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| author | Richard Biener <rguenther@suse.de> | 2018-08-28 10:14:45 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-08-28 10:14:45 +0000 |
| commit | f2b0062c10f85110e52ad7daa8bc268cdc262b86 (patch) | |
| tree | 64f03acb31750f21ead720e7b4002c33edf8d1fa /gcc/tree-ssa-sccvn.c | |
| parent | 7b3ca2443530663016432f3b6515e408ce35ba64 (diff) | |
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re PR tree-optimization/87117 (ICE in eliminate_dom_walker::eliminate_cleanup(bool) at gcc/gcc/tree-ssa-sccvn.c:5431 since r263875)
2018-08-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/87117
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Exclude
void which is is_gimple_reg_type by checking for COMPLETE_TYPE_P.
* gcc.dg/pr87117-1.c: New testcase.
From-SVN: r263911
Diffstat (limited to 'gcc/tree-ssa-sccvn.c')
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 4267648..381fc8d 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -1408,6 +1408,7 @@ fully_constant_vn_reference_p (vn_reference_t ref) /* Simplify reads from constants or constant initializers. */ else if (BITS_PER_UNIT == 8 + && COMPLETE_TYPE_P (ref->type) && is_gimple_reg_type (ref->type) && (!INTEGRAL_TYPE_P (ref->type) || TYPE_PRECISION (ref->type) % BITS_PER_UNIT == 0)) |