the lowercase name has a "plus" where it should be "minus". At least I think, because it breaks my code quite well. DEFTREECODE (WIDEN_MULT_MINUS_EXPR, "widen_mult_plus_expr", tcc_expression, 3) fortunately it is trivial to correct, and doesn't cause real problems in GCC itself.
Mine.
Author: rguenth Date: Fri Jan 21 14:14:12 2011 New Revision: 169092 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169092 Log: 2011-01-21 Richard Guenther <rguenther@suse.de> PR middle-end/47395 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name. Modified: trunk/gcc/ChangeLog trunk/gcc/tree.def
Fixed.