[clang-linker-wrapper] Avoid repeated hash lookups (NFC)

[kazutakahirata]

No description provided.

[llvmbot]

@llvm/pr-subscribers-clang

Author: Kazu Hirata (kazutakahirata)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/127443.diff

1 Files Affected:

• (modified) clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp (+3-2)

diff --git a/clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp b/clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp
index e78763faad73e..7db8f3e27d704 100644
--- a/clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp
+++ b/clang/tools/clang-linker-wrapper/ClangLinkerWrapper.cpp
@@ -1060,8 +1060,9 @@ Expected<bool> getSymbolsFromBitcode(MemoryBufferRef Buffer, OffloadKind Kind,
       if (Sym.isFormatSpecific() || !Sym.isGlobal())
         continue;
 
-      bool NewSymbol = Syms.count(Sym.getName()) == 0;
-      auto OldSym = NewSymbol ? Sym_None : Syms[Sym.getName()];
+      auto It = Syms.find(Sym.getName());
+      bool NewSymbol = It == Syms.end();
+      auto OldSym = NewSymbol ? Sym_None : It->second;
 
       // We will extract if it defines a currenlty undefined non-weak
       // symbol.

[nikic]

LGTM