tree 4b28e9426a6e845dd16d8062f3884cd4b49ac0bd
parent 09d04e5097034d8dfb9fcfceb457f6924cdd2417
author Chris Lattner <sabre@nondot.org> 1242176126 +0000
committer Chris Lattner <sabre@nondot.org> 1242176126 +0000

When we expect two arguments but have zero, make sure to add
two empty arguments.  Also, add an assert so that this bug
manifests as an assertion failure, not a valgrind problem.

This fixes rdar://6880648 - [cpp] crash in ArgNeedsPreexpansion


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71616 91177308-0d34-0410-b5e6-96231b3b80d8