; LLVM IR from junhyeokahn/PyPnC :: external_source/yaml/src (scanner)

; 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"

%"struct.YAML::Mark" = type { i32, i32, i32 }
%"class.YAML::Scanner" = type { %"class.YAML::Stream", %"class.std::queue", i8, i8, i8, i8, %"class.std::stack", %"class.std::stack.12", %"class.YAML::ptr_vector", %"class.std::stack.22" }
%"class.YAML::Stream" = type { ptr, %"struct.YAML::Mark", i32, %"class.std::deque", ptr, i64, i64 }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<char, std::allocator<char>>::_Deque_impl" }
%"struct.std::_Deque_base<char, std::allocator<char>>::_Deque_impl" = type { %"struct.std::_Deque_base<char, std::allocator<char>>::_Deque_impl_data" }
%"struct.std::_Deque_base<char, std::allocator<char>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"class.std::queue" = type { %"class.std::deque.0" }
%"class.std::deque.0" = type { %"class.std::_Deque_base.1" }
%"class.std::_Deque_base.1" = type { %"struct.std::_Deque_base<YAML::Token, std::allocator<YAML::Token>>::_Deque_impl" }
%"struct.std::_Deque_base<YAML::Token, std::allocator<YAML::Token>>::_Deque_impl" = type { %"struct.std::_Deque_base<YAML::Token, std::allocator<YAML::Token>>::_Deque_impl_data" }
%"struct.std::_Deque_base<YAML::Token, std::allocator<YAML::Token>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator.5", %"struct.std::_Deque_iterator.5" }
%"struct.std::_Deque_iterator.5" = type { ptr, ptr, ptr, ptr }
%"class.std::stack" = type { %"class.std::deque.6" }
%"class.std::deque.6" = type { %"class.std::_Deque_base.7" }
%"class.std::_Deque_base.7" = type { %"struct.std::_Deque_base<YAML::Scanner::SimpleKey, std::allocator<YAML::Scanner::SimpleKey>>::_Deque_impl" }
%"struct.std::_Deque_base<YAML::Scanner::SimpleKey, std::allocator<YAML::Scanner::SimpleKey>>::_Deque_impl" = type { %"struct.std::_Deque_base<YAML::Scanner::SimpleKey, std::allocator<YAML::Scanner::SimpleKey>>::_Deque_impl_data" }
%"struct.std::_Deque_base<YAML::Scanner::SimpleKey, std::allocator<YAML::Scanner::SimpleKey>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator.11", %"struct.std::_Deque_iterator.11" }
%"struct.std::_Deque_iterator.11" = type { ptr, ptr, ptr, ptr }
%"class.std::stack.12" = type { %"class.std::deque.13" }
%"class.std::deque.13" = type { %"class.std::_Deque_base.14" }
%"class.std::_Deque_base.14" = type { %"struct.std::_Deque_base<YAML::Scanner::IndentMarker *, std::allocator<YAML::Scanner::IndentMarker *>>::_Deque_impl" }
%"struct.std::_Deque_base<YAML::Scanner::IndentMarker *, std::allocator<YAML::Scanner::IndentMarker *>>::_Deque_impl" = type { %"struct.std::_Deque_base<YAML::Scanner::IndentMarker *, std::allocator<YAML::Scanner::IndentMarker *>>::_Deque_impl_data" }
%"struct.std::_Deque_base<YAML::Scanner::IndentMarker *, std::allocator<YAML::Scanner::IndentMarker *>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator.18", %"struct.std::_Deque_iterator.18" }
%"struct.std::_Deque_iterator.18" = type { ptr, ptr, ptr, ptr }
%"class.YAML::ptr_vector" = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::unique_ptr<YAML::Scanner::IndentMarker>, std::allocator<std::unique_ptr<YAML::Scanner::IndentMarker>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::unique_ptr<YAML::Scanner::IndentMarker>, std::allocator<std::unique_ptr<YAML::Scanner::IndentMarker>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::unique_ptr<YAML::Scanner::IndentMarker>, std::allocator<std::unique_ptr<YAML::Scanner::IndentMarker>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::unique_ptr<YAML::Scanner::IndentMarker>, std::allocator<std::unique_ptr<YAML::Scanner::IndentMarker>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::stack.22" = type { %"class.std::deque.23" }
%"class.std::deque.23" = type { %"class.std::_Deque_base.24" }
%"class.std::_Deque_base.24" = type { %"struct.std::_Deque_base<YAML::Scanner::FLOW_MARKER, std::allocator<YAML::Scanner::FLOW_MARKER>>::_Deque_impl" }
%"struct.std::_Deque_base<YAML::Scanner::FLOW_MARKER, std::allocator<YAML::Scanner::FLOW_MARKER>>::_Deque_impl" = type { %"struct.std::_Deque_base<YAML::Scanner::FLOW_MARKER, std::allocator<YAML::Scanner::FLOW_MARKER>>::_Deque_impl_data" }
%"struct.std::_Deque_base<YAML::Scanner::FLOW_MARKER, std::allocator<YAML::Scanner::FLOW_MARKER>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator.28", %"struct.std::_Deque_iterator.28" }
%"struct.std::_Deque_iterator.28" = type { ptr, ptr, ptr, ptr }
%"struct.YAML::Token" = type <{ i32, i32, %"struct.YAML::Mark", [4 x i8], %"class.std::__cxx11::basic_string", %"class.std::vector.29", i32, [4 x i8] }>
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector.29" = type { %"struct.std::_Vector_base.30" }
%"struct.std::_Vector_base.30" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@_ZTIN4YAML15ParserExceptionE = external constant ptr

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

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) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #1 align 2

; 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) #2

declare ptr @__cxa_allocate_exception(i64)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4YAML15ParserExceptionC2ERKNS_4MarkERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(64), ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: nounwind
declare void @_ZN4YAML15ParserExceptionD1Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #4

declare void @__cxa_throw(ptr, ptr, ptr)

declare void @__cxa_free_exception(ptr)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK4YAML7Scanner20ThrowParserExceptionERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(480) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"struct.YAML::Mark", align 4
  %6 = alloca { i64, i32 }, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 12, ptr %5) #5
  %11 = call { i64, i32 } @_ZN4YAML4Mark9null_markEv()
  store { i64, i32 } %11, ptr %6, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 8 %6, i64 12, i1 false)
  %12 = getelementptr inbounds %"class.YAML::Scanner", ptr %10, i32 0, i32 1
  %13 = call noundef zeroext i1 @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %12)
  br i1 %13, label %19, label %14

14:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %15 = getelementptr inbounds %"class.YAML::Scanner", ptr %10, i32 0, i32 1
  %16 = call noundef nonnull align 8 dereferenceable(84) ptr @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %15)
  store ptr %16, ptr %7, align 8, !tbaa !5
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = getelementptr inbounds %"struct.YAML::Token", ptr %17, i32 0, i32 2
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %5, ptr align 8 %18, i64 12, i1 false), !tbaa.struct !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %19

19:                                               ; preds = %14, %2
  %20 = call ptr @__cxa_allocate_exception(i64 64) #5
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  invoke void @_ZN4YAML15ParserExceptionC2ERKNS_4MarkERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(64) %20, ptr noundef nonnull align 4 dereferenceable(12) %5, ptr noundef nonnull align 8 dereferenceable(32) %21)
          to label %22 unwind label %23

22:                                               ; preds = %19
  call void @__cxa_throw(ptr %20, ptr @_ZTIN4YAML15ParserExceptionE, ptr @_ZN4YAML15ParserExceptionD1Ev) #6
  unreachable

23:                                               ; preds = %19
  %24 = landingpad { ptr, i32 }
          cleanup
  %25 = extractvalue { ptr, i32 } %24, 0
  store ptr %25, ptr %8, align 8
  %26 = extractvalue { ptr, i32 } %24, 1
  store i32 %26, ptr %9, align 4
  call void @__cxa_free_exception(ptr %20) #5
  call void @llvm.lifetime.end.p0(i64 12, ptr %5) #5
  br label %27

27:                                               ; preds = %23
  %28 = load ptr, ptr %8, align 8
  %29 = load i32, ptr %9, align 4
  %30 = insertvalue { ptr, i32 } poison, ptr %28, 0
  %31 = insertvalue { ptr, i32 } %30, i32 %29, 1
  resume { ptr, i32 } %31
}

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZN4YAML4Mark9null_markEv() #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(84) ptr @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) #1 align 2

attributes #0 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind "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 = { nounwind }
attributes #6 = { noreturn }

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

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


; 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"

%"struct.YAML::Mark" = type { i32, i32, i32 }

@_ZTIN4YAML15ParserExceptionE = external constant ptr

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

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) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress 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) #2

declare ptr @__cxa_allocate_exception(i64) local_unnamed_addr

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4YAML15ParserExceptionC2ERKNS_4MarkERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(64), ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: nounwind
declare void @_ZN4YAML15ParserExceptionD1Ev(ptr noundef nonnull align 8 dereferenceable(64)) unnamed_addr #4

declare void @__cxa_throw(ptr, ptr, ptr) local_unnamed_addr

declare void @__cxa_free_exception(ptr) local_unnamed_addr

; Function Attrs: mustprogress noreturn uwtable
define dso_local void @_ZNK4YAML7Scanner20ThrowParserExceptionERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(480) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #5 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"struct.YAML::Mark", align 8
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %3) #6
  %4 = tail call { i64, i32 } @_ZN4YAML4Mark9null_markEv()
  %.fca.0.extract = extractvalue { i64, i32 } %4, 0
  %.fca.1.extract = extractvalue { i64, i32 } %4, 1
  store i64 %.fca.0.extract, ptr %3, align 8
  %.sroa.2.0..sroa_idx = getelementptr inbounds i8, ptr %3, i64 8
  store i32 %.fca.1.extract, ptr %.sroa.2.0..sroa_idx, align 8
  %5 = getelementptr inbounds i8, ptr %0, i64 128
  %6 = tail call noundef zeroext i1 @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %5)
  br i1 %6, label %10, label %7

7:                                                ; preds = %2
  %8 = tail call noundef nonnull align 8 dereferenceable(84) ptr @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80) %5)
  %9 = getelementptr inbounds i8, ptr %8, i64 8
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(12) %3, ptr noundef nonnull align 8 dereferenceable(12) %9, i64 12, i1 false), !tbaa.struct !5
  br label %10

10:                                               ; preds = %7, %2
  %11 = tail call ptr @__cxa_allocate_exception(i64 64) #6
  invoke void @_ZN4YAML15ParserExceptionC2ERKNS_4MarkERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(64) %11, ptr noundef nonnull align 4 dereferenceable(12) %3, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %12 unwind label %13

12:                                               ; preds = %10
  call void @__cxa_throw(ptr nonnull %11, ptr nonnull @_ZTIN4YAML15ParserExceptionE, ptr nonnull @_ZN4YAML15ParserExceptionD1Ev) #7
  unreachable

13:                                               ; preds = %10
  %14 = landingpad { ptr, i32 }
          cleanup
  call void @__cxa_free_exception(ptr %11) #6
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %3) #6
  resume { ptr, i32 } %14
}

; Function Attrs: mustprogress uwtable
declare dso_local { i64, i32 } @_ZN4YAML4Mark9null_markEv() local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(84) ptr @_ZNKSt5queueIN4YAML5TokenESt5dequeIS1_SaIS1_EEE5frontEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #1 align 2

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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind "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 noreturn 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 }
attributes #7 = { noreturn }

!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 = !{i64 0, i64 4, !6, i64 4, i64 4, !6, i64 8, i64 4, !6}
!6 = !{!7, !7, i64 0}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass