[llvm] [ObjCopy] Use StringRef::starts_with (NFC) (PR #139408)

[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/139408.diff


1 Files Affected:

- (modified) llvm/lib/ObjCopy/ELF/ELFObjcopy.cpp (+1-2) 


``````````diff
diff --git a/llvm/lib/ObjCopy/ELF/ELFObjcopy.cpp b/llvm/lib/ObjCopy/ELF/ELFObjcopy.cpp
index 935f89ad76440..f810bbf639300 100644
--- a/llvm/lib/ObjCopy/ELF/ELFObjcopy.cpp
+++ b/llvm/lib/ObjCopy/ELF/ELFObjcopy.cpp
@@ -352,8 +352,7 @@ static Error updateAndRemoveSymbols(const CommonConfig &Config,
       Sym.Name = std::string(I->getValue());
 
     if (!Config.SymbolsPrefixRemove.empty() && Sym.Type != STT_SECTION)
-      if (Sym.Name.compare(0, Config.SymbolsPrefixRemove.size(),
-                           Config.SymbolsPrefixRemove) == 0)
+      if (StringRef(Sym.Name).starts_with(Config.SymbolsPrefixRemove))
         Sym.Name = Sym.Name.substr(Config.SymbolsPrefixRemove.size());
 
     if (!Config.SymbolsPrefix.empty() && Sym.Type != STT_SECTION)

``````````

</details>


https://github.com/llvm/llvm-project/pull/139408