another nil reference

R=rsc OCL=31373 CL=31373

another nil reference
R=rsc OCL=31373 CL=31373
a68b1da3 · Ken Thompson · d6d0a390 · a68b1da3
Commit a68b1da3 authored Jul 08, 2009 by Ken Thompson
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src/cmd/gc/dcl.c src/cmd/gc/dcl.c +2 -0

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--- a/src/cmd/gc/dcl.c
+++ b/src/cmd/gc/dcl.c
@@ -107,6 +107,8 @@ updatetype(Type *n, Type *t)
 	int local, vargen;
 	int maplineno, lno, etype;

+	if(t == T)
+		return;
 	s = n->sym;
 	if(s == S || s->def == N || s->def->op != OTYPE || s->def->type != n)
 		fatal("updatetype %T = %T", n, t);