From: David Blaikie <dblaikie@gmail.com>
Date: Sat, 22 Aug 2015 22:36:40 +0000 (+0000)
Subject: Verifier: Don't crash on null entries in debug info retained types list
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=bfddc41d9c293d3cb6b15bc8cce304b358b7153d;hp=bfddc41d9c293d3cb6b15bc8cce304b358b7153d

Verifier: Don't crash on null entries in debug info retained types list

There was already a good error path for this. Added a test for it & made
a minor code change to ensure the error path was actually reached,
rather than crashing before we got that far.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@245795 91177308-0d34-0410-b5e6-96231b3b80d8
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