; LLVM IR from tum-i4/obfuscation-benchmarks :: tigress-generated-programs (RandomFunc)

; 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"

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

; Function Attrs: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [1 x i8], align 1
  %6 = alloca i8, align 1
  %7 = alloca i8, align 1
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %8, i64 0
  %10 = load i8, ptr %9, align 1, !tbaa !9
  %11 = zext i8 %10 to i64
  %12 = and i64 %11, 914778474
  %13 = shl i64 %12, 7
  %14 = trunc i64 %13 to i8
  %15 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %14, ptr %15, align 1, !tbaa !9
  store i8 0, ptr %7, align 1, !tbaa !9
  br label %16

16:                                               ; preds = %66, %2
  %17 = load i8, ptr %7, align 1, !tbaa !9
  %18 = zext i8 %17 to i32
  %19 = icmp slt i32 %18, 0
  br i1 %19, label %20, label %69

20:                                               ; preds = %16
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %21

21:                                               ; preds = %25, %20
  %22 = load i8, ptr %6, align 1, !tbaa !9
  %23 = zext i8 %22 to i32
  %24 = icmp slt i32 %23, 0
  br i1 %24, label %25, label %66

25:                                               ; preds = %21
  %26 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %27 = load i8, ptr %26, align 1, !tbaa !9
  %28 = zext i8 %27 to i32
  %29 = load i8, ptr %7, align 1, !tbaa !9
  %30 = zext i8 %29 to i64
  %31 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %30
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = zext i8 %32 to i32
  %34 = ashr i32 %33, 1
  %35 = and i32 %34, 7
  %36 = sext i32 %35 to i64
  %37 = or i64 %36, 1
  %38 = trunc i64 %37 to i32
  %39 = shl i32 %28, %38
  %40 = trunc i32 %39 to i8
  %41 = load i8, ptr %7, align 1, !tbaa !9
  %42 = zext i8 %41 to i64
  %43 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %42
  store i8 %40, ptr %43, align 1, !tbaa !9
  %44 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %45 = load i8, ptr %44, align 1, !tbaa !9
  %46 = zext i8 %45 to i32
  %47 = load i8, ptr %6, align 1, !tbaa !9
  %48 = zext i8 %47 to i64
  %49 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %48
  %50 = load i8, ptr %49, align 1, !tbaa !9
  %51 = zext i8 %50 to i32
  %52 = ashr i32 %51, 4
  %53 = and i32 %52, 7
  %54 = sext i32 %53 to i64
  %55 = or i64 %54, 1
  %56 = trunc i64 %55 to i32
  %57 = shl i32 %46, %56
  %58 = trunc i32 %57 to i8
  %59 = load i8, ptr %6, align 1, !tbaa !9
  %60 = zext i8 %59 to i64
  %61 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %60
  store i8 %58, ptr %61, align 1, !tbaa !9
  %62 = load i8, ptr %6, align 1, !tbaa !9
  %63 = zext i8 %62 to i64
  %64 = add i64 %63, 2
  %65 = trunc i64 %64 to i8
  store i8 %65, ptr %6, align 1, !tbaa !9
  br label %21, !llvm.loop !10

66:                                               ; preds = %21
  %67 = load i8, ptr %7, align 1, !tbaa !9
  %68 = add i8 %67, 1
  store i8 %68, ptr %7, align 1, !tbaa !9
  br label %16, !llvm.loop !12

69:                                               ; preds = %16
  %70 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %71 = load i8, ptr %70, align 1, !tbaa !9
  %72 = zext i8 %71 to i64
  %73 = or i64 %72, 1047729131
  %74 = trunc i64 %73 to i8
  %75 = load ptr, ptr %4, align 8, !tbaa !5
  %76 = getelementptr inbounds i8, ptr %75, i64 0
  store i8 %74, ptr %76, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #2
  ret void
}

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

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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"}
!9 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


; 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readnone %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  store i8 -21, ptr %1, align 1, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: write) 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" }

!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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


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