Improved CSA some more

diff --git a/util/int/do_misc.c b/util/int/do_misc.c
index f558b83..86b3d2b 100644 (file)
--- a/util/int/do_misc.c
+++ b/util/int/do_misc.c
@@ -432,15 +432,12 @@ PRIVATE index_jump(nbytes)
        register ptr cdp = dppop();     /* Case Descriptor Pointer */
        register long t_index =         /* Table INDEX */
                        spop(nbytes) - mem_lds(cdp + psize, nbytes);
-       register ptr nPC;               /* New Program Counter */
+       register ptr nPC = 0;           /* New Program Counter */
 
        if (t_index >= 0 && t_index <= mem_lds(cdp + nbytes + psize, nbytes)) {
                nPC = mem_ldip(cