[Bug tree-optimization/70252] ICE in vect_get_vec_def_for_stmt_copy with -O3 -march=skylake-avx512.

ienkovich at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Mar 18 09:37:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70252

--- Comment #4 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
Author: ienkovich
Date: Fri Mar 18 09:36:32 2016
New Revision: 234323

URL: https://gcc.gnu.org/viewcvs?rev=234323&root=gcc&view=rev
Log:
gcc/

        PR tree-optimization/70252
        * tree-vect-stmts.c (supportable_widening_operation): Check resulting
        boolean vector has a proper number of elements.
        (supportable_narrowing_operation): Likewise.

gcc/testsuite/

        PR tree-optimization/70252
        * gcc.dg/pr70252.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr70252.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-stmts.c


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