; 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: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [1 x i64], align 8
  %6 = alloca i64, align 8
  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 8, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = getelementptr inbounds i64, ptr %7, i64 0
  %9 = load i64, ptr %8, align 8, !tbaa !9
  %10 = add i64 %9, -10089659
  %11 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %10, ptr %11, align 8, !tbaa !9
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %12

12:                                               ; preds = %26, %2
  %13 = load i64, ptr %6, align 8, !tbaa !9
  %14 = icmp ult i64 %13, 0
  br i1 %14, label %15, label %29

15:                                               ; preds = %12
  %16 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %17 = load i64, ptr %16, align 8, !tbaa !9
  %18 = load i64, ptr %6, align 8, !tbaa !9
  %19 = icmp ugt i64 %17, %18
  br i1 %19, label %26, label %20

20:                                               ; preds = %15
  %21 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %22 = load i64, ptr %21, align 8, !tbaa !9
  %23 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %24 = load i64, ptr %23, align 8, !tbaa !9
  %25 = add i64 %24, %22
  store i64 %25, ptr %23, align 8, !tbaa !9
  br label %26

26:                                               ; preds = %20, %15
  %27 = load i64, ptr %6, align 8, !tbaa !9
  %28 = add i64 %27, 2
  store i64 %28, ptr %6, align 8, !tbaa !9
  br label %12, !llvm.loop !11

29:                                               ; preds = %12
  %30 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %31 = load i64, ptr %30, align 8, !tbaa !9
  %32 = sub i64 %31, 792422477
  %33 = sub i64 %32, -142252988
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = getelementptr inbounds i64, ptr %34, i64 0
  store i64 %33, ptr %35, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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 {
  %3 = load i64, ptr %0, align 8, !tbaa !5
  %4 = add i64 %3, -660259148
  store i64 %4, ptr %1, align 8, !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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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