; LLVM IR from AngoraFuzzer/Angora :: llvm_mode/dfsan_rt/sanitizer_common (sanitizer_termination)

; 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"

@_ZN11__sanitizerL20InternalDieCallbacksE = external hidden global [5 x ptr], align 16

; 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: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN11__sanitizer17RemoveDieCallbackEPFvvE(ptr noundef %0) #1 {
  %2 = alloca i1, align 1
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !9
  br label %6

6:                                                ; preds = %32, %1
  %7 = load i32, ptr %4, align 4, !tbaa !9
  %8 = icmp slt i32 %7, 5
  br i1 %8, label %10, label %9

9:                                                ; preds = %6
  store i32 2, ptr %5, align 4
  br label %35

10:                                               ; preds = %6
  %11 = load i32, ptr %4, align 4, !tbaa !9
  %12 = sext i32 %11 to i64
  %13 = getelementptr inbounds [5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 %12
  %14 = load ptr, ptr %13, align 8, !tbaa !5
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = icmp eq ptr %14, %15
  br i1 %16, label %17, label %31

17:                                               ; preds = %10
  %18 = load i32, ptr %4, align 4, !tbaa !9
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds [5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 %19
  %21 = load i32, ptr %4, align 4, !tbaa !9
  %22 = add nsw i32 %21, 1
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 %23
  %25 = load i32, ptr %4, align 4, !tbaa !9
  %26 = sub nsw i32 5, %25
  %27 = sub nsw i32 %26, 1
  %28 = sext i32 %27 to i64
  %29 = mul i64 8, %28
  %30 = call noundef ptr @_ZN11__sanitizer16internal_memmoveEPvPKvm(ptr noundef %20, ptr noundef %24, i64 noundef %29)
  store ptr null, ptr getelementptr inbounds ([5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 4), align 16, !tbaa !5
  store i1 true, ptr %2, align 1
  store i32 1, ptr %5, align 4
  br label %35

31:                                               ; preds = %10
  br label %32

32:                                               ; preds = %31
  %33 = load i32, ptr %4, align 4, !tbaa !9
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %4, align 4, !tbaa !9
  br label %6, !llvm.loop !11

35:                                               ; preds = %17, %9
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  %36 = load i32, ptr %5, align 4
  switch i32 %36, label %40 [
    i32 2, label %37
    i32 1, label %38
  ]

37:                                               ; preds = %35
  store i1 false, ptr %2, align 1
  br label %38

38:                                               ; preds = %37, %35
  %39 = load i1, ptr %2, align 1
  ret i1 %39

40:                                               ; preds = %35
  unreachable
}

declare noundef ptr @_ZN11__sanitizer16internal_memmoveEPvPKvm(ptr noundef, ptr noundef, i64 noundef) #2

attributes #0 = { 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 = { "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 = { 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}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@_ZN11__sanitizerL20InternalDieCallbacksE = external hidden global [5 x ptr], align 16

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZN11__sanitizer17RemoveDieCallbackEPFvvE(ptr noundef readnone %0) local_unnamed_addr #0 {
  %2 = load ptr, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, align 16, !tbaa !5
  %3 = icmp eq ptr %2, %0
  br i1 %3, label %4, label %11

4:                                                ; preds = %20, %17, %14, %11, %1
  %.0814.lcssa.wide = phi i64 [ 0, %1 ], [ 1, %11 ], [ 2, %14 ], [ 3, %17 ], [ 4, %20 ]
  %5 = getelementptr inbounds [5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 %.0814.lcssa.wide
  %6 = add nuw nsw i64 %.0814.lcssa.wide, 1
  %7 = getelementptr inbounds [5 x ptr], ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 0, i64 %6
  %8 = shl nuw nsw i64 %.0814.lcssa.wide, 3
  %9 = sub nuw nsw i64 32, %8
  %10 = tail call noundef ptr @_ZN11__sanitizer16internal_memmoveEPvPKvm(ptr noundef nonnull %5, ptr noundef nonnull %7, i64 noundef %9)
  store ptr null, ptr getelementptr inbounds (i8, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 32), align 16, !tbaa !5
  br label %.loopexit

11:                                               ; preds = %1
  %12 = load ptr, ptr getelementptr inbounds (i8, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 8), align 8, !tbaa !5
  %13 = icmp eq ptr %12, %0
  br i1 %13, label %4, label %14

14:                                               ; preds = %11
  %15 = load ptr, ptr getelementptr inbounds (i8, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 16), align 16, !tbaa !5
  %16 = icmp eq ptr %15, %0
  br i1 %16, label %4, label %17

17:                                               ; preds = %14
  %18 = load ptr, ptr getelementptr inbounds (i8, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 24), align 8, !tbaa !5
  %19 = icmp eq ptr %18, %0
  br i1 %19, label %4, label %20

20:                                               ; preds = %17
  %21 = load ptr, ptr getelementptr inbounds (i8, ptr @_ZN11__sanitizerL20InternalDieCallbacksE, i64 32), align 16, !tbaa !5
  %22 = icmp eq ptr %21, %0
  br i1 %22, label %4, label %.loopexit

.loopexit:                                        ; preds = %20, %4
  %23 = phi i1 [ true, %4 ], [ false, %20 ]
  ret i1 %23
}

declare noundef ptr @_ZN11__sanitizer16internal_memmoveEPvPKvm(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #1

attributes #0 = { 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 #1 = { "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" }

!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"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass