[llvm] [ObjC] Increase depth limit to MayAutorelease to 16 (PR #83743)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-transforms

Author: AtariDreams (AtariDreams)

<details>
<summary>Changes</summary>

This should be more than large enough to cover pretty much any possible sane situation and case.

---
Full diff: https://github.com/llvm/llvm-project/pull/83743.diff


1 Files Affected:

- (modified) llvm/lib/Transforms/ObjCARC/ObjCARCAPElim.cpp (+1-1) 


``````````diff
diff --git a/llvm/lib/Transforms/ObjCARC/ObjCARCAPElim.cpp b/llvm/lib/Transforms/ObjCARC/ObjCARCAPElim.cpp
index dceb2ebb1863e7..9b94faff2308e7 100644
--- a/llvm/lib/Transforms/ObjCARC/ObjCARCAPElim.cpp
+++ b/llvm/lib/Transforms/ObjCARC/ObjCARCAPElim.cpp
@@ -51,7 +51,7 @@ bool MayAutorelease(const CallBase &CB, unsigned Depth = 0) {
         if (const CallBase *JCB = dyn_cast<CallBase>(&I))
           // This recursion depth limit is arbitrary. It's just great
           // enough to cover known interesting testcases.
-          if (Depth < 3 && !JCB->onlyReadsMemory() &&
+          if (Depth < 16 && !JCB->onlyReadsMemory() &&
               MayAutorelease(*JCB, Depth + 1))
             return true;
     }

``````````

</details>


https://github.com/llvm/llvm-project/pull/83743