shithub: mc

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Copy traits over for Tyname when specializing.

	We were missing trait copying, which was causing some
	cases for generic trait implementations to fail.

--- a/parse/specialize.c

+++ b/parse/specialize.c

@@ -125,6 +125,7 @@

 		for (i = 0; i < t->narg; i++)

 			lappend(&arg, &narg, tyspecialize(t->arg[i], tsmap, delayed));

 		ret = mktyname(t->loc, t->name, tyspecialize(t->sub[0], tsmap, delayed));

+		ret->traits = bsdup(t->traits);

 		ret->arg = arg;

 		ret->narg = narg;

 		tytab[var->tid] = ret;