; LLVM IR from thepowersgang/mrustc :: src/ast/expr.ll (ZN3AST14NodeVisitorDef5visitERNS_29ExprNode_StructLiteralPatternE)

; 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.__gnu_cxx::__normal_iterator.172" = type { ptr }
%"struct.AST::ExprNode_StructLiteralPattern" = type { %"class.AST::ExprNode", %"class.AST::Path", %"class.std::vector.160" }
%"class.AST::ExprNode" = type { ptr, %"class.AST::AttributeList", %struct.Span }
%"class.AST::AttributeList" = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<AST::Attribute, std::allocator<AST::Attribute>>::_Vector_impl" }
%"struct.std::_Vector_base<AST::Attribute, std::allocator<AST::Attribute>>::_Vector_impl" = type { %"struct.std::_Vector_base<AST::Attribute, std::allocator<AST::Attribute>>::_Vector_impl_data" }
%"struct.std::_Vector_base<AST::Attribute, std::allocator<AST::Attribute>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.Span = type { ptr }
%"class.AST::Path" = type { ptr, %"class.AST::Path::Class", %"struct.AST::Path::Bindings" }
%"class.AST::Path::Class" = type { i32, %"union.AST::Path::Class::DataUnion" }
%"union.AST::Path::Class::DataUnion" = type { %"struct.AST::Path::Class::Data_UFCS" }
%"struct.AST::Path::Class::Data_UFCS" = type { %"class.std::unique_ptr.23", %"class.std::unique_ptr.31", %"class.std::vector.18" }
%"class.std::unique_ptr.23" = type { %"struct.std::__uniq_ptr_data.24" }
%"struct.std::__uniq_ptr_data.24" = type { %"class.std::__uniq_ptr_impl.25" }
%"class.std::__uniq_ptr_impl.25" = type { %"class.std::tuple.26" }
%"class.std::tuple.26" = type { %"struct.std::_Tuple_impl.27" }
%"struct.std::_Tuple_impl.27" = type { %"struct.std::_Head_base.30" }
%"struct.std::_Head_base.30" = type { ptr }
%"class.std::unique_ptr.31" = type { %"struct.std::__uniq_ptr_data.32" }
%"struct.std::__uniq_ptr_data.32" = type { %"class.std::__uniq_ptr_impl.33" }
%"class.std::__uniq_ptr_impl.33" = type { %"class.std::tuple.34" }
%"class.std::tuple.34" = type { %"struct.std::_Tuple_impl.35" }
%"struct.std::_Tuple_impl.35" = type { %"struct.std::_Head_base.38" }
%"struct.std::_Head_base.38" = type { ptr }
%"class.std::vector.18" = type { %"struct.std::_Vector_base.19" }
%"struct.std::_Vector_base.19" = type { %"struct.std::_Vector_base<AST::PathNode, std::allocator<AST::PathNode>>::_Vector_impl" }
%"struct.std::_Vector_base<AST::PathNode, std::allocator<AST::PathNode>>::_Vector_impl" = type { %"struct.std::_Vector_base<AST::PathNode, std::allocator<AST::PathNode>>::_Vector_impl_data" }
%"struct.std::_Vector_base<AST::PathNode, std::allocator<AST::PathNode>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.AST::Path::Bindings" = type { %"struct.AST::PathBinding", %"struct.AST::PathBinding.44", %"struct.AST::PathBinding.45" }
%"struct.AST::PathBinding" = type { %"struct.AST::AbsolutePath", %"class.AST::PathBinding_Value" }
%"struct.AST::AbsolutePath" = type { %class.RcString, %"class.std::vector.39" }
%class.RcString = type { ptr }
%"class.std::vector.39" = type { %"struct.std::_Vector_base.40" }
%"struct.std::_Vector_base.40" = type { %"struct.std::_Vector_base<RcString, std::allocator<RcString>>::_Vector_impl" }
%"struct.std::_Vector_base<RcString, std::allocator<RcString>>::_Vector_impl" = type { %"struct.std::_Vector_base<RcString, std::allocator<RcString>>::_Vector_impl_data" }
%"struct.std::_Vector_base<RcString, std::allocator<RcString>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.AST::PathBinding_Value" = type { i32, %"union.AST::PathBinding_Value::DataUnion" }
%"union.AST::PathBinding_Value::DataUnion" = type { %"struct.AST::PathBinding_Value::Data_EnumVar" }
%"struct.AST::PathBinding_Value::Data_EnumVar" = type { ptr, i32, ptr }
%"struct.AST::PathBinding.44" = type { %"struct.AST::AbsolutePath", %"class.AST::PathBinding_Type" }
%"class.AST::PathBinding_Type" = type { i32, %"union.AST::PathBinding_Type::DataUnion" }
%"union.AST::PathBinding_Type::DataUnion" = type { %"struct.AST::PathBinding_Type::Data_Module" }
%"struct.AST::PathBinding_Type::Data_Module" = type { ptr, %"struct.AST::PathBinding_Type::(anonymous struct)::Hir" }
%"struct.AST::PathBinding_Type::(anonymous struct)::Hir" = type { ptr, ptr }
%"struct.AST::PathBinding.45" = type { %"struct.AST::AbsolutePath", %"class.AST::PathBinding_Macro" }
%"class.AST::PathBinding_Macro" = type { i32, %"union.AST::PathBinding_Macro::DataUnion" }
%"union.AST::PathBinding_Macro::DataUnion" = type { %"struct.AST::PathBinding_Macro::Data_ProcMacroDerive" }
%"struct.AST::PathBinding_Macro::Data_ProcMacroDerive" = type { ptr, %class.RcString }
%"class.std::vector.160" = type { %"struct.std::_Vector_base.161" }
%"struct.std::_Vector_base.161" = type { %"struct.std::_Vector_base<AST::ExprNode_StructLiteral::Ent, std::allocator<AST::ExprNode_StructLiteral::Ent>>::_Vector_impl" }
%"struct.std::_Vector_base<AST::ExprNode_StructLiteral::Ent, std::allocator<AST::ExprNode_StructLiteral::Ent>>::_Vector_impl" = type { %"struct.std::_Vector_base<AST::ExprNode_StructLiteral::Ent, std::allocator<AST::ExprNode_StructLiteral::Ent>>::_Vector_impl_data" }
%"struct.std::_Vector_base<AST::ExprNode_StructLiteral::Ent, std::allocator<AST::ExprNode_StructLiteral::Ent>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.AST::ExprNode_StructLiteral::Ent" = type { %"class.AST::AttributeList", %class.RcString, %"class.AST::ExprNodeP" }
%"class.AST::ExprNodeP" = type { ptr }

; 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: inlinehint mustprogress uwtable
declare dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_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_cxxneIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(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 8 dereferenceable(40) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_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_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_29ExprNode_StructLiteralPatternE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(304) %1) unnamed_addr #4 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.172", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.172", align 8
  %8 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %"struct.AST::ExprNode_StructLiteralPattern", ptr %10, i32 0, i32 2
  store ptr %11, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = call ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %14 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.172", ptr %6, i32 0, i32 0
  store ptr %13, ptr %14, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %15 = load ptr, ptr %5, align 8, !tbaa !5
  %16 = call ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %15) #5
  %17 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.172", ptr %7, i32 0, i32 0
  store ptr %16, ptr %17, align 8
  br label %18

18:                                               ; preds = %25, %2
  %19 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #5
  br i1 %19, label %21, label %20

20:                                               ; preds = %18
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %27

21:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %22 = call noundef nonnull align 8 dereferenceable(40) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  store ptr %22, ptr %8, align 8, !tbaa !5
  %23 = load ptr, ptr %8, align 8, !tbaa !5
  %24 = getelementptr inbounds %"struct.AST::ExprNode_StructLiteral::Ent", ptr %23, i32 0, i32 2
  call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %24)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %25

25:                                               ; preds = %21
  %26 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  br label %18

27:                                               ; preds = %20
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { nounwind }

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

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


; 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.__gnu_cxx::__normal_iterator.172" = type { ptr }

; 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: inlinehint mustprogress uwtable
declare dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(40) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_29ExprNode_StructLiteralPatternE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(304) %1) unnamed_addr #4 align 2 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.172", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.172", align 8
  %5 = getelementptr inbounds i8, ptr %1, i64 280
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #5
  %6 = tail call ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  store ptr %6, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %7 = tail call ptr @_ZNSt6vectorIN3AST22ExprNode_StructLiteral3EntESaIS2_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #5
  store ptr %7, ptr %4, align 8
  %8 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #5
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %9 = call noundef nonnull align 8 dereferenceable(40) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %10 = getelementptr inbounds i8, ptr %9, i64 32
  call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(8) %10)
  %11 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %12 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST22ExprNode_StructLiteral3EntESt6vectorIS3_SaIS3_EEEEbRKNS_17__normal_iteratorIT_T0_EESD_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  br i1 %12, label %.lr.ph, label %._crit_edge
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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)"}


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