re PR c++/71349 (Combined async target clause parsing issues)

re PR c++/71349 (Combined async target clause parsing issues)

	PR c++/71349
	* c-parser.c (c_parser_omp_for): Don't disallow nowait clause
	when combined with target construct.

	* parser.c (cp_parser_omp_for): Don't disallow nowait clause
	when combined with target construct.
	(cp_parser_omp_parallel): Pass cclauses == NULL as last argument
	to cp_parser_omp_all_clauses.

	* c-omp.c (c_omp_split_clauses): Put OMP_CLAUSE_DEPEND to
	C_OMP_CLAUSE_SPLIT_TARGET.  Put OMP_CLAUSE_NOWAIT to
	C_OMP_CLAUSE_SPLIT_TARGET if combined with target construct,
	instead of C_OMP_CLAUSE_SPLIT_FOR.

	* c-c++-common/gomp/clauses-1.c (bar): Add dd argument.  Add
	nowait depend(inout: dd[0]) clauses where permitted.

From-SVN: r236900