[llvm] [Object] Avoid repeated hash lookups (NFC) (PR #127746)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-binary-utilities

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/127746.diff


1 Files Affected:

- (modified) llvm/lib/Object/GOFFObjectFile.cpp (+3-2) 


``````````diff
diff --git a/llvm/lib/Object/GOFFObjectFile.cpp b/llvm/lib/Object/GOFFObjectFile.cpp
index 7806953aecd29..a55005e689e62 100644
--- a/llvm/lib/Object/GOFFObjectFile.cpp
+++ b/llvm/lib/Object/GOFFObjectFile.cpp
@@ -503,8 +503,9 @@ GOFFObjectFile::getSectionContents(DataRefImpl Sec) const {
     std::copy(CompleteData.data(), CompleteData.data() + TxtDataSize,
               Data.begin() + TxtDataOffset);
   }
-  SectionDataCache[Sec.d.a] = Data;
-  return ArrayRef<uint8_t>(SectionDataCache[Sec.d.a]);
+  auto &Cache = SectionDataCache[Sec.d.a];
+  Cache = Data;
+  return ArrayRef<uint8_t>(Cache);
 }
 
 uint64_t GOFFObjectFile::getSectionAlignment(DataRefImpl Sec) const {

``````````

</details>


https://github.com/llvm/llvm-project/pull/127746