c/
	* c-parser.c (c_parser_omp_all_clauses): Change bool NESTED_P argument
	into int NESTED, if it is 2, diagnose missing commas in between
	clauses.
	(c_parser_omp_context_selector): Pass 2 as last argument to
	c_parser_omp_all_clauses.
cp/
	* parser.c (cp_parser_omp_all_clauses): Change bool NESTED_P argument
	into int NESTED, if it is 2, diagnose missing commas in between
	clauses.
	(cp_parser_omp_context_selector): Pass 2 as last argument to
	cp_parser_omp_all_clauses.
testsuite/
	* c-c++-common/gomp/declare-variant-7.c: Add tests for clauses not
	separated by commas in simd selector trait properties.

From-SVN: r276950