OpenACC: Basic support for #pragma acc in the C front end.
gcc/c-family/
* c-pragma.c (oacc_pragmas): New array.
(c_pp_lookup_pragma, init_pragma): Handle it.
gcc/
* doc/invoke.texi (-fopenacc): Update.
gcc/c/
* c-parser.c (c_parser_omp_all_clauses): Make a parser error
message suitable for OpenACC, too.
gcc/cp/
* parser.c (cp_parser_omp_all_clauses): Make a parser error
message suitable for OpenACC, too.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gomp-4_0-branch@204531 138bc75d-0d04-0410-961f-82ee72b054a4