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

15:                                               ; preds = %68, %2
  %16 = load i8, ptr %6, align 1, !tbaa !9
  %17 = zext i8 %16 to i32
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %18, i64 1
  %20 = load i8, ptr %19, align 1, !tbaa !9
  %21 = zext i8 %20 to i32
  %22 = icmp slt i32 %17, %21
  br i1 %22, label %23, label %71

23:                                               ; preds = %15
  %24 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %25 = load i8, ptr %24, align 1, !tbaa !9
  %26 = zext i8 %25 to i32
  %27 = load i8, ptr %6, align 1, !tbaa !9
  %28 = zext i8 %27 to i32
  %29 = icmp sgt i32 %26, %28
  br i1 %29, label %30, label %49

30:                                               ; preds = %23
  %31 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = zext i8 %32 to i32
  %34 = load i8, ptr %6, align 1, !tbaa !9
  %35 = zext i8 %34 to i64
  %36 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %35
  %37 = load i8, ptr %36, align 1, !tbaa !9
  %38 = zext i8 %37 to i32
  %39 = ashr i32 %38, 1
  %40 = and i32 %39, 7
  %41 = sext i32 %40 to i64
  %42 = or i64 %41, 1
  %43 = trunc i64 %42 to i32
  %44 = shl i32 %33, %43
  %45 = trunc i32 %44 to i8
  %46 = load i8, ptr %6, align 1, !tbaa !9
  %47 = zext i8 %46 to i64
  %48 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %47
  store i8 %45, ptr %48, align 1, !tbaa !9
  br label %68

49:                                               ; preds = %23
  %50 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %51 = load i8, ptr %50, align 1, !tbaa !9
  %52 = zext i8 %51 to i32
  %53 = load i8, ptr %6, align 1, !tbaa !9
  %54 = zext i8 %53 to i64
  %55 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %54
  %56 = load i8, ptr %55, align 1, !tbaa !9
  %57 = zext i8 %56 to i32
  %58 = ashr i32 %57, 4
  %59 = and i32 %58, 7
  %60 = sext i32 %59 to i64
  %61 = or i64 %60, 1
  %62 = trunc i64 %61 to i32
  %63 = shl i32 %52, %62
  %64 = trunc i32 %63 to i8
  %65 = load i8, ptr %6, align 1, !tbaa !9
  %66 = zext i8 %65 to i64
  %67 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %66
  store i8 %64, ptr %67, align 1, !tbaa !9
  br label %68

68:                                               ; preds = %49, %30
  %69 = load i8, ptr %6, align 1, !tbaa !9
  %70 = add i8 %69, 1
  store i8 %70, ptr %6, align 1, !tbaa !9
  br label %15, !llvm.loop !10

71:                                               ; preds = %15
  %72 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %73 = load i8, ptr %72, align 1, !tbaa !9
  %74 = zext i8 %73 to i64
  %75 = and i64 %74, 105482674
  %76 = xor i64 %75, 235
  %77 = trunc i64 %76 to i8
  %78 = load ptr, ptr %4, align 8, !tbaa !5
  %79 = getelementptr inbounds i8, ptr %78, i64 0
  store i8 %77, ptr %79, align 1, !tbaa !9
  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.start.p0(i64 immarg, ptr nocapture) #1

; 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 = { 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"}


; 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 readonly %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: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass