; 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 i16], align 2
  %6 = alloca i16, align 2
  %7 = alloca i16, align 2
  %8 = 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 2, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i16, ptr %9, i64 0
  %11 = load i16, ptr %10, align 2, !tbaa !9
  %12 = zext i16 %11 to i32
  %13 = add nsw i32 %12, 2885
  %14 = trunc i32 %13 to i16
  %15 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  store i16 %14, ptr %15, align 2, !tbaa !9
  store i16 0, ptr %7, align 2, !tbaa !9
  br label %16

16:                                               ; preds = %79, %2
  %17 = load i16, ptr %7, align 2, !tbaa !9
  %18 = zext i16 %17 to i64
  %19 = icmp ult i64 %18, 1
  br i1 %19, label %20, label %84

20:                                               ; preds = %16
  store i16 0, ptr %6, align 2, !tbaa !9
  br label %21

21:                                               ; preds = %74, %20
  %22 = load i16, ptr %6, align 2, !tbaa !9
  %23 = zext i16 %22 to i64
  %24 = icmp ult i64 %23, 1
  br i1 %24, label %25, label %79

25:                                               ; preds = %21
  %26 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %27 = load i16, ptr %26, align 2, !tbaa !9
  %28 = zext i16 %27 to i32
  %29 = load i16, ptr %6, align 2, !tbaa !9
  %30 = zext i16 %29 to i32
  %31 = load i16, ptr %7, align 2, !tbaa !9
  %32 = zext i16 %31 to i32
  %33 = add nsw i32 %30, %32
  %34 = icmp sgt i32 %28, %33
  br i1 %34, label %35, label %74

35:                                               ; preds = %25
  %36 = load i16, ptr %6, align 2, !tbaa !9
  %37 = zext i16 %36 to i64
  %38 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %37
  %39 = getelementptr inbounds i8, ptr %38, i64 0
  %40 = load i8, ptr %39, align 1, !tbaa !11
  store i8 %40, ptr %8, align 1, !tbaa !11
  %41 = load i16, ptr %6, align 2, !tbaa !9
  %42 = zext i16 %41 to i64
  %43 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %42
  %44 = getelementptr inbounds i8, ptr %43, i64 1
  %45 = load i8, ptr %44, align 1, !tbaa !11
  %46 = load i16, ptr %6, align 2, !tbaa !9
  %47 = zext i16 %46 to i64
  %48 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %47
  %49 = getelementptr inbounds i8, ptr %48, i64 0
  store i8 %45, ptr %49, align 1, !tbaa !11
  %50 = load i8, ptr %8, align 1, !tbaa !11
  %51 = load i16, ptr %6, align 2, !tbaa !9
  %52 = zext i16 %51 to i64
  %53 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %52
  %54 = getelementptr inbounds i8, ptr %53, i64 1
  store i8 %50, ptr %54, align 1, !tbaa !11
  %55 = load i16, ptr %6, align 2, !tbaa !9
  %56 = zext i16 %55 to i64
  %57 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %56
  %58 = getelementptr inbounds i8, ptr %57, i64 1
  %59 = load i8, ptr %58, align 1, !tbaa !11
  store i8 %59, ptr %8, align 1, !tbaa !11
  %60 = load i16, ptr %6, align 2, !tbaa !9
  %61 = zext i16 %60 to i64
  %62 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %61
  %63 = getelementptr inbounds i8, ptr %62, i64 0
  %64 = load i8, ptr %63, align 1, !tbaa !11
  %65 = load i16, ptr %6, align 2, !tbaa !9
  %66 = zext i16 %65 to i64
  %67 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %66
  %68 = getelementptr inbounds i8, ptr %67, i64 1
  store i8 %64, ptr %68, align 1, !tbaa !11
  %69 = load i8, ptr %8, align 1, !tbaa !11
  %70 = load i16, ptr %6, align 2, !tbaa !9
  %71 = zext i16 %70 to i64
  %72 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 %71
  %73 = getelementptr inbounds i8, ptr %72, i64 0
  store i8 %69, ptr %73, align 1, !tbaa !11
  br label %74

74:                                               ; preds = %35, %25
  %75 = load i16, ptr %6, align 2, !tbaa !9
  %76 = zext i16 %75 to i64
  %77 = add i64 %76, 2
  %78 = trunc i64 %77 to i16
  store i16 %78, ptr %6, align 2, !tbaa !9
  br label %21, !llvm.loop !12

79:                                               ; preds = %21
  %80 = load i16, ptr %7, align 2, !tbaa !9
  %81 = zext i16 %80 to i64
  %82 = add i64 %81, 2
  %83 = trunc i64 %82 to i16
  store i16 %83, ptr %7, align 2, !tbaa !9
  br label %16, !llvm.loop !14

84:                                               ; preds = %16
  %85 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %86 = load i16, ptr %85, align 2, !tbaa !9
  %87 = zext i16 %86 to i64
  %88 = add i64 %87, 1039116836
  %89 = add i64 %88, 60659
  %90 = trunc i64 %89 to i16
  %91 = load ptr, ptr %4, align 8, !tbaa !5
  %92 = getelementptr inbounds i16, ptr %91, i64 0
  store i16 %90, ptr %92, align 2, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 2, 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 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


; 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 i16, ptr %0, align 2, !tbaa !5
  %3 = add i16 %2, -23972
  store i16 %3, ptr %1, align 2, !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 = !{!"short", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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