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| author | James Molloy <james.molloy@arm.com> | 2015-02-16 17:01:52 +0000 |
|---|---|---|
| committer | James Molloy <james.molloy@arm.com> | 2015-02-16 17:01:52 +0000 |
| commit | 4c7deb2259cc12fc7f70f71eec76bebc8dfaf727 (patch) | |
| tree | 78b296497fcdc60f5cbc9130aa4e9ec03e7a1a10 /llvm/lib/Support/StringRef.cpp | |
| parent | 3a002255e3439f6b02d789f5ccc1a6dab67a6c8c (diff) | |
| download | llvm-4c7deb2259cc12fc7f70f71eec76bebc8dfaf727.zip llvm-4c7deb2259cc12fc7f70f71eec76bebc8dfaf727.tar.gz llvm-4c7deb2259cc12fc7f70f71eec76bebc8dfaf727.tar.bz2 | |
[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
Diffstat (limited to 'llvm/lib/Support/StringRef.cpp')
0 files changed, 0 insertions, 0 deletions