tree ab086dfcd3c5115a99ea1c64784f2d846862c68a
parent 14d937afc2ad8f65dccbafeb62271e80dbd46a78
author Eli Friedman <eli.friedman@gmail.com> 1374882467 +0000
committer Eli Friedman <eli.friedman@gmail.com> 1374882467 +0000

Don't build expressions for invalid casts.

This matches how we normally perform semantic analysis for other sorts
of invalid expressions: it means we don't have to reason about invalid
sub-expressions.

Fixes PR16680.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@187276 91177308-0d34-0410-b5e6-96231b3b80d8