %44
  store i64 %45, ptr %14, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %14)
          to label %47 unwind label %73

47:                                               ; preds = %46
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %18) #6
  store i32 11, ptr %18, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %19) #6
  store i32 11, ptr %19, align 4, !tbaa !5
  %48 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %18, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %49 unwind label %75

49:                                               ; preds = %47
  store i64 %48, ptr %17, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %17)
          to label %50 unwind label %75

50:                                               ; preds = %49
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %20) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %21) #6
  store i32 4, ptr %21, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %22) #6
  store i32 5, ptr %22, align 4, !tbaa !5
  %51 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %21, ptr noundef nonnull align 4 dereferenceable(4) %22)
          to label %52 unwind label %77

52:                                               ; preds = %50
  store i64 %51, ptr %20, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %20)
          to label %53 unwind label %77

53:                                               ; preds = %52
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %22) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %21) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %20) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %23) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %24) #6
  store i32 8, ptr %24, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %25) #6
  store i32 5, ptr %25, align 4, !tbaa !5
  %54 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %24, ptr noundef nonnull align 4 dereferenceable(4) %25)
          to label %55 unwind label %79

55:                                               ; preds = %53
  store i64 %54, ptr %23, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %23)
          to label %56 unwind label %79

56:                                               ; preds = %55
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %24) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %23) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %26) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %27) #6
  store i32 6, ptr %27, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %28) #6
  store i32 9, ptr %28, align 4, !tbaa !5
  %57 = invoke i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4) %27, ptr noundef nonnull align 4 dereferenceable(4) %28)
          to label %58 unwind label %81

58:                                               ; preds = %56
  store i64 %57, ptr %26, align 8
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24) %1, ptr noundef nonnull align 4 dereferenceable(8) %26)
          to label %59 unwind label %81

59:                                               ; preds = %58
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %28) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %27) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %26) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %29) #6
  invoke void @_ZNSt6vectorISt4pairIiiESaIS1_EEC2ERKS3_(ptr noundef nonnull align 8 dereferenceable(24) %30, ptr noundef nonnull align 8 dereferenceable(24) %1)
          to label %60 unwind label %83

60:                                               ; preds = %59
  invoke void @_Z13gift_wrappingSt6vectorISt4pairIiiESaIS1_EE(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %29, ptr noundef nonnull %30)
          to label %61 unwind label %85

61:                                               ; preds = %60
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %30) #6
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %31) #6
  %62 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #6
  store ptr %62, ptr %31, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %32) #6
  %63 = call ptr @_ZNSt6vectorISt4pairIiiESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #6
  store ptr %63, ptr %32, align 8
  %64 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %31, ptr noundef nonnull align 8 dereferenceable(8) %32) #6
  br i1 %64, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %61
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %32) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %31) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %29) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %29) #6
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  ret i32 0

65:                                               ; preds = %34, %0
  %66 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  br label %92

67:                                               ; preds = %37, %35
  %68 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #6
  br label %92

69:                                               ; preds = %40, %38
  %70 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #6
  br label %92

71:                                               ; preds = %43, %41
  %72 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  br label %92

73:                                               ; preds = %46, %44
  %74 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %15) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #6
  br label %92

75:                                               ; preds = %49, %47
  %76 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %18) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %17) #6
  br label %92

77:                                               ; preds = %52, %50
  %78 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %22) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %21) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %20) #6
  br label %92

79:                                               ; preds = %55, %53
  %80 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %25) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %24) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %23) #6
  br label %92

81:                                               ; preds = %58, %56
  %82 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %28) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %27) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %26) #6
  br label %92

83:                                               ; preds = %59
  %84 = landingpad { ptr, i32 }
          cleanup
  br label %91

85:                                               ; preds = %60
  %86 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %30) #6
  br label %91

.lr.ph:                                           ; preds = %61, %.lr.ph
  %87 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %31) #6
  %.sroa.0.0.copyload = load i32, ptr %87, align 4
  %.sroa.4.0..sroa_idx = getelementptr inbounds i8, ptr %87, i64 4
  %.sroa.4.0.copyload = load i32, ptr %.sroa.4.0..sroa_idx, align 4
  %88 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str, i32 noundef %.sroa.0.0.copyload, i32 noundef %.sroa.4.0.copyload)
  %89 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPSt4pairIiiESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %31) #6
  %90 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPSt4pairIiiESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %31, ptr noundef nonnull align 8 dereferenceable(8) %32) #6
  br i1 %90, label %.lr.ph, label %._crit_edge

91:                                               ; preds = %85, %83
  %.pn = phi { ptr, i32 } [ %86, %85 ], [ %84, %83 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %29) #6
  br label %92

92:                                               ; preds = %91, %81, %79, %77, %75, %73, %71, %69, %67, %65
  %.pn.pn = phi { ptr, i32 } [ %.pn, %91 ], [ %82, %81 ], [ %80, %79 ], [ %78, %77 ], [ %76, %75 ], [ %74, %73 ], [ %72, %71 ], [ %70, %69 ], [ %68, %67 ], [ %66, %65 ]
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %1) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn.pn
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EE9push_backEOS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(8)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local i64 @_ZSt9make_pairIiiESt4pairINSt25__strip_reference_wrapperINSt5decayIT_E4typeEE6__typeENS1_INS2_IT0_E4typeEE6__typeEEOS3_OS8_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #5

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nofree nounwind "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 #6 = { nounwind }

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

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


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