/* Contains a vector of operand_alternative structures for every operand.
Set up by preprocess_constraints. */
-struct operand_alternative recog_op_alt[MAX_RECOG_OPERANDS][MAX_RECOG_ALTERNATIVES];
+extern struct operand_alternative recog_op_alt[MAX_RECOG_OPERANDS][MAX_RECOG_ALTERNATIVES];
/* Access the output function for CODE. */