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| author | Richard Biener <rguenther@suse.de> | 2018-11-15 08:16:22 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-11-15 08:16:22 +0000 |
| commit | ef0519fd4f688558fe2de79e741529655724478d (patch) | |
| tree | 4b8ebddc90d2d73a2a5e9cf380732e5ea6483e77 /gcc/tree-data-ref.c | |
| parent | 282093724182831bad690cb0041f8b8f0dc8a1d0 (diff) | |
| download | gcc-ef0519fd4f688558fe2de79e741529655724478d.zip gcc-ef0519fd4f688558fe2de79e741529655724478d.tar.gz gcc-ef0519fd4f688558fe2de79e741529655724478d.tar.bz2 | |
re PR tree-optimization/87917 (ICE in initialize_matrix_A at gcc/tree-data-ref.c:3150)
2018-11-15 Richard Biener <rguenther@suse.de>
PR middle-end/87917
* tree-data-ref.c (analyze_miv_subscript): Guard calls to
analyze_subscript_affine_affine properly.
* gcc.dg/tree-ssa/pr87917.c: New testcase.
From-SVN: r266173
Diffstat (limited to 'gcc/tree-data-ref.c')
| -rw-r--r-- | gcc/tree-data-ref.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index 1fe3236..ca07bdf 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -4038,9 +4038,9 @@ analyze_miv_subscript (tree chrec_a, dependence_stats.num_miv_independent++; } - else if (evolution_function_is_affine_multivariate_p (chrec_a, loop_nest->num) + else if (evolution_function_is_affine_in_loop (chrec_a, loop_nest->num) && !chrec_contains_symbols (chrec_a) - && evolution_function_is_affine_multivariate_p (chrec_b, loop_nest->num) + && evolution_function_is_affine_in_loop (chrec_b, loop_nest->num) && !chrec_contains_symbols (chrec_b)) { /* testsuite/.../ssa-chrec-35.c |