diff options
| author | Richard Guenther <rguenther@suse.de> | 2012-10-15 11:22:49 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2012-10-15 11:22:49 +0000 |
| commit | f843144b28ada08524d795e248cab60d56a0a25d (patch) | |
| tree | 9f19ba7e7620c67cc6660c8dc0dfc0e3ce3d28fb /gcc/tree-ssa-pre.c | |
| parent | 7bd8fc3ba11b48adf06abcc87d74d56104cba1ed (diff) | |
| download | gcc-f843144b28ada08524d795e248cab60d56a0a25d.zip gcc-f843144b28ada08524d795e248cab60d56a0a25d.tar.gz gcc-f843144b28ada08524d795e248cab60d56a0a25d.tar.bz2 | |
re PR tree-optimization/54920 (segfault in tree-ssa-pre.c during Firefox build)
2012-10-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/54920
* tree-ssa-pre.c (create_expression_by_pieces): Properly
allocate temporary storage for all NARY elements.
* gcc.dg/torture/pr54920.c: New testcase.
From-SVN: r192454
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index fe9186c..548c110 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -2853,7 +2853,7 @@ create_expression_by_pieces (basic_block block, pre_expr expr, case NARY: { vn_nary_op_t nary = PRE_EXPR_NARY (expr); - tree genop[4]; + tree *genop = XALLOCAVEC (tree, nary->length); unsigned i; for (i = 0; i < nary->length; ++i) { |