[Concepts] Implement a portion of Concepts TS[dcl.spec.concept]p1 by
diagnosing when 'concept' is specified on a function or template
specialization.
Since a concept can only be applied to a function or variable template,
the concept bit is stored in TemplateDecl as a PointerIntPair.
Reviewers: rsmith, faisalv, aaron.ballman, hubert.reinterpretcast
Differential Revision: http://reviews.llvm.org/D13357
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@260074
91177308-0d34-0410-b5e6-
96231b3b80d8
projects / clang / commit