; LLVM IR from AngoraFuzzer/Angora :: tests/bitflip (bitflip)

; 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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @main(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca [255 x i8], align 16
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  %12 = load i32, ptr %4, align 4, !tbaa !5
  %13 = icmp slt i32 %12, 2
  br i1 %13, label %14, label %15

14:                                               ; preds = %2
  store i32 0, ptr %3, align 4
  br label %103

15:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 255, ptr %7) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %16 = load ptr, ptr %5, align 8, !tbaa !9
  %17 = getelementptr inbounds ptr, ptr %16, i64 1
  %18 = load ptr, ptr %17, align 8, !tbaa !9
  %19 = call noalias ptr @fopen(ptr noundef %18, ptr noundef @.str)
  store ptr %19, ptr %6, align 8, !tbaa !9
  %20 = load ptr, ptr %6, align 8, !tbaa !9
  %21 = icmp ne ptr %20, null
  br i1 %21, label %24, label %22

22:                                               ; preds = %15
  %23 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  store i32 0, ptr %3, align 4
  store i32 1, ptr %9, align 4
  br label %102

24:                                               ; preds = %15
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 20, ptr %10, align 4, !tbaa !5
  %25 = getelementptr inbounds [255 x i8], ptr %7, i64 0, i64 0
  %26 = load i32, ptr %10, align 4, !tbaa !5
  %27 = sext i32 %26 to i64
  %28 = load ptr, ptr %6, align 8, !tbaa !9
  %29 = call i64 @fread(ptr noundef %25, i64 noundef 1, i64 noundef %27, ptr noundef %28)
  store i64 %29, ptr %8, align 8, !tbaa !11
  %30 = load ptr, ptr %6, align 8, !tbaa !9
  %31 = call i32 @fclose(ptr noundef %30)
  %32 = load i64, ptr %8, align 8, !tbaa !11
  %33 = load i32, ptr %10, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = icmp ult i64 %32, %34
  br i1 %35, label %36, label %38

36:                                               ; preds = %24
  %37 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  store i32 0, ptr %3, align 4
  store i32 1, ptr %9, align 4
  br label %101

38:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #5
  store i32 0, ptr %11, align 4, !tbaa !5
  %39 = getelementptr inbounds [255 x i8], ptr %7, i64 0, i64 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %11, ptr align 16 %39, i64 4, i1 false)
  %40 = load i32, ptr %11, align 4, !tbaa !5
  %41 = lshr i32 %40, 29
  %42 = and i32 1, %41
  %43 = icmp ne i32 %42, 0
  br i1 %43, label %44, label %100

44:                                               ; preds = %38
  %45 = load i32, ptr %11, align 4, !tbaa !5
  %46 = lshr i32 %45, 28
  %47 = and i32 1, %46
  %48 = icmp ne i32 %47, 0
  br i1 %48, label %100, label %49

49:                                               ; preds = %44
  %50 = load i32, ptr %11, align 4, !tbaa !5
  %51 = lshr i32 %50, 27
  %52 = and i32 1, %51
  %53 = icmp ne i32 %52, 0
  br i1 %53, label %54, label %100

54:                                               ; preds = %49
  %55 = load i32, ptr %11, align 4, !tbaa !5
  %56 = lshr i32 %55, 26
  %57 = and i32 1, %56
  %58 = icmp ne i32 %57, 0
  br i1 %58, label %59, label %100

59:                                               ; preds = %54
  %60 = load i32, ptr %11, align 4, !tbaa !5
  %61 = lshr i32 %60, 25
  %62 = and i32 1, %61
  %63 = icmp ne i32 %62, 0
  br i1 %63, label %100, label %64

64:                                               ; preds = %59
  %65 = load i32, ptr %11, align 4, !tbaa !5
  %66 = lshr i32 %65, 24
  %67 = and i32 1, %66
  %68 = icmp ne i32 %67, 0
  br i1 %68, label %69, label %100

69:                                               ; preds = %64
  %70 = load i32, ptr %11, align 4, !tbaa !5
  %71 = lshr i32 %70, 23
  %72 = and i32 1, %71
  %73 = icmp ne i32 %72, 0
  br i1 %73, label %74, label %100

74:                                               ; preds = %69
  %75 = load i32, ptr %11, align 4, !tbaa !5
  %76 = lshr i32 %75, 22
  %77 = and i32 1, %76
  %78 = icmp ne i32 %77, 0
  br i1 %78, label %79, label %100

79:                                               ; preds = %74
  %80 = load i32, ptr %11, align 4, !tbaa !5
  %81 = lshr i32 %80, 21
  %82 = and i32 1, %81
  %83 = icmp ne i32 %82, 0
  br i1 %83, label %100, label %84

84:                                               ; preds = %79
  %85 = load i32, ptr %11, align 4, !tbaa !5
  %86 = lshr i32 %85, 20
  %87 = and i32 1, %86
  %88 = icmp ne i32 %87, 0
  br i1 %88, label %100, label %89

89:                                               ; preds = %84
  %90 = load i32, ptr %11, align 4, !tbaa !5
  %91 = lshr i32 %90, 19
  %92 = and i32 1, %91
  %93 = icmp ne i32 %92, 0
  br i1 %93, label %94, label %100

94:                                               ; preds = %89
  %95 = load i32, ptr %11, align 4, !tbaa !5
  %96 = lshr i32 %95, 18
  %97 = and i32 1, %96
  %98 = icmp ne i32 %97, 0
  br i1 %98, label %99, label %100

99:                                               ; preds = %94
  call void @abort() #6
  unreachable

100:                                              ; preds = %94, %89, %84, %79, %74, %69, %64, %59, %54, %49, %44, %38
  store i32 0, ptr %3, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #5
  br label %101

101:                                              ; preds = %100, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %102

102:                                              ; preds = %101, %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 255, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  br label %103

103:                                              ; preds = %102, %14
  %104 = load i32, ptr %3, align 4
  ret i32 %104
}

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

declare noalias ptr @fopen(ptr noundef, ptr noundef) #2

declare i32 @printf(ptr noundef, ...) #2

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

declare i32 @fclose(ptr noundef) #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: noreturn nounwind
declare void @abort() #4

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

attributes #0 = { 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [8 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 {
  %3 = alloca [255 x i8], align 16
  %4 = icmp slt i32 %0, 2
  br i1 %4, label %18, label %5

5:                                                ; preds = %2
  call void @llvm.lifetime.start.p0(i64 255, ptr nonnull %3) #4
  %6 = getelementptr inbounds i8, ptr %1, i64 8
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %8 = tail call noalias ptr @fopen(ptr noundef %7, ptr noundef nonnull @.str)
  %.not = icmp eq ptr %8, null
  br i1 %.not, label %.sink.split, label %9

9:                                                ; preds = %5
  %10 = call i64 @fread(ptr noundef nonnull %3, i64 noundef 1, i64 noundef 20, ptr noundef nonnull %8)
  %11 = tail call i32 @fclose(ptr noundef nonnull %8)
  %12 = icmp ult i64 %10, 20
  br i1 %12, label %.sink.split, label %13

13:                                               ; preds = %9
  %.0.copyload = load i32, ptr %3, align 16
  %14 = and i32 %.0.copyload, 1073479680
  %or.cond41.not = icmp eq i32 %14, 768344064
  br i1 %or.cond41.not, label %15, label %17

15:                                               ; preds = %13
  tail call void @abort() #5
  unreachable

.sink.split:                                      ; preds = %9, %5
  %.str.2.sink = phi ptr [ @.str.1, %5 ], [ @.str.2, %9 ]
  %16 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) %.str.2.sink)
  br label %17

17:                                               ; preds = %.sink.split, %13
  call void @llvm.lifetime.end.p0(i64 255, ptr nonnull %3) #4
  br label %18

18:                                               ; preds = %2, %17
  ret i32 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: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i64 @fread(ptr nocapture noundef, i64 noundef, i64 noundef, ptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @fclose(ptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: noreturn nounwind
declare void @abort() local_unnamed_addr #3

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

attributes #0 = { 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree 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 #3 = { 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 #4 = { nounwind }
attributes #5 = { 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/C++ TBAA"}


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