[clang] Fix Twine usage (PR #90728)

[via cfe-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang

@llvm/pr-subscribers-clang-driver

Author: None (MagentaTreehouse)

<details>
<summary>Changes</summary>

Construct `Twine`s before concatenation.

---
Full diff: https://github.com/llvm/llvm-project/pull/90728.diff


1 Files Affected:

- (modified) clang/lib/Driver/ToolChains/HIPUtility.cpp (+2-3) 


``````````diff
diff --git a/clang/lib/Driver/ToolChains/HIPUtility.cpp b/clang/lib/Driver/ToolChains/HIPUtility.cpp
index 08c647dfcb6f72..e696d43bb3211b 100644
--- a/clang/lib/Driver/ToolChains/HIPUtility.cpp
+++ b/clang/lib/Driver/ToolChains/HIPUtility.cpp
@@ -106,9 +106,8 @@ class HIPUndefinedFatBinSymbols {
         std::string ID = IA->getId().str();
         if (!ID.empty()) {
           ID = llvm::utohexstr(llvm::MD5Hash(ID), /*LowerCase=*/true);
-          FatBinSymbols.insert(Twine(FatBinPrefix + "_" + ID).str());
-          GPUBinHandleSymbols.insert(
-              Twine(GPUBinHandlePrefix + "_" + ID).str());
+          FatBinSymbols.insert((Twine(FatBinPrefix) + '_' + ID).str());
+          GPUBinHandleSymbols.insert((Twine(GPUBinHandlePrefix) + '_' + ID).str());
           continue;
         }
         if (IA->getInputArg().getNumValues() == 0)

``````````

</details>


https://github.com/llvm/llvm-project/pull/90728