; 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 = add i64 %11, 914778474
  %13 = mul i64 %12, 22
  %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 = %60, %2
  %17 = load i8, ptr %7, align 1, !tbaa !9
  %18 = zext i8 %17 to i32
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i64 1
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = zext i8 %21 to i32
  %23 = icmp slt i32 %18, %22
  br i1 %23, label %24, label %63

24:                                               ; preds = %16
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %25

25:                                               ; preds = %33, %24
  %26 = load i8, ptr %6, align 1, !tbaa !9
  %27 = zext i8 %26 to i32
  %28 = load ptr, ptr %3, align 8, !tbaa !5
  %29 = getelementptr inbounds i8, ptr %28, i64 1
  %30 = load i8, ptr %29, align 1, !tbaa !9
  %31 = zext i8 %30 to i32
  %32 = icmp slt i32 %27, %31
  br i1 %32, label %33, label %60

33:                                               ; preds = %25
  %34 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %35 = load i8, ptr %34, align 1, !tbaa !9
  %36 = zext i8 %35 to i32
  %37 = load i8, ptr %6, align 1, !tbaa !9
  %38 = zext i8 %37 to i64
  %39 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %38
  %40 = load i8, ptr %39, align 1, !tbaa !9
  %41 = zext i8 %40 to i32
  %42 = add nsw i32 %36, %41
  %43 = trunc i32 %42 to i8
  %44 = load i8, ptr %6, align 1, !tbaa !9
  %45 = zext i8 %44 to i64
  %46 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %45
  store i8 %43, ptr %46, align 1, !tbaa !9
  %47 = load i8, ptr %7, 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 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %53 = load i8, ptr %52, align 1, !tbaa !9
  %54 = zext i8 %53 to i32
  %55 = sub nsw i32 %51, %54
  %56 = trunc i32 %55 to i8
  %57 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %56, ptr %57, align 1, !tbaa !9
  %58 = load i8, ptr %6, align 1, !tbaa !9
  %59 = add i8 %58, 1
  store i8 %59, ptr %6, align 1, !tbaa !9
  br label %25, !llvm.loop !10

60:                                               ; preds = %25
  %61 = load i8, ptr %7, align 1, !tbaa !9
  %62 = add i8 %61, 1
  store i8 %62, ptr %7, align 1, !tbaa !9
  br label %16, !llvm.loop !12

63:                                               ; preds = %16
  %64 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %65 = load i8, ptr %64, align 1, !tbaa !9
  %66 = zext i8 %65 to i32
  %67 = mul nsw i32 %66, 69
  %68 = trunc i32 %67 to i8
  %69 = load ptr, ptr %4, align 8, !tbaa !5
  %70 = getelementptr inbounds i8, ptr %69, i64 0
  store i8 %68, ptr %70, 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: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
._crit_edge:
  %2 = load i8, ptr %0, align 1, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 1
  %4 = load i8, ptr %3, align 1, !tbaa !5
  %.not = icmp eq i8 %4, 0
  %5 = mul i8 %2, -18
  %6 = add i8 %5, -116
  %7 = select i1 %.not, i8 %6, i8 0
  store i8 %7, ptr %1, align 1, !tbaa !5
  ret void
}

attributes #0 = { nofree norecurse nosync nounwind 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: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LICMPass,LoopFullUnrollPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass