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| author | Richard Biener <rguenther@suse.de> | 2013-08-30 07:47:54 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2013-08-30 07:47:54 +0000 |
| commit | 7a764c608a4f0cb9eb7b6430a0ccf1aa36bbd53e (patch) | |
| tree | 2bb2dc21225ff64d9bd30536685b130abb71793c /gcc/tree-vect-loop.c | |
| parent | 82e9d6426cfbfd4765d2d10b1a4c097a83ca264f (diff) | |
| download | gcc-7a764c608a4f0cb9eb7b6430a0ccf1aa36bbd53e.zip gcc-7a764c608a4f0cb9eb7b6430a0ccf1aa36bbd53e.tar.gz gcc-7a764c608a4f0cb9eb7b6430a0ccf1aa36bbd53e.tar.bz2 | |
re PR tree-optimization/58010 (ICE in vect_create_epilog_for_reduction, at tree-vect-loop.c:4378)
2013-08-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/58010
* tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
assert that we have a loop-closed PHI.
* gcc.dg/pr58010.c: New testcase.
From-SVN: r202095
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 3e1cbb1..e8a4ac1 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4373,9 +4373,8 @@ vect_finalize_reduction: if (!flow_bb_inside_loop_p (loop, gimple_bb (USE_STMT (use_p)))) phis.safe_push (USE_STMT (use_p)); - /* We expect to have found an exit_phi because of loop-closed-ssa - form. */ - gcc_assert (!phis.is_empty ()); + /* While we expect to have found an exit_phi because of loop-closed-ssa + form we can end up without one if the scalar cycle is dead. */ FOR_EACH_VEC_ELT (phis, i, exit_phi) { |