http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44978
--- Comment #9 from janus at gcc dot gnu.org --- (In reply to Mikael Morin from comment #8) > > @@ -11962,6 +11957,10 @@ resolve_fl_derived0 (gfc_symbol *sym) > > gfc_symbol* super_type; > > gfc_component *c; > > > > + if (sym->resolved>1) > > + return true; > > + sym->resolved = 2; > > + > > if (sym->attr.unlimited_polymorphic) > > return true; > > The first time we hit the function, sym->resolved is set to 2. > Suppose that an error is issued, and the function returns false. > Then, on the next time the function is called with the same symbol argument, > no error is issued (this is the purpose of the patch), but as a side effect > the function will return true, so that the caller will proceed as if the > symbol was well formed. That's true, but I'm not sure that it is really a problem (at least the gfortran testsuite does not seem to have a problem with it). Do you have a simple idea how to improve the patch in this regard? Or can you give an example where it would create a problem?
