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

; 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"

%"struct.__sanitizer::atomic_uint8_t" = type { i8 }

@.str = external hidden unnamed_addr constant [112 x i8], align 1
@_ZN11__sanitizerL23reporting_out_of_memoryE = external hidden global %"struct.__sanitizer::atomic_uint8_t", align 1
@.str.3 = external hidden unnamed_addr constant [66 x i8], align 1
@_ZN11__sanitizer17SanitizerToolNameE = external global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [65 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [13 x i8], align 1

; 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: nocallback nofree nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #1

; Function Attrs: noreturn
declare void @_ZN11__sanitizer11CheckFailedEPKciS1_yy(ptr noundef, i32 noundef, ptr noundef, i64 noundef, i64 noundef) #2

; Function Attrs: mustprogress noreturn uwtable
define dso_local void @_ZN11__sanitizer31ReportAllocatorCannotReturnNullEb(i1 noundef zeroext %0) #3 {
  %2 = alloca i8, align 1
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = zext i1 %0 to i8
  store i8 %5, ptr %2, align 1, !tbaa !5
  %6 = load i8, ptr %2, align 1, !tbaa !5, !range !9, !noundef !10
  %7 = trunc i8 %6 to i1
  br i1 %7, label %8, label %9

8:                                                ; preds = %1
  call void @_ZN11__sanitizer20atomic_store_relaxedINS_14atomic_uint8_tEEEvPVT_NS2_4TypeE(ptr noundef @_ZN11__sanitizerL23reporting_out_of_memoryE, i8 noundef zeroext 1)
  br label %9

9:                                                ; preds = %8, %1
  %10 = load ptr, ptr @_ZN11__sanitizer17SanitizerToolNameE, align 8, !tbaa !11
  call void (ptr, ...) @_ZN11__sanitizer6ReportEPKcz(ptr noundef @.str.3, ptr noundef %10)
  call void (ptr, ...) @_ZN11__sanitizer6ReportEPKcz(ptr noundef @.str.4)
  br label %11

11:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #6
  store i64 0, ptr %3, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  store i64 0, ptr %4, align 8, !tbaa !13
  %12 = load i64, ptr %3, align 8, !tbaa !13
  %13 = load i64, ptr %4, align 8, !tbaa !13
  %14 = icmp ne i64 %12, %13
  %15 = xor i1 %14, true
  %16 = xor i1 %15, true
  %17 = xor i1 %16, true
  %18 = zext i1 %17 to i64
  %19 = call i64 @llvm.expect.i64(i64 %18, i64 0)
  %20 = icmp ne i64 %19, 0
  br i1 %20, label %21, label %24

21:                                               ; preds = %11
  %22 = load i64, ptr %3, align 8, !tbaa !13
  %23 = load i64, ptr %4, align 8, !tbaa !13
  call void @_ZN11__sanitizer11CheckFailedEPKciS1_yy(ptr noundef @.str, i32 noundef 220, ptr noundef @.str.5, i64 noundef %22, i64 noundef %23) #7
  unreachable

24:                                               ; preds = %11
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #6
  br label %25

25:                                               ; preds = %24
  call void @_ZN11__sanitizer3DieEv() #7
  unreachable
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN11__sanitizer20atomic_store_relaxedINS_14atomic_uint8_tEEEvPVT_NS2_4TypeE(ptr noundef, i8 noundef zeroext) #4

declare void @_ZN11__sanitizer6ReportEPKcz(ptr noundef, ...) #5

; Function Attrs: noreturn
declare void @_ZN11__sanitizer3DieEv() #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(none) }
attributes #2 = { noreturn "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 noreturn 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 = { "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 = { nounwind }
attributes #7 = { 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 = !{!"bool", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{i8 0, i8 2}
!10 = !{}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"long long", !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"

%"struct.__sanitizer::atomic_uint8_t" = type { i8 }

@.str = external hidden unnamed_addr constant [112 x i8], align 1
@_ZN11__sanitizerL23reporting_out_of_memoryE = external hidden global %"struct.__sanitizer::atomic_uint8_t", align 1
@.str.3 = external hidden unnamed_addr constant [66 x i8], align 1
@_ZN11__sanitizer17SanitizerToolNameE = external local_unnamed_addr global ptr, align 8
@.str.4 = external hidden unnamed_addr constant [65 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: noreturn
declare void @_ZN11__sanitizer11CheckFailedEPKciS1_yy(ptr noundef, i32 noundef, ptr noundef, i64 noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress noreturn uwtable
define dso_local void @_ZN11__sanitizer31ReportAllocatorCannotReturnNullEb(i1 noundef zeroext %0) local_unnamed_addr #1 {
  br i1 %0, label %2, label %3

2:                                                ; preds = %1
  tail call void @_ZN11__sanitizer20atomic_store_relaxedINS_14atomic_uint8_tEEEvPVT_NS2_4TypeE(ptr noundef nonnull @_ZN11__sanitizerL23reporting_out_of_memoryE, i8 noundef zeroext 1)
  br label %3

3:                                                ; preds = %2, %1
  %4 = load ptr, ptr @_ZN11__sanitizer17SanitizerToolNameE, align 8, !tbaa !5
  tail call void (ptr, ...) @_ZN11__sanitizer6ReportEPKcz(ptr noundef nonnull @.str.3, ptr noundef %4)
  tail call void (ptr, ...) @_ZN11__sanitizer6ReportEPKcz(ptr noundef nonnull @.str.4)
  tail call void @_ZN11__sanitizer11CheckFailedEPKciS1_yy(ptr noundef nonnull @.str, i32 noundef 220, ptr noundef nonnull @.str.5, i64 noundef 0, i64 noundef 0) #4
  unreachable
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN11__sanitizer20atomic_store_relaxedINS_14atomic_uint8_tEEEvPVT_NS2_4TypeE(ptr noundef, i8 noundef zeroext) local_unnamed_addr #2

declare void @_ZN11__sanitizer6ReportEPKcz(ptr noundef, ...) local_unnamed_addr #3

attributes #0 = { noreturn "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 noreturn 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 = { 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 #3 = { "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 = { 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"}


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