[PATCH] D146694: [NFC] Fix auto usage to avoid copies

[LuoYuanke via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG0c36ab19081f: [NFC] Fix auto usage to avoid copies (authored by akshaykhadse, committed by LuoYuanke).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D146694/new/

https://reviews.llvm.org/D146694

Files:
  llvm/lib/CodeGen/AssignmentTrackingAnalysis.cpp


Index: llvm/lib/CodeGen/AssignmentTrackingAnalysis.cpp
===================================================================
--- llvm/lib/CodeGen/AssignmentTrackingAnalysis.cpp
+++ llvm/lib/CodeGen/AssignmentTrackingAnalysis.cpp
@@ -854,15 +854,15 @@
     }
 
     // Insert new location defs.
-    for (auto Pair : BBInsertBeforeMap) {
+    for (auto &Pair : BBInsertBeforeMap) {
       InsertMap &Map = Pair.second;
-      for (auto Pair : Map) {
+      for (auto &Pair : Map) {
         Instruction *InsertBefore = Pair.first;
         assert(InsertBefore && "should never be null");
         auto FragMemLocs = Pair.second;
         auto &Ctx = Fn.getContext();
 
-        for (auto FragMemLoc : FragMemLocs) {
+        for (auto &FragMemLoc : FragMemLocs) {
           DIExpression *Expr = DIExpression::get(Ctx, std::nullopt);
           Expr = *DIExpression::createFragmentExpression(
               Expr, FragMemLoc.OffsetInBits, FragMemLoc.SizeInBits);


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