| commit | 4c7deb2259cc12fc7f70f71eec76bebc8dfaf727 | [log] [tgz] |
|---|---|---|
| author | James Molloy <james.molloy@arm.com> | Mon Feb 16 17:01:52 2015 +0000 |
| committer | James Molloy <james.molloy@arm.com> | Mon Feb 16 17:01:52 2015 +0000 |
| tree | 78b296497fcdc60f5cbc9130aa4e9ec03e7a1a10 | |
| parent | 3a002255e3439f6b02d789f5ccc1a6dab67a6c8c [diff] |
[LoopReroll] Don't crash on dead code If a PHI has no users, don't crash; bail gracefully. This shouldn't happen often, but we can make no guarantees that previous passes didn't leave dead code around. llvm-svn: 229405