[lld] 8620bb9 - [lld] Fix "loop variable creates a copy" warning

[Vitaly Buka via llvm-commits]

Author: Vitaly Buka
Date: 2020-03-16T22:52:49-07:00
New Revision: 8620bb9534342176ac739e2a587e4cecf437310c

URL: https://github.com/llvm/llvm-project/commit/8620bb9534342176ac739e2a587e4cecf437310c
DIFF: https://github.com/llvm/llvm-project/commit/8620bb9534342176ac739e2a587e4cecf437310c.diff

LOG: [lld] Fix "loop variable creates a copy" warning

Added: 
    

Modified: 
    lld/COFF/Writer.cpp

Removed: 
    


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diff  --git a/lld/COFF/Writer.cpp b/lld/COFF/Writer.cpp
index bb583757cb61..7e7aaafe18ed 100644
--- a/lld/COFF/Writer.cpp
+++ b/lld/COFF/Writer.cpp
@@ -102,7 +102,7 @@ class DebugDirectoryChunk : public NonSectionChunk {
   void writeTo(uint8_t *b) const override {
     auto *d = reinterpret_cast<debug_directory *>(b);
 
-    for (const std::pair<COFF::DebugType, Chunk *> record : records) {
+    for (const std::pair<COFF::DebugType, Chunk *>& record : records) {
       Chunk *c = record.second;
       OutputSection *os = c->getOutputSection();
       uint64_t offs = os->getFileOff() + (c->getRVA() - os->getRVA());