We can have a WRT for a relative reference

It isn't illegal to have WRT for a relative reference.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/asm/parser.c b/asm/parser.c
index 48b49c0..5f87c46 100644
--- a/asm/parser.c
+++ b/asm/parser.c
@@ -402,7 +402,7 @@
             continue;
         }
 
-        if (eop->wrt == NO_SEG && !eop->relative &&
+        if (!eop->relative &&
             vect->type == EXPR_SEGBASE + myseg && vect->value == -1) {
             /* Expression of the form: foo - $ */
             eop->relative = true;