; LLVM IR from PaddlePaddle/Paddle :: paddle/pir/src/core/block_operand.ll (ZN3pir12BlockOperand17RemoveFromUdChainEv)

; 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.common::ErrorSummary" = type { i32, %"class.std::__cxx11::basic_string" }
%"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.pir::BlockOperand" = type { ptr }

@.str.1 = external hidden unnamed_addr constant [39 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [90 x i8], align 1
@_ZTIN6common7enforce13EnforceNotMetE = external dso_local constant { ptr, ptr, ptr }, align 8
@.str.6 = external hidden unnamed_addr constant [81 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #0

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6common6errors15InvalidArgumentIJPKcEEENS_12ErrorSummaryEDpT_(ptr dead_on_unwind noalias writable sret(%"class.common::ErrorSummary") align 8, ptr noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6paddle6string7SprintfIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEES7_PKcDpRKT_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK6common12ErrorSummary13error_messageB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(40)) #3 align 2

declare i32 @__gxx_personality_v0(...)

declare ptr @__cxa_allocate_exception(i64)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6common12ErrorSummary4codeEv(ptr noundef nonnull align 8 dereferenceable(40)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6common12ErrorSummaryC2ENS_9ErrorCodeENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef, ptr noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6common7enforce13EnforceNotMetC2ERKNS_12ErrorSummaryEPKci(ptr noundef nonnull align 8 dereferenceable(81), ptr noundef nonnull align 8 dereferenceable(40), ptr noundef, i32 noundef) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6common7enforce13EnforceNotMetD2Ev(ptr noundef nonnull align 8 dereferenceable(81)) unnamed_addr #3 align 2

declare void @__cxa_throw(ptr, ptr, ptr)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

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

declare void @__cxa_free_exception(ptr)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3pir12BlockOperand17RemoveFromUdChainEv(ptr noundef nonnull align 8 dereferenceable(8) %0) #2 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca ptr, align 8
  %3 = alloca %"class.common::ErrorSummary", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.common::ErrorSummary", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca i1, align 1
  store ptr %0, ptr %2, align 8, !tbaa !5
  %10 = load ptr, ptr %2, align 8
  br label %11

11:                                               ; preds = %1
  %12 = getelementptr inbounds %"class.pir::BlockOperand", ptr %10, i32 0, i32 0
  %13 = load ptr, ptr %12, align 8, !tbaa !9
  %14 = icmp eq ptr null, %13
  %15 = zext i1 %14 to i64
  %16 = call i64 @llvm.expect.i64(i64 %15, i64 0)
  %17 = icmp ne i64 %16, 0
  br i1 %17, label %18, label %52

18:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 40, ptr %3) #5
  call void @_ZN6common6errors15InvalidArgumentIJPKcEEENS_12ErrorSummaryEDpT_(ptr dead_on_unwind writable sret(%"class.common::ErrorSummary") align 8 %3, ptr noundef @.str.6)
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #5
  %19 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNK6common12ErrorSummary13error_messageB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(40) %3)
          to label %20 unwind label %28

20:                                               ; preds = %18
  invoke void @_ZN6paddle6string7SprintfIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEES7_PKcDpRKT_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef @.str.1, ptr noundef nonnull align 8 dereferenceable(32) %19)
          to label %21 unwind label %28

21:                                               ; preds = %20
  br label %22

22:                                               ; preds = %21
  store i1 true, ptr %9, align 1
  %23 = call ptr @__cxa_allocate_exception(i64 88) #5
  call void @llvm.lifetime.start.p0(i64 40, ptr %7) #5
  %24 = invoke noundef i32 @_ZNK6common12ErrorSummary4codeEv(ptr noundef nonnull align 8 dereferenceable(40) %3)
          to label %25 unwind label %32

25:                                               ; preds = %22
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  invoke void @_ZN6common12ErrorSummaryC2ENS_9ErrorCodeENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(40) %7, i32 noundef %24, ptr noundef %8)
          to label %26 unwind label %36

