[polly] r258660 - BlockGenerators: Avoid redundant map lookup [NFC]

[Tobias Grosser via llvm-commits]

Author: grosser
Date: Sun Jan 24 08:16:59 2016
New Revision: 258660

URL: http://llvm.org/viewvc/llvm-project?rev=258660&view=rev
Log:
BlockGenerators: Avoid redundant map lookup [NFC]

Modified:
    polly/trunk/lib/CodeGen/BlockGenerators.cpp

Modified: polly/trunk/lib/CodeGen/BlockGenerators.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/CodeGen/BlockGenerators.cpp?rev=258660&r1=258659&r2=258660&view=diff
==============================================================================
--- polly/trunk/lib/CodeGen/BlockGenerators.cpp (original)
+++ polly/trunk/lib/CodeGen/BlockGenerators.cpp Sun Jan 24 08:16:59 2016
@@ -338,8 +338,8 @@ Value *BlockGenerator::getOrCreateAlloca
 
   auto Addr = Map[ScalarBase];
 
-  if (GlobalMap.count(Addr))
-    return GlobalMap[Addr];
+  if (auto NewAddr = GlobalMap.lookup(Addr))
+    return NewAddr;
 
   return Addr;
 }