[llvm] r302068 - Avoid warning of unused variable in release builds. NFC

[Anna Thomas via llvm-commits]

Author: annat
Date: Wed May  3 14:25:04 2017
New Revision: 302068

URL: http://llvm.org/viewvc/llvm-project?rev=302068&view=rev
Log:
Avoid warning of unused variable in release builds. NFC

Modified:
    llvm/trunk/lib/Transforms/Utils/LoopUnrollRuntime.cpp

Modified: llvm/trunk/lib/Transforms/Utils/LoopUnrollRuntime.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/LoopUnrollRuntime.cpp?rev=302068&r1=302067&r2=302068&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Utils/LoopUnrollRuntime.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/LoopUnrollRuntime.cpp Wed May  3 14:25:04 2017
@@ -520,6 +520,8 @@ bool llvm::UnrollRuntimeLoopRemainder(Lo
       (LatchBR->getSuccessor(0) == Exit || LatchBR->getSuccessor(1) == Exit) &&
       "one of the loop latch successors should be "
       "the exit block!");
+  // Avoid warning of unused `LatchBR` variable in release builds.
+  (void)LatchBR;
   // Loop structure is the following:
   //
   // PreHeader