diagnostic.c (trim_filename): No longer static.

	* diagnostic.c (trim_filename): No longer static.
	* toplev.h (trim_filename): Declare.
	* rtl.c (rtl_check_failed_bounds): Call internal_error.
	(rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
	(rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
	(rtvec_check_failed_bounds): Likewise.
	* tree.c (tree_check_failed, tree_class_check_failed): Likewise.

From-SVN: r40016