26:                                               ; preds = %25
  invoke void @_ZN6common7enforce13EnforceNotMetC2ERKNS_12ErrorSummaryEPKci(ptr noundef nonnull align 8 dereferenceable(81) %23, ptr noundef nonnull align 8 dereferenceable(40) %7, ptr noundef @.str.2, i32 noundef 59)
          to label %27 unwind label %40

27:                                               ; preds = %26
  store i1 false, ptr %9, align 1
  invoke void @__cxa_throw(ptr %23, ptr @_ZTIN6common7enforce13EnforceNotMetE, ptr @_ZN6common7enforce13EnforceNotMetD2Ev) #6
          to label %61 unwind label %40

28:                                               ; preds = %20, %18
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %5, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %6, align 4
  br label %51

32:                                               ; preds = %22
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %5, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %6, align 4
  br label %45

36:                                               ; preds = %25
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %5, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %6, align 4
  br label %44

40:                                               ; preds = %27, %26
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %5, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %6, align 4
  call void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40) %7) #5
  br label %44

44:                                               ; preds = %40, %36
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  br label %45

45:                                               ; preds = %44, %32
  call void @llvm.lifetime.end.p0(i64 40, ptr %7) #5
  %46 = load i1, ptr %9, align 1
  br i1 %46, label %47, label %48

47:                                               ; preds = %45
  call void @__cxa_free_exception(ptr %23) #5
  br label %48

48:                                               ; preds = %47, %45
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  br label %51

49:                                               ; No predecessors!
  br label %50

50:                                               ; preds = %49
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  call void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #5
  br label %52

51:                                               ; preds = %48, %28
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #5
  call void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #5
  call void @llvm.lifetime.end.p0(i64 40, ptr %3) #5
  br label %56

52:                                               ; preds = %50, %11
  br label %53

53:                                               ; preds = %52
  %54 = getelementptr inbounds %"class.pir::BlockOperand", ptr %10, i32 0, i32 0
  %55 = load ptr, ptr %54, align 8, !tbaa !9
  call void @_ZN3pir6detail16BlockOperandImpl17RemoveFromUdChainEv(ptr noundef nonnull align 8 dereferenceable(32) %55)
  ret void

56:                                               ; preds = %51
  %57 = load ptr, ptr %5, align 8
  %58 = load i32, ptr %6, align 4
  %59 = insertvalue { ptr, i32 } poison, ptr %57, 0
  %60 = insertvalue { ptr, i32 } %59, i32 %58, 1
  resume { ptr, i32 } %60

61:                                               ; preds = %27
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3pir6detail16BlockOperandImpl17RemoveFromUdChainEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(none) }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 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 = { 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 = !{!10, !6, i64 0}
!10 = !{!"_ZTSN3pir12BlockOperandE", !6, 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.common::ErrorSummary" = type { i32, %"class.std::__cxx11::basic_string" }
%"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] }

@.str.1 = external hidden unnamed_addr constant [39 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [90 x i8], align 1
@_ZTIN6common7enforce13EnforceNotMetE = external dso_local constant { ptr, ptr, ptr }, align 8
@.str.6 = external hidden unnamed_addr constant [81 x i8], align 1

; 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 uwtable
declare dso_local void @_ZN6common6errors15InvalidArgumentIJPKcEEENS_12ErrorSummaryEDpT_(ptr dead_on_unwind noalias writable sret(%"class.common::ErrorSummary") align 8, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6paddle6string7SprintfIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEES7_PKcDpRKT_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNK6common12ErrorSummary13error_messageB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

declare ptr @__cxa_allocate_exception(i64) local_unnamed_addr

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6common12ErrorSummary4codeEv(ptr noundef nonnull align 8 dereferenceable(40)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6common12ErrorSummaryC2ENS_9ErrorCodeENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef, ptr noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6common7enforce13EnforceNotMetC2ERKNS_12ErrorSummaryEPKci(ptr noundef nonnull align 8 dereferenceable(81), ptr noundef nonnull align 8 dereferenceable(40), ptr noundef, i32 noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN6common7enforce13EnforceNotMetD2Ev(ptr noundef nonnull align 8 dereferenceable(81)) unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #3 align 2

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

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

declare void @__cxa_free_exception(ptr) local_unnamed_addr

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3pir12BlockOperand17RemoveFromUdChainEv(ptr nocapture noundef nonnull readonly align 8 dereferenceable(8) %0) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"class.common::ErrorSummary", align 8
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.common::ErrorSummary", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = load ptr, ptr %0, align 8, !tbaa !5
  %7 = icmp eq ptr %6, null
  br i1 %7, label %8, label %23, !prof !10

8:                                                ; preds = %1
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %2) #4
  call void @_ZN6common6errors15InvalidArgumentIJPKcEEENS_12ErrorSummaryEDpT_(ptr dead_on_unwind nonnull writable sret(%"class.common::ErrorSummary") align 8 %2, ptr noundef nonnull @.str.6)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #4
  %9 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNK6common12ErrorSummary13error_messageB5cxx11Ev(ptr noundef nonnull align 8 dereferenceable(40) %2)
  invoke void @_ZN6paddle6string7SprintfIJNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEEES7_PKcDpRKT_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull @.str.1, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %10 unwind label %15

10:                                               ; preds = %8
  %11 = call ptr @__cxa_allocate_exception(i64 88) #4
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %4) #4
  %12 = call noundef i32 @_ZNK6common12ErrorSummary4codeEv(ptr noundef nonnull align 8 dereferenceable(40) %2)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2EOS4_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull align 8 dereferenceable(32) %3) #4
  invoke void @_ZN6common12ErrorSummaryC2ENS_9ErrorCodeENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(40) %4, i32 noundef %12, ptr noundef nonnull %5)
          to label %13 unwind label %.thread

13:                                               ; preds = %10
  invoke void @_ZN6common7enforce13EnforceNotMetC2ERKNS_12ErrorSummaryEPKci(ptr noundef nonnull align 8 dereferenceable(81) %11, ptr noundef nonnull align 8 dereferenceable(40) %4, ptr noundef nonnull @.str.2, i32 noundef 59)
          to label %14 unwind label %18

14:                                               ; preds = %13
  invoke void @__cxa_throw(ptr nonnull %11, ptr nonnull @_ZTIN6common7enforce13EnforceNotMetE, ptr nonnull @_ZN6common7enforce13EnforceNotMetD2Ev) #5
          to label %24 unwind label %18

15:                                               ; preds = %8
  %16 = landingpad { ptr, i32 }
          cleanup
  br label %22

.thread:                                          ; preds = %10
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %4) #4
  br label %20

18:                                               ; preds = %13, %14
  %.0 = phi i1 [ false, %14 ], [ true, %13 ]
  %19 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40) %4) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %4) #4
  br i1 %.0, label %20, label %21

20:                                               ; preds = %.thread, %18
  %.pn13 = phi { ptr, i32 } [ %17, %.thread ], [ %19, %18 ]
  call void @__cxa_free_exception(ptr %11) #4
  br label %21

21:                                               ; preds = %20, %18
  %.pn12 = phi { ptr, i32 } [ %.pn13, %20 ], [ %19, %18 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #4
  br label %22

22:                                               ; preds = %21, %15
  %.pn.pn = phi { ptr, i32 } [ %.pn12, %21 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #4
  call void @_ZN6common12ErrorSummaryD2Ev(ptr noundef nonnull align 8 dereferenceable(40) %2) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %2) #4
  resume { ptr, i32 } %.pn.pn

23:                                               ; preds = %1
  tail call void @_ZN3pir6detail16BlockOperandImpl17RemoveFromUdChainEv(ptr noundef nonnull align 8 dereferenceable(32) %6)
  ret void

24:                                               ; preds = %14
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3pir6detail16BlockOperandImpl17RemoveFromUdChainEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { nounwind }
attributes #5 = { 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, !7, i64 0}
!6 = !{!"_ZTSN3pir12BlockOperandE", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"branch_weights", !"expected", i32 1, i32 2000}


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