; LLVM IR from xirc/cp-algorithm :: aoj/CGL/CGL3C (main)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl" }
%"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl" = type { %"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%struct.vector2 = type { double, double }

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z17polgygon_containsSt6vectorI7vector2SaIS0_EERKS0_(ptr noundef, ptr noundef nonnull align 8 dereferenceable(16)) #0

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

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

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca %struct.vector2, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::vector", align 8
  store i32 0, ptr %1, align 4
  %13 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %14 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %16
  %18 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %17, ptr noundef null)
  %19 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %20 = getelementptr i8, ptr %19, i64 -24
  %21 = load i64, ptr %20, align 8
  %22 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %21
  %23 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %22, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  %24 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #6
  %25 = load i32, ptr %2, align 4, !tbaa !8
  %26 = sext i32 %25 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %4) #6
  call void @_ZNSaI7vector2EC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  invoke void @_ZNSt6vectorI7vector2SaIS0_EEC2EmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %26, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %27 unwind label %33

27:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !8
  br label %28

28:                                               ; preds = %50, %27
  %29 = load i32, ptr %7, align 4, !tbaa !8
  %30 = load i32, ptr %2, align 4, !tbaa !8
  %31 = icmp slt i32 %29, %30
  br i1 %31, label %37, label %32

32:                                               ; preds = %28
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %57

33:                                               ; preds = %0
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %5, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %6, align 4
  call void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %4) #6
  br label %123

37:                                               ; preds = %28
  %38 = load i32, ptr %7, align 4, !tbaa !8
  %39 = sext i32 %38 to i64
  %40 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %39) #6
  %41 = getelementptr inbounds %struct.vector2, ptr %40, i32 0, i32 0
  %42 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %41)
          to label %43 unwind label %53

43:                                               ; preds = %37
  %44 = load i32, ptr %7, align 4, !tbaa !8
  %45 = sext i32 %44 to i64
  %46 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %45) #6
  %47 = getelementptr inbounds %struct.vector2, ptr %46, i32 0, i32 1
  %48 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) %42, ptr noundef nonnull align 8 dereferenceable(8) %47)
          to label %49 unwind label %53

49:                                               ; preds = %43
  br label %50

50:                                               ; preds = %49
  %51 = load i32, ptr %7, align 4, !tbaa !8
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %7, align 4, !tbaa !8
  br label %28, !llvm.loop !11

53:                                               ; preds = %43, %37
  %54 = landingpad { ptr, i32 }
          cleanup
  %55 = extractvalue { ptr, i32 } %54, 0
  store ptr %55, ptr %5, align 8
  %56 = extractvalue { ptr, i32 } %54, 1
  store i32 %56, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %122

57:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #6
  %58 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %59 unwind label %65

59:                                               ; preds = %57
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !8
  br label %60

60:                                               ; preds = %114, %59
  %61 = load i32, ptr %9, align 4, !tbaa !8
  %62 = load i32, ptr %8, align 4, !tbaa !8
  %63 = icmp slt i32 %61, %62
  br i1 %63, label %69, label %64

64:                                               ; preds = %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %119

65:                                               ; preds = %57
  %66 = landingpad { ptr, i32 }
          cleanup
  %67 = extractvalue { ptr, i32 } %66, 0
  store ptr %67, ptr %5, align 8
  %68 = extractvalue { ptr, i32 } %66, 1
  store i32 %68, ptr %6, align 4
  br label %121

69:                                               ; preds = %60
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #6
  invoke void @_ZN7vector2C2Ev(ptr noundef nonnull align 8 dereferenceable(16) %10)
          to label %70 unwind label %87

70:                                               ; preds = %69
  %71 = getelementptr inbounds %struct.vector2, ptr %10, i32 0, i32 0
  %72 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %71)
          to label %73 unwind label %87

73:                                               ; preds = %70
  %74 = getelementptr inbounds %struct.vector2, ptr %10, i32 0, i32 1
  %75 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) %72, ptr noundef nonnull align 8 dereferenceable(8) %74)
          to label %76 unwind label %87

76:                                               ; preds = %73
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  invoke void @_ZNSt6vectorI7vector2SaIS0_EEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %77 unwind label %91

77:                                               ; preds = %76
  %78 = invoke noundef i32 @_Z17polgygon_containsSt6vectorI7vector2SaIS0_EERKS0_(ptr noundef %12, ptr noundef nonnull align 8 dereferenceable(16) %10)
          to label %79 unwind label %95

79:                                               ; preds = %77
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  store i32 %78, ptr %11, align 4, !tbaa !8
  %80 = load i32, ptr %11, align 4, !tbaa !8
  %81 = icmp eq i32 %80, 1
  br i1 %81, label %82, label %99

82:                                               ; preds = %79
  %83 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 2)
          to label %84 unwind label %91

84:                                               ; preds = %82
  %85 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %83, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %86 unwind label %91

86:                                               ; preds = %84
  br label %113

87:                                               ; preds = %73, %70, %69
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %5, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %6, align 4
  br label %118

91:                                               ; preds = %109, %107, %104, %102, %84, %82, %76
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %5, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %6, align 4
  br label %117

95:                                               ; preds = %77
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %5, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %6, align 4
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #6
  br label %117

99:                                               ; preds = %79
  %100 = load i32, ptr %11, align 4, !tbaa !8
  %101 = icmp eq i32 %100, 0
  br i1 %101, label %102, label %107

102:                                              ; preds = %99
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 1)
          to label %104 unwind label %91

104:                                              ; preds = %102
  %105 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %103, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %106 unwind label %91

106:                                              ; preds = %104
  br label %112

107:                                              ; preds = %99
  %108 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 0)
          to label %109 unwind label %91

109:                                              ; preds = %107
  %110 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %108, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %111 unwind label %91

111:                                              ; preds = %109
  br label %112

112:                                              ; preds = %111, %106
  br label %113

113:                                              ; preds = %112, %86
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #6
  br label %114

114:                                              ; preds = %113
  %115 = load i32, ptr %9, align 4, !tbaa !8
  %116 = add nsw i32 %115, 1
  store i32 %116, ptr %9, align 4, !tbaa !8
  br label %60, !llvm.loop !13

117:                                              ; preds = %95, %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %118

118:                                              ; preds = %117, %87
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %121

119:                                              ; preds = %64
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %120 = load i32, ptr %1, align 4
  ret i32 %120

121:                                              ; preds = %118, %65
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #6
  br label %122

122:                                              ; preds = %121, %53
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #6
  br label %123

123:                                              ; preds = %122, %33
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %124

124:                                              ; preds = %123
  %125 = load ptr, ptr %5, align 8
  %126 = load i32, ptr %6, align 4
  %127 = insertvalue { ptr, i32 } poison, ptr %125, 0
  %128 = insertvalue { ptr, i32 } %127, i32 %126, 1
  resume { ptr, i32 } %128
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaI7vector2EC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EEC2EmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7vector2C2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 #3 = { "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 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 #5 = { inlinehint 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !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::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl" }
%"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl" = type { %"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl_data" }
%"struct.std::_Vector_base<vector2, std::allocator<vector2>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%struct.vector2 = type { double, double }

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z17polgygon_containsSt6vectorI7vector2SaIS0_EERKS0_(ptr noundef, ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0

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

; 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 norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca i32, align 4
  %5 = alloca %struct.vector2, align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  %8 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %9 = getelementptr i8, ptr %8, i64 -24
  %10 = load i64, ptr %9, align 8
  %11 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %10
  %12 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %11, ptr noundef null)
  %13 = load ptr, ptr @_ZSt4cout, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr @_ZSt4cout, i64 %15
  %17 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %16, ptr noundef null)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #6
  %19 = load i32, ptr %1, align 4, !tbaa !8
  %20 = sext i32 %19 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #6
  call void @_ZNSaI7vector2EC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  invoke void @_ZNSt6vectorI7vector2SaIS0_EEC2EmRKS1_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %20, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %21 unwind label %28

21:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  %22 = load i32, ptr %1, align 4, !tbaa !8
  %23 = icmp sgt i32 %22, 0
  br i1 %23, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %36, %21
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  %24 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %.preheader unwind label %42

.preheader:                                       ; preds = %._crit_edge
  %25 = load i32, ptr %4, align 4, !tbaa !8
  %26 = icmp sgt i32 %25, 0
  br i1 %26, label %.lr.ph26, label %._crit_edge27

.lr.ph26:                                         ; preds = %.preheader
  %27 = getelementptr inbounds i8, ptr %5, i64 8
  br label %44

28:                                               ; preds = %0
  %29 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #6
  br label %66

.lr.ph:                                           ; preds = %21, %36
  %indvars.iv = phi i64 [ %indvars.iv.next, %36 ], [ 0, %21 ]
  %30 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #6
  %31 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %30)
          to label %32 unwind label %40

32:                                               ; preds = %.lr.ph
  %33 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #6
  %34 = getelementptr inbounds i8, ptr %33, i64 8
  %35 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) %31, ptr noundef nonnull align 8 dereferenceable(8) %34)
          to label %36 unwind label %40

36:                                               ; preds = %32
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %37 = load i32, ptr %1, align 4, !tbaa !8
  %38 = sext i32 %37 to i64
  %39 = icmp slt i64 %indvars.iv.next, %38
  br i1 %39, label %.lr.ph, label %._crit_edge, !llvm.loop !11

40:                                               ; preds = %32, %.lr.ph
  %41 = landingpad { ptr, i32 }
          cleanup
  br label %65

._crit_edge27:                                    ; preds = %59, %.preheader
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

42:                                               ; preds = %._crit_edge
  %43 = landingpad { ptr, i32 }
          cleanup
  br label %64

44:                                               ; preds = %.lr.ph26, %59
  %.025 = phi i32 [ 0, %.lr.ph26 ], [ %60, %59 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #6
  call void @_ZN7vector2C2Ev(ptr noundef nonnull align 8 dereferenceable(16) %5)
  %45 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(8) %5)
          to label %46 unwind label %52

46:                                               ; preds = %44
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERd(ptr noundef nonnull align 8 dereferenceable(16) %45, ptr noundef nonnull align 8 dereferenceable(8) %27)
          to label %48 unwind label %52

48:                                               ; preds = %46
  invoke void @_ZNSt6vectorI7vector2SaIS0_EEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %49 unwind label %54

49:                                               ; preds = %48
  %50 = invoke noundef i32 @_Z17polgygon_containsSt6vectorI7vector2SaIS0_EERKS0_(ptr noundef nonnull %6, ptr noundef nonnull align 8 dereferenceable(16) %5)
          to label %.invoke29 unwind label %56

.invoke29:                                        ; preds = %49
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  %switch.selectcmp = icmp eq i32 %50, 0
  %switch.select = zext i1 %switch.selectcmp to i32
  %switch.selectcmp30 = icmp eq i32 %50, 1
  %switch.select31 = select i1 %switch.selectcmp30, i32 2, i32 %switch.select
  %51 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %switch.select31)
          to label %.invoke unwind label %54

52:                                               ; preds = %46, %44
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %63

54:                                               ; preds = %.invoke29, %.invoke, %48
  %55 = landingpad { ptr, i32 }
          cleanup
  br label %63

56:                                               ; preds = %49
  %57 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #6
  br label %63

.invoke:                                          ; preds = %.invoke29
  %58 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %51, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %59 unwind label %54

59:                                               ; preds = %.invoke
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #6
  %60 = add nuw nsw i32 %.025, 1
  %61 = load i32, ptr %4, align 4, !tbaa !8
  %62 = icmp slt i32 %60, %61
  br i1 %62, label %44, label %._crit_edge27, !llvm.loop !13

63:                                               ; preds = %54, %56, %52
  %.pn.pn = phi { ptr, i32 } [ %53, %52 ], [ %55, %54 ], [ %57, %56 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #6
  br label %64

64:                                               ; preds = %63, %42
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %63 ], [ %43, %42 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  br label %65

65:                                               ; preds = %64, %40
  %.pn21 = phi { ptr, i32 } [ %41, %40 ], [ %.pn.pn.pn, %64 ]
  call void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #6
  br label %66

66:                                               ; preds = %65, %28
  %.pn21.pn = phi { ptr, i32 } [ %.pn21, %65 ], [ %29, %28 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.pn21.pn
}

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaI7vector2EC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EEC2EmRKS1_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt6vectorI7vector2SaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7vector2C2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EEC2ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI7vector2SaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorI7vector2ED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress 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 #3 = { "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 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 #5 = { inlinehint 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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