; LLVM IR from thepowersgang/mrustc :: src/ast/expr.ll (ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE)

; 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.166" = type { ptr }
%"struct.AST::ExprNode_CallMethod" = type { %"class.AST::ExprNode", %"class.AST::ExprNodeP", %"class.AST::PathNode", %"class.std::vector.13" }
%"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::ExprNodeP" = type { ptr }
%"class.AST::PathNode" = type { %class.RcString, %"struct.AST::PathParams" }
%class.RcString = type { ptr }
%"struct.AST::PathParams" = type <{ %"class.std::vector.135", i8, [7 x i8] }>
%"class.std::vector.135" = type { %"struct.std::_Vector_base.136" }
%"struct.std::_Vector_base.136" = type { %"struct.std::_Vector_base<AST::PathParamEnt, std::allocator<AST::PathParamEnt>>::_Vector_impl" }
%"struct.std::_Vector_base<AST::PathParamEnt, std::allocator<AST::PathParamEnt>>::_Vector_impl" = type { %"struct.std::_Vector_base<AST::PathParamEnt, std::allocator<AST::PathParamEnt>>::_Vector_impl_data" }
%"struct.std::_Vector_base<AST::PathParamEnt, std::allocator<AST::PathParamEnt>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.13" = type { %"struct.std::_Vector_base.14" }
%"struct.std::_Vector_base.14" = type { %"struct.std::_Vector_base<AST::ExprNodeP, std::allocator<AST::ExprNodeP>>::_Vector_impl" }
%"struct.std::_Vector_base<AST::ExprNodeP, std::allocator<AST::ExprNodeP>>::_Vector_impl" = type { %"struct.std::_Vector_base<AST::ExprNodeP, std::allocator<AST::ExprNodeP>>::_Vector_impl_data" }
%"struct.std::_Vector_base<AST::ExprNodeP, std::allocator<AST::ExprNodeP>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str.1 = external hidden unnamed_addr constant [71 x i8], align 1
@g_debug_indent_level = external global i32, align 4
@.str.104 = external hidden unnamed_addr constant [38 x i8], align 1
@__PRETTY_FUNCTION__._ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE = external hidden unnamed_addr constant [63 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #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 nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_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_cxxneIPN3AST9ExprNodePESt6vectorIS2_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 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; 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)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(112) %1) unnamed_addr #5 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator.166", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator.166", 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
  br label %10

10:                                               ; preds = %2
  %11 = load i32, ptr @g_debug_indent_level, align 4, !tbaa !9
  %12 = add nsw i32 %11, 1
  store i32 %12, ptr @g_debug_indent_level, align 4, !tbaa !9
  %13 = load i32, ptr @g_debug_indent_level, align 4, !tbaa !9
  %14 = icmp slt i32 %13, 400
  br i1 %14, label %15, label %16

15:                                               ; preds = %10
  br label %18

16:                                               ; preds = %10
  call void @__assert_fail(ptr noundef @.str.104, ptr noundef @.str.1, i32 noundef 719, ptr noundef @__PRETTY_FUNCTION__._ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE) #6
  unreachable

17:                                               ; No predecessors!
  br label %18

18:                                               ; preds = %17, %15
  br label %19

19:                                               ; preds = %18
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = getelementptr inbounds %"struct.AST::ExprNode_CallMethod", ptr %20, i32 0, i32 1
  call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %21)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #7
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %"struct.AST::ExprNode_CallMethod", ptr %22, i32 0, i32 3
  store ptr %23, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #7
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  %25 = call ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %24) #7
  %26 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.166", ptr %6, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #7
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = call ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #7
  %29 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.166", ptr %7, i32 0, i32 0
  store ptr %28, ptr %29, align 8
  br label %30

30:                                               ; preds = %36, %19
  %31 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #7
  br i1 %31, label %33, label %32

32:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #7
  br label %38

33:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #7
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  store ptr %34, ptr %8, align 8, !tbaa !5
  %35 = load ptr, ptr %8, align 8, !tbaa !5
  call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %35)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #7
  br label %36

36:                                               ; preds = %33
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #7
  br label %30

38:                                               ; preds = %32
  br label %39

39:                                               ; preds = %38
  %40 = load i32, ptr @g_debug_indent_level, align 4, !tbaa !9
  %41 = sub nsw i32 %40, 1
  store i32 %41, ptr @g_debug_indent_level, align 4, !tbaa !9
  br label %42

42:                                               ; preds = %39
  ret void
}

attributes #0 = { noreturn 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 #1 = { nocallback nofree nosync 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 = { 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 #5 = { 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 = { noreturn nounwind }
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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"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"

%"class.__gnu_cxx::__normal_iterator.166" = type { ptr }

@.str.1 = external hidden unnamed_addr constant [71 x i8], align 1
@g_debug_indent_level = external local_unnamed_addr global i32, align 4
@.str.104 = external hidden unnamed_addr constant [38 x i8], align 1
@__PRETTY_FUNCTION__._ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE = external hidden unnamed_addr constant [63 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) 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 nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_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_cxxneIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(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(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; 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 #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(112) %1) unnamed_addr #5 align 2 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator.166", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator.166", align 8
  %5 = load i32, ptr @g_debug_indent_level, align 4, !tbaa !5
  %6 = add nsw i32 %5, 1
  store i32 %6, ptr @g_debug_indent_level, align 4, !tbaa !5
  %7 = icmp slt i32 %5, 399
  br i1 %7, label %9, label %8

8:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str.104, ptr noundef nonnull @.str.1, i32 noundef 719, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN3AST14NodeVisitorDef5visitERNS_19ExprNode_CallMethodE) #6
  unreachable

9:                                                ; preds = %2
  %10 = getelementptr inbounds i8, ptr %1, i64 40
  tail call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(8) %10)
  %11 = getelementptr inbounds i8, ptr %1, i64 88
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #7
  %12 = tail call ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #7
  store ptr %12, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #7
  %13 = tail call ptr @_ZNSt6vectorIN3AST9ExprNodePESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #7
  store ptr %13, ptr %4, align 8
  %14 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  br i1 %14, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #7
  %15 = load i32, ptr @g_debug_indent_level, align 4, !tbaa !5
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr @g_debug_indent_level, align 4, !tbaa !5
  ret void

.lr.ph:                                           ; preds = %9, %.lr.ph
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #7
  call void @_ZN3AST14NodeVisitorDef5visitERNS_9ExprNodePE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(8) %17)
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #7
  %19 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPN3AST9ExprNodePESt6vectorIS2_SaIS2_EEEEbRKNS_17__normal_iteratorIT_T0_EESC_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #7
  br i1 %19, label %.lr.ph, label %._crit_edge
}

attributes #0 = { noreturn 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 #1 = { mustprogress nocallback nofree nosync 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 = { 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 #5 = { 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 = { noreturn nounwind }
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"}


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