; LLVM IR from Overload-Technologies/Overload :: Dependencies/assimp/code/Common/Exporter.ll (ZN6Assimp12BlobIOStreamD2Ev)

; 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.Assimp::BlobIOStream" = type { %"class.Assimp::IOStream", ptr, i64, i64, i64, i64, %"class.std::__cxx11::basic_string", ptr }
%"class.Assimp::IOStream" = type { ptr }
%"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] }

@_ZTVN6Assimp12BlobIOStreamE = external dso_local unnamed_addr constant { [10 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN6Assimp12BlobIOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(88) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 64) ({ [10 x ptr] }, ptr @_ZTVN6Assimp12BlobIOStreamE, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %"class.Assimp::BlobIOStream", ptr %3, i32 0, i32 7
  %5 = load ptr, ptr %4, align 8, !tbaa !11
  %6 = icmp ne ptr null, %5
  br i1 %6, label %7, label %12

7:                                                ; preds = %1
  %8 = getelementptr inbounds %"class.Assimp::BlobIOStream", ptr %3, i32 0, i32 7
  %9 = load ptr, ptr %8, align 8, !tbaa !11
  %10 = getelementptr inbounds %"class.Assimp::BlobIOStream", ptr %3, i32 0, i32 6
  invoke void @_ZN6Assimp12BlobIOSystem10OnDestructERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_12BlobIOStreamE(ptr noundef nonnull align 8 dereferenceable(136) %9, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef %3)
          to label %11 unwind label %19

11:                                               ; preds = %7
  br label %12

12:                                               ; preds = %11, %1
  %13 = getelementptr inbounds %"class.Assimp::BlobIOStream", ptr %3, i32 0, i32 1
  %14 = load ptr, ptr %13, align 8, !tbaa !17
  %15 = icmp eq ptr %14, null
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  call void @_ZdaPv(ptr noundef %14) #4
  br label %17

17:                                               ; preds = %16, %12
  %18 = getelementptr inbounds %"class.Assimp::BlobIOStream", ptr %3, i32 0, i32 6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #5
  call void @_ZN6Assimp8IOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  ret void

19:                                               ; preds = %7
  %20 = landingpad { ptr, i32 }
          catch ptr null
  %21 = extractvalue { ptr, i32 } %20, 0
  call void @__clang_call_terminate(ptr %21) #6
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6Assimp12BlobIOSystem10OnDestructERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_12BlobIOStreamE(ptr noundef nonnull align 8 dereferenceable(136), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6Assimp8IOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 = { noinline noreturn nounwind uwtable "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 = { nobuiltin 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 #4 = { builtin nounwind }
attributes #5 = { nounwind }
attributes #6 = { noreturn 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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !6, i64 80}
!12 = !{!"_ZTSN6Assimp12BlobIOStreamE", !13, i64 0, !6, i64 8, !14, i64 16, !14, i64 24, !14, i64 32, !14, i64 40, !15, i64 48, !6, i64 80}
!13 = !{!"_ZTSN6Assimp8IOStreamE"}
!14 = !{!"long", !7, i64 0}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !16, i64 0, !14, i64 8, !7, i64 16}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!17 = !{!12, !6, i64 8}


; 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"

@_ZTVN6Assimp12BlobIOStreamE = external dso_local unnamed_addr constant { [10 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN6Assimp12BlobIOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(88) %0) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  store ptr getelementptr inbounds inrange(-16, 64) (i8, ptr @_ZTVN6Assimp12BlobIOStreamE, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 80
  %3 = load ptr, ptr %2, align 8, !tbaa !8
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %6, label %4

4:                                                ; preds = %1
  %5 = getelementptr inbounds i8, ptr %0, i64 48
  invoke void @_ZN6Assimp12BlobIOSystem10OnDestructERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_12BlobIOStreamE(ptr noundef nonnull align 8 dereferenceable(136) %3, ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull %0)
          to label %6 unwind label %13

6:                                                ; preds = %4, %1
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  %8 = load ptr, ptr %7, align 8, !tbaa !16
  %9 = icmp eq ptr %8, null
  br i1 %9, label %11, label %10

10:                                               ; preds = %6
  tail call void @_ZdaPv(ptr noundef nonnull %8) #4
  br label %11

11:                                               ; preds = %10, %6
  %12 = getelementptr inbounds i8, ptr %0, i64 48
  tail call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  tail call void @_ZN6Assimp8IOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %0) #5
  ret void

13:                                               ; preds = %4
  %14 = landingpad { ptr, i32 }
          catch ptr null
  %15 = extractvalue { ptr, i32 } %14, 0
  tail call void @__clang_call_terminate(ptr %15) #6
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6Assimp12BlobIOSystem10OnDestructERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPNS_12BlobIOStreamE(ptr noundef nonnull align 8 dereferenceable(136), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6Assimp8IOStreamD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { 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 = { noinline noreturn nounwind uwtable "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 = { nobuiltin 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 #4 = { builtin nounwind }
attributes #5 = { nounwind }
attributes #6 = { noreturn 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, !11, i64 80}
!9 = !{!"_ZTSN6Assimp12BlobIOStreamE", !10, i64 0, !11, i64 8, !13, i64 16, !13, i64 24, !13, i64 32, !13, i64 40, !14, i64 48, !11, i64 80}
!10 = !{!"_ZTSN6Assimp8IOStreamE"}
!11 = !{!"any pointer", !12, i64 0}
!12 = !{!"omnipotent char", !7, i64 0}
!13 = !{!"long", !12, i64 0}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !13, i64 8, !12, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !11, i64 0}
!16 = !{!9, !11, i64 8}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass