[Bug middle-end/69916] [openacc] ICE in single_succ_edge called from oacc_loop_xform_loop

[nathan at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69916

--- Comment #5 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
Author: nathan
Date: Mon Mar  7 13:22:07 2016
New Revision: 234026

URL: https://gcc.gnu.org/viewcvs?rev=234026&root=gcc&view=rev
Log:
        gcc/
        PR middle-end/69916
        * omp-low.c (struct oacc_loop): Add ifns.
        (new_oacc_loop_raw): Initialize it.
        (finish_oacc_loop): Clear mask & flags if no ifns.
        (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
        (oacc_loop_xform_loop): Add ifns arg & adjust.
        (oacc_loop_process): Adjust oacc_loop_xform_loop call.

        gcc/testsuite/
        PR middle-end/69916
        * c-c-++-common/goacc/pr69916.c: New.

Added:
    trunk/gcc/testsuite/c-c++-common/goacc/pr69916.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/omp-low.c
    trunk/gcc/testsuite/ChangeLog