shithub: mc

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Fix postincrement's returned value.

    We didn't actually return a valid rvalue when lowering
    postincrement expressions. This fixes it.

--- a/6/simp.c

+++ b/6/simp.c

@@ -1167,11 +1167,13 @@

          *      x = x + 1

          */

         case Opostinc:

-            t = assign(s, args[0], addk(args[0], 1));

+	    r = lval(s, args[0]);

+            t = assign(s, r, addk(r, 1));

             lappend(&s->incqueue, &s->nqueue, t);

             break;

         case Opostdec:

-            t = assign(s, args[0], subk(args[0], 1));

+	    r = lval(s, args[0]);

+            t = assign(s, r, subk(r, 1));

             lappend(&s->incqueue, &s->nqueue, t);

             break;

         case Olit: