[llvm] r194486 - Revert "Remove unused variable."

[Rafael Espindola]

Author: rafael
Date: Tue Nov 12 10:37:31 2013
New Revision: 194486

URL: http://llvm.org/viewvc/llvm-project?rev=194486&view=rev
Log:
Revert "Remove unused variable."

This reverts commit r194485.

The variable is unused in some macro instantiations, but not others. We should
probably fix clang to not warn on this.

Modified:
    llvm/trunk/include/llvm/Support/YAMLTraits.h

Modified: llvm/trunk/include/llvm/Support/YAMLTraits.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/YAMLTraits.h?rev=194486&r1=194485&r2=194486&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/YAMLTraits.h (original)
+++ llvm/trunk/include/llvm/Support/YAMLTraits.h Tue Nov 12 10:37:31 2013
@@ -1069,6 +1069,7 @@ operator<<(Output &yout, T &seq) {
           seq.resize(index+1);                                              \
         return seq[index];                                                  \
       }                                                                     \
+      static const bool flow = true;                                        \
     };                                                                      \
   }                                                                         \
   }