[LTO] Use a range-based for loop (NFC)

[kazutakahirata]

Identified with modernize-loop-convert.

[llvmbot]

@llvm/pr-subscribers-lto

Author: Kazu Hirata (kazutakahirata)

Changes

Identified with modernize-loop-convert.

---

Full diff: https://github.com/llvm/llvm-project/pull/169000.diff

1 Files Affected:

• (modified) llvm/lib/LTO/LTOModule.cpp (+3-5)

diff --git a/llvm/lib/LTO/LTOModule.cpp b/llvm/lib/LTO/LTOModule.cpp
index 7dd06118e2a57..cce509639b499 100644
--- a/llvm/lib/LTO/LTOModule.cpp
+++ b/llvm/lib/LTO/LTOModule.cpp
@@ -620,13 +620,11 @@ void LTOModule::parseSymbols() {
   }
 
   // make symbols for all undefines
-  for (StringMap<NameAndAttributes>::iterator u =_undefines.begin(),
-         e = _undefines.end(); u != e; ++u) {
+  for (const auto &[Key, Value] : _undefines) {
     // If this symbol also has a definition, then don't make an undefine because
     // it is a tentative definition.
-    if (_defines.count(u->getKey())) continue;
-    NameAndAttributes info = u->getValue();
-    _symbols.push_back(info);
+    if (!_defines.count(Key))
+      _symbols.push_back(Value);
   }
 }
 

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