[Bug c/87924] OpenACC wait clauses without async-arguments

[cltang at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87924

--- Comment #2 from Chung-Lin Tang <cltang at gcc dot gnu.org> ---
Author: cltang
Date: Tue Feb 19 14:10:15 2019
New Revision: 269016

URL: https://gcc.gnu.org/viewcvs?rev=269016&root=gcc&view=rev
Log:
2019-02-19  Chung-Lin Tang <cltang@codesourcery.com>

        PR c/87924
        gcc/c/
        * c-parser.c (c_parser_oacc_clause_wait): Add representation of wait
        clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.

        gcc/cp/
        * parser.c (cp_parser_oacc_clause_wait): Add representation of wait
        clause without argument as 'wait (GOMP_ASYNC_NOVAL)', adjust comments.

        gcc/fortran/
        * openmp.c (gfc_match_omp_clauses): Add representation of wait clause
        without argument as 'wait (GOMP_ASYNC_NOVAL)'.

        libgomp/
        * oacc-parallel.c (GOACC_parallel_keyed): Remove condition on call to
        goacc_wait().
        (goacc_wait): Handle ACC_ASYNC_NOVAL case, remove goacc_thread() call
        and related adjustment.

        Reviewed-by: Thomas Schwinge  <thomas@codesourcery.com>


Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-parser.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/parser.c
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/openmp.c
    trunk/libgomp/ChangeLog
    trunk/libgomp/oacc-parallel.c