; 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 = %23, %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 %36

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 = and i32 %26, 15
  %28 = shl i32 %27, 3
  %29 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %30 = load i8, ptr %29, align 1, !tbaa !9
  %31 = zext i8 %30 to i32
  %32 = or i32 %31, %28
  %33 = trunc i32 %32 to i8
  store i8 %33, ptr %29, align 1, !tbaa !9
  %34 = load i8, ptr %6, align 1, !tbaa !9
  %35 = add i8 %34, 1
  store i8 %35, ptr %6, align 1, !tbaa !9
  br label %15, !llvm.loop !10

36:                                               ; preds = %15
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %37

37:                                               ; preds = %45, %36
  %38 = load i8, ptr %6, align 1, !tbaa !9
  %39 = zext i8 %38 to i32
  %40 = load ptr, ptr %3, align 8, !tbaa !5
  %41 = getelementptr inbounds i8, ptr %40, i64 1
  %42 = load i8, ptr %41, align 1, !tbaa !9
  %43 = zext i8 %42 to i32
  %44 = icmp slt i32 %39, %43
  br i1 %44, label %45, label %82

45:                                               ; preds = %37
  %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
  %49 = load i8, ptr %48, align 1, !tbaa !9
  %50 = zext i8 %49 to i32
  %51 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %52 = load i8, ptr %51, align 1, !tbaa !9
  %53 = zext i8 %52 to i32
  %54 = ashr i32 %53, 3
  %55 = and i32 %54, 15
  %56 = sext i32 %55 to i64
  %57 = or i64 %56, 1
  %58 = trunc i64 %57 to i32
  %59 = ashr i32 %50, %58
  %60 = load i8, ptr %6, align 1, !tbaa !9
  %61 = zext i8 %60 to i64
  %62 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %61
  %63 = load i8, ptr %62, align 1, !tbaa !9
  %64 = zext i8 %63 to i32
  %65 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %66 = load i8, ptr %65, align 1, !tbaa !9
  %67 = zext i8 %66 to i32
  %68 = ashr i32 %67, 3
  %69 = and i32 %68, 15
  %70 = sext i32 %69 to i64
  %71 = or i64 %70, 1
  %72 = sub i64 8, %71
  %73 = trunc i64 %72 to i32
  %74 = shl i32 %64, %73
  %75 = or i32 %59, %74
  %76 = trunc i32 %75 to i8
  %77 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %76, ptr %77, align 1, !tbaa !9
  %78 = load i8, ptr %6, align 1, !tbaa !9
  %79 = zext i8 %78 to i64
  %80 = add i64 %79, 2
  %81 = trunc i64 %80 to i8
  store i8 %81, ptr %6, align 1, !tbaa !9
  br label %37, !llvm.loop !12

82:                                               ; preds = %37
  %83 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %84 = load i8, ptr %83, align 1, !tbaa !9
  %85 = zext i8 %84 to i64
  %86 = add i64 %85, poison
  %87 = trunc i64 %86 to i8
  %88 = load ptr, ptr %4, align 8, !tbaa !5
  %89 = getelementptr inbounds i8, ptr %88, i64 0
  store i8 %87, ptr %89, 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: nofree norecurse nosync nounwind memory(argmem: read) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef readnone %1) local_unnamed_addr #0 {
._crit_edge:
  ret void
}

attributes #0 = { nofree norecurse nosync nounwind memory(argmem: read) 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: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass