[Bug tree-optimization/84452] [8 Regression] ICE in expand_simd_clones at gcc/omp-simd-clone.c:1612

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84452

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Feb 19 18:58:13 2018
New Revision: 257819

URL: https://gcc.gnu.org/viewcvs?rev=257819&root=gcc&view=rev
Log:
        PR tree-optimization/84452
        * tree-vect-patterns.c (vect_recog_pow_pattern): Don't call
        expand_simd_clones if targetm.simd_clone.compute_vecsize_and_simdlen
        is NULL.

        * gcc.dg/pr84452.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr84452.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-patterns.c