rework processing of unavailable and deprecated attributes to avoid
commit951bbb2a6d9641ea11a6fe81cba429152a055b7c
authorChris Lattner <sabre@nondot.org>
Thu, 24 Feb 2011 05:42:24 +0000 (24 05:42 +0000)
committerChris Lattner <sabre@nondot.org>
Thu, 24 Feb 2011 05:42:24 +0000 (24 05:42 +0000)
tree41ec89544f983bab6b872823c0bdcae566f5623e
parentf226d18f0f49394cec460699f4268e32bd0ce833
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
lib/Sema/SemaDeclAttr.cpp