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| author | Richard Biener <rguenther@suse.de> | 2018-09-13 11:31:58 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-09-13 11:31:58 +0000 |
| commit | 2aa4cc744ff8ebfaaec69edf8d21411cecc0b783 (patch) | |
| tree | 489f4f979eaa64b56a4b2bdf3ced7bdccdc16209 | |
| parent | 67295b68372f0dd13d44556e2f48a370c5d75119 (diff) | |
| download | gcc-2aa4cc744ff8ebfaaec69edf8d21411cecc0b783.zip gcc-2aa4cc744ff8ebfaaec69edf8d21411cecc0b783.tar.gz gcc-2aa4cc744ff8ebfaaec69edf8d21411cecc0b783.tar.bz2 | |
re PR bootstrap/87134 (SEGV in cc1 caused by r263875)
2018-09-13 Richard Biener <rguenther@suse.de>
PR bootstrap/87134
* tree-ssa-sccvn.c (vn_nary_op_insert_into): Fix assert.
(vn_nary_op_insert_pieces_predicated): Do not write useless
valid_dominated_by_p entry outside of the allocated storage.
From-SVN: r264268
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 4 |
2 files changed, 8 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e62f461..6583bc0 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2018-09-13 Richard Biener <rguenther@suse.de> + + PR bootstrap/87134 + * tree-ssa-sccvn.c (vn_nary_op_insert_into): Fix assert. + (vn_nary_op_insert_pieces_predicated): Do not write useless + valid_dominated_by_p entry outside of the allocated storage. + 2018-09-13 Omar Sandoval <osandov@osandov.com> Tom de Vries <tdevries@suse.de> diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 2a837c2..7f2562f 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -3036,8 +3036,7 @@ vn_nary_op_insert_into (vn_nary_op_t vno, vn_nary_op_table_type *table, vno->hashcode = vn_nary_op_compute_hash (vno); gcc_assert (! vno->predicated_values || (! vno->u.values->next - && vno->u.values->valid_dominated_by_p[0] != EXIT_BLOCK - && vno->u.values->valid_dominated_by_p[1] == EXIT_BLOCK)); + && vno->u.values->n == 1)); } slot = table->find_slot_with_hash (vno, vno->hashcode, INSERT); @@ -3216,7 +3215,6 @@ vn_nary_op_insert_pieces_predicated (unsigned int length, enum tree_code code, vno1->u.values->result = result; vno1->u.values->n = 1; vno1->u.values->valid_dominated_by_p[0] = pred_e->dest->index; - vno1->u.values->valid_dominated_by_p[1] = EXIT_BLOCK; return vn_nary_op_insert_into (vno1, valid_info->nary, true); } |