; 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
  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 i32
  %11 = add nsw i32 %10, 69
  %12 = trunc i32 %11 to i8
  %13 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %12, ptr %13, align 1, !tbaa !9
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %14

14:                                               ; preds = %18, %2
  %15 = load i8, ptr %6, align 1, !tbaa !9
  %16 = zext i8 %15 to i64
  %17 = icmp ult i64 %16, 1
  br i1 %17, label %18, label %35

18:                                               ; preds = %14
  %19 = load i8, ptr %6, align 1, !tbaa !9
  %20 = zext i8 %19 to i64
  %21 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %20
  %22 = load i8, ptr %21, align 1, !tbaa !9
  %23 = zext i8 %22 to i32
  %24 = load i8, ptr %6, align 1, !tbaa !9
  %25 = zext i8 %24 to i64
  %26 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %25
  %27 = load i8, ptr %26, align 1, !tbaa !9
  %28 = zext i8 %27 to i32
  %29 = add nsw i32 %28, %23
  %30 = trunc i32 %29 to i8
  store i8 %30, ptr %26, align 1, !tbaa !9
  %31 = load i8, ptr %6, align 1, !tbaa !9
  %32 = zext i8 %31 to i64
  %33 = add i64 %32, 2
  %34 = trunc i64 %33 to i8
  store i8 %34, ptr %6, align 1, !tbaa !9
  br label %14, !llvm.loop !10

35:                                               ; preds = %14
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %36

36:                                               ; preds = %40, %35
  %37 = load i8, ptr %6, align 1, !tbaa !9
  %38 = zext i8 %37 to i64
  %39 = icmp ult i64 %38, 1
  br i1 %39, label %40, label %56

40:                                               ; preds = %36
  %41 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %42 = load i8, ptr %41, align 1, !tbaa !9
  %43 = zext i8 %42 to i32
  %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 = add nsw i32 %43, %46
  %48 = trunc i32 %47 to i8
  %49 = load i8, ptr %6, align 1, !tbaa !9
  %50 = zext i8 %49 to i64
  %51 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %50
  store i8 %48, ptr %51, align 1, !tbaa !9
  %52 = load i8, ptr %6, align 1, !tbaa !9
  %53 = zext i8 %52 to i64
  %54 = add i64 %53, 2
  %55 = trunc i64 %54 to i8
  store i8 %55, ptr %6, align 1, !tbaa !9
  br label %36, !llvm.loop !12

56:                                               ; preds = %36
  %57 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %58 = load i8, ptr %57, align 1, !tbaa !9
  %59 = zext i8 %58 to i64
  %60 = add i64 %59, 792422477
  %61 = trunc i64 %60 to i8
  %62 = load ptr, ptr %4, align 8, !tbaa !5
  %63 = getelementptr inbounds i8, ptr %62, i64 0
  store i8 %61, ptr %63, 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.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: readwrite) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
.critedge:
  %2 = load i8, ptr %0, align 1, !tbaa !5
  %3 = shl i8 %2, 2
  %4 = add i8 %3, 97
  store i8 %4, ptr %1, align 1, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) 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,ReassociatePass,SROAPass,SimplifyCFGPass