Silence static analyzer issue by documenting that in this context
that a DeclRefExpr can never return a null decl.  We possibly should
hoist this into getDecl() itself.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165841 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed