http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57195
Segher Boessenkool <segher at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2013-05-10 CC| |segher at gcc dot gnu.org Ever confirmed|0 |1 --- Comment #1 from Segher Boessenkool <segher at gcc dot gnu.org> --- That is because read_name (in read-md.c) considers the ':' in '<CSGNMODE:CSGNVMODE>' as terminating the name. It probably shouldn't do that inside '<>'; alternatively, read-rtl.c should deal with it in the various places it uses read_name to parse a mode.