tree 41ec89544f983bab6b872823c0bdcae566f5623e
parent f226d18f0f49394cec460699f4268e32bd0ce833
author Chris Lattner <sabre@nondot.org> 1298526144 +0000
committer Chris Lattner <sabre@nondot.org> 1298526144 +0000

rework processing of unavailable and deprecated attributes to avoid 
unneeded allocation of an empty StringLiteral when these don't have
a message.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126364 91177308-0d34-0410-b5e6-96231b3b80d8