[Bug tree-optimization/78675] [7 Regression] ICE: verify_gimple failed (error: integral result type precision does not match field size of BIT_FIELD_REF)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78675

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Dec  6 09:21:13 2016
New Revision: 243283

URL: https://gcc.gnu.org/viewcvs?rev=243283&root=gcc&view=rev
Log:
2016-12-06  Jakub Jelinek  <ja...@redhat.com>

        PR tree-optimization/78675
        * tree-vect-loop.c (vectorizable_live_operation): For
        VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
        instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.

        * gcc.c-torture/execute/pr78675.c: New test.
        * gcc.target/i386/pr78675-1.c: New test.
        * gcc.target/i386/pr78675-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr78675.c
    trunk/gcc/testsuite/gcc.target/i386/pr78675-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr78675-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-loop.c