gc: fix this morning's bug fix

R=ken2
CC=golang-dev
https://golang.org/cl/216043

src/cmd/8g/ggen.c

@@ -220,6 +220,8 @@ cgen_callinter(Node *n, Node *res, int proc)
 	nodo.xoffset -= widthptr;
 	cgen(&nodo, &nodr);	// REG = 0(REG) -- i.m
 
+	if(n->left->xoffset == BADWIDTH)
+		fatal("cgen_callinter: badwidth");
 	nodo.xoffset = n->left->xoffset + 3*widthptr + 8;
 	cgen(&nodo, &nodr);	// REG = 32+offset(REG) -- i.m->fun[f]
 

src/cmd/gc/align.c

@@ -37,8 +37,6 @@ offmod(Type *t)
 	for(f=t->type; f!=T; f=f->down) {
 		if(f->etype != TFIELD)
 			fatal("widstruct: not TFIELD: %lT", f);
-		if(f->type->etype != TFUNC)
-			continue;
 		f->width = o;
 		o += widthptr;
 	}

src/cmd/gc/dcl.c

@@ -814,8 +814,9 @@ stotype(NodeList *l, int et, Type **t)
 				// right now all we need is the name list.
 				// avoids cycles for recursive interface types.
 				n->type = typ(TINTERMETH);
-				n->type->nod = n->right;
+				n->type->nname = n->right;
 				n->right = N;
+				n->left->type = n->type;
 				queuemethod(n);
 			} else {
 				typecheck(&n->right, Etype);

src/cmd/gc/typecheck.c

@@ -1239,6 +1239,8 @@ lookdot(Node *n, Type *t, int dostrcmp)
 		if(f2 != T)
 			yyerror("ambiguous DOT reference %S as both field and method",
 				n->right->sym);
+		if(f1->width == BADWIDTH)
+			fatal("lookdot badwidth %T %p", f1, f1);
 		n->xoffset = f1->width;
 		n->type = f1->type;
 		if(t->etype == TINTER) {

src/cmd/gc/walk.c

@@ -123,7 +123,7 @@ domethod(Node *n)
 {
 	Node *nt;
 	
-	nt = n->type->nod;
+	nt = n->type->nname;
 	typecheck(&nt, Etype);
 	if(nt->type == T) {
 		// type check failed; leave empty func
@@ -164,7 +164,6 @@ walkdeftype(Node *n)
 	t->local = n->local;
 	t->vargen = n->vargen;
 	t->siggen = 0;
-	t->printed = 0;
 	t->method = nil;
 	t->nod = N;
 	t->printed = 0;