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| author | Richard Biener <rguenther@suse.de> | 2018-09-05 11:44:13 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-09-05 11:44:13 +0000 |
| commit | 76a5eae5494440844a9b6d0171efdcf4ebb6f3c6 (patch) | |
| tree | 699c6eaee16f478b6ad1c7701cd5094e9a32cb26 | |
| parent | e6c5d9f0f586b303a4d292b42e1e8d705651f86c (diff) | |
| download | gcc-76a5eae5494440844a9b6d0171efdcf4ebb6f3c6.zip gcc-76a5eae5494440844a9b6d0171efdcf4ebb6f3c6.tar.gz gcc-76a5eae5494440844a9b6d0171efdcf4ebb6f3c6.tar.bz2 | |
re PR bootstrap/87134 (SEGV in cc1 caused by r263875)
2018-09-05 Richard Biener <rguenther@suse.de>
PR bootstrap/87134
* tree-ssa-sccvn.c (rpo_elim::eliminate_push_avail): Make sure
to zero-init the emplaced vec.
From-SVN: r264125
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8386829..5b7cf8c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-09-05 Richard Biener <rguenther@suse.de> + + PR bootstrap/87134 + * tree-ssa-sccvn.c (rpo_elim::eliminate_push_avail): Make sure + to zero-init the emplaced vec. + 2018-09-05 Martin Liska <mliska@suse.cz> PR tree-optimization/87205 diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 105605a..6fec624 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -5799,6 +5799,7 @@ rpo_elim::eliminate_push_avail (basic_block bb, tree leader) if (!existed) { new (&av) vec<std::pair<int, int> >; + av = vNULL; av.reserve_exact (2); } av.safe_push (std::make_pair (bb->index, SSA_NAME_VERSION (leader))); |