This gimplify.c patch adds to the omp clause scanning to handle dynamic array
cases, mainly to properly handle dimension biases of GOMP_MAP_DYNAMIC_ARRAYs by
making sure the bias field is seen in the omp-ctx.

Thanks,
Chung-Lin

	gcc/
	* gimplify.c (gimplify_scan_omp_clauses): For dynamic array map kinds,
	make sure bias in each dimension are put into firstprivate variables.