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| author | Richard Biener <rguenther@suse.de> | 2014-12-12 13:26:15 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2014-12-12 13:26:15 +0000 |
| commit | 8c7b90945f6b13adea05b75d01f17225fb135bac (patch) | |
| tree | 9e1237f09956ec5e3882ea9d64d66cd5e445292c /gcc/tree-cfg.c | |
| parent | e03f0c47a69f449893dfa352563dda884d1d1060 (diff) | |
| download | gcc-8c7b90945f6b13adea05b75d01f17225fb135bac.zip gcc-8c7b90945f6b13adea05b75d01f17225fb135bac.tar.gz gcc-8c7b90945f6b13adea05b75d01f17225fb135bac.tar.bz2 | |
re PR tree-optimization/64280 (ICE in replace_uses_by, at tree-cfg.c:1789)
2014-12-12 Richard Biener <rguenther@suse.de>
PR middle-end/64280
* tree-cfg.c (replace_uses_by): Guard assert properly.
* g++.dg/torture/pr64280.C: New testcase.
From-SVN: r218668
Diffstat (limited to 'gcc/tree-cfg.c')
| -rw-r--r-- | gcc/tree-cfg.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index 6aca58d..0ae4bd7 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -1781,7 +1781,8 @@ replace_uses_by (tree name, tree val) { e = gimple_phi_arg_edge (as_a <gphi *> (stmt), PHI_ARG_INDEX_FROM_USE (use)); - if (e->flags & EDGE_ABNORMAL) + if (e->flags & EDGE_ABNORMAL + && !SSA_NAME_OCCURS_IN_ABNORMAL_PHI (val)) { /* This can only occur for virtual operands, since for the real ones SSA_NAME_OCCURS_IN_ABNORMAL_PHI (name)) |