[lld] [lld] Fix -Wunused-result in e44068cc129912c88dcdeae0d1b5dc5937eb1059 (PR #213296)

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llvmorg-github-actions[bot] wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-lld

Author: Aiden Grossman (boomanaiden154)

<details>
<summary>Changes</summary>

These variables are only used in an assertion, so mark them maybe unused to avoid warnings in release builds.

Fixes https://lab.llvm.org/buildbot/#/builders/228/builds/6605.

---
Full diff: https://github.com/llvm/llvm-project/pull/213296.diff


1 Files Affected:

- (modified) lld/MachO/ObjC.cpp (+3-2) 


``````````diff
diff --git a/lld/MachO/ObjC.cpp b/lld/MachO/ObjC.cpp
index 5689f3b0f5145..6a0f2f6347991 100644
--- a/lld/MachO/ObjC.cpp
+++ b/lld/MachO/ObjC.cpp
@@ -845,8 +845,9 @@ bool ObjcCategoryMerger::parseCatInfoToExtInfo(const InfoInputCategory &catInfo,
     else
       extInfo.baseClassName = classSym->getName().str();
   } else {
-    auto [classSym, classAddend] = tryGetSymbolReferenceAtIsecOffset(
-        catInfo.catBodyIsec, catLayout.klassOffset);
+    [[maybe_unused]] auto [classSym, classAddend] =
+        tryGetSymbolReferenceAtIsecOffset(catInfo.catBodyIsec,
+                                          catLayout.klassOffset);
     assert((extInfo.baseClass == classSym &&
             extInfo.baseClassAddend == classAddend) &&
            "Trying to parse category info into container with different base "

``````````

</details>


https://github.com/llvm/llvm-project/pull/213296