; 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 i64
  %11 = sub i64 %10, 51238316
  %12 = sub i64 %11, 191
  %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 = %19, %2
  %16 = load i8, ptr %6, align 1, !tbaa !9
  %17 = zext i8 %16 to i32
  %18 = icmp slt i32 %17, 0
  br i1 %18, label %19, label %32

19:                                               ; preds = %15
  %20 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = zext i8 %21 to i32
  %23 = and i32 %22, 15
  %24 = shl i32 %23, 3
  %25 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %26 = load i8, ptr %25, align 1, !tbaa !9
  %27 = zext i8 %26 to i32
  %28 = or i32 %27, %24
  %29 = trunc i32 %28 to i8
  store i8 %29, ptr %25, align 1, !tbaa !9
  %30 = load i8, ptr %6, align 1, !tbaa !9
  %31 = add i8 %30, 1
  store i8 %31, ptr %6, align 1, !tbaa !9
  br label %15, !llvm.loop !10

32:                                               ; preds = %15
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %33

33:                                               ; preds = %37, %32
  %34 = load i8, ptr %6, align 1, !tbaa !9
  %35 = zext i8 %34 to i32
  %36 = icmp slt i32 %35, 0
  br i1 %36, label %37, label %74

37:                                               ; preds = %33
  %38 = load i8, ptr %6, align 1, !tbaa !9
  %39 = zext i8 %38 to i64
  %40 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %39
  %41 = load i8, ptr %40, align 1, !tbaa !9
  %42 = zext i8 %41 to i32
  %43 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %44 = load i8, ptr %43, align 1, !tbaa !9
  %45 = zext i8 %44 to i32
  %46 = ashr i32 %45, 3
  %47 = and i32 %46, 15
  %48 = sext i32 %47 to i64
  %49 = or i64 %48, 1
  %50 = trunc i64 %49 to i32
  %51 = ashr i32 %42, %50
  %52 = load i8, ptr %6, align 1, !tbaa !9
  %53 = zext i8 %52 to i64
  %54 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %53
  %55 = load i8, ptr %54, align 1, !tbaa !9
  %56 = zext i8 %55 to i32
  %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 i32
  %60 = ashr i32 %59, 3
  %61 = and i32 %60, 15
  %62 = sext i32 %61 to i64
  %63 = or i64 %62, 1
  %64 = sub i64 8, %63
  %65 = trunc i64 %64 to i32
  %66 = shl i32 %56, %65
  %67 = or i32 %51, %66
  %68 = trunc i32 %67 to i8
  %69 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %68, ptr %69, align 1, !tbaa !9
  %70 = load i8, ptr %6, align 1, !tbaa !9
  %71 = zext i8 %70 to i64
  %72 = add i64 %71, 2
  %73 = trunc i64 %72 to i8
  store i8 %73, ptr %6, align 1, !tbaa !9
  br label %33, !llvm.loop !12

74:                                               ; preds = %33
  %75 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %76 = load i8, ptr %75, align 1, !tbaa !9
  %77 = zext i8 %76 to i64
  %78 = add i64 %77, poison
  %79 = trunc i64 %78 to i8
  %80 = load ptr, ptr %4, align 8, !tbaa !5
  %81 = getelementptr inbounds i8, ptr %80, i64 0
  store i8 %79, ptr %81, 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(none) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readnone %0, ptr nocapture noundef readnone %1) local_unnamed_addr #0 {
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) 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)"}


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