* call.c (build_call_n): Call XALLOCAVEC instead of alloca.
	(build_op_delete_call): Likewise.
	(build_over_call): Likewise.
	* cp-gimplify.c (cxx_omp_clause_apply_fn): Likewise.
	* pt.c (process_partial_specialization): Likewise.
	(tsubst_template_args): Likewise.
	* semantics.c (finish_asm_stmt): Likewise.

From-SVN: r160485