James Molloy 4b739069e4 [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.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229405 91177308-0d34-0410-b5e6-96231b3b80d8

2015-02-16 17:01:52 +00:00

..

basic.ll

[LoopRerolling] Be more forgiving with instruction order.

2015-02-12 15:54:14 +00:00

nonconst_lb.ll

…

reduction.ll

[LoopReroll] Don't crash on dead code

2015-02-16 17:01:52 +00:00