6g:

	make sure methods end up immediately following
	the struct they are methods on.
ar:
	eliminate duplicate definitions from __.PKGDEF.
	check that multiple .6 do not give different defs for same
		exported type/var/func/const.
	increase ar header name size from 16 to 64 bytes

R=r
DELTA=379  (333 added, 18 deleted, 28 changed)
OCL=17477
CL=17481

include/ar.h

@@ -32,7 +32,7 @@
 #define	SARMAG	8
 
 #define	ARFMAG	"`\n"
-#define SARNAME	16
+#define SARNAME	64
 
 struct	ar_hdr
 {

src/cmd/gc/export.c

@@ -154,12 +154,14 @@ dumpsym(Sym *s)
 		break;
 	case LATYPE:
 	case LBASETYPE:
-		dumpexporttype(s);
-		for(f=s->otype->method; f!=T; f=f->down) {
+		// TODO(rsc): sort methods by name
+		for(f=s->otype->method; f!=T; f=f->down)
 			dumpprereq(f);
+
+		dumpexporttype(s);
+		for(f=s->otype->method; f!=T; f=f->down)
 			Bprint(bout, "\tfunc (%#T) %hS %#T\n",
 				f->type->type->type, f->sym, f->type);
-		}
 		break;
 	case LNAME:
 		dumpexportvar(s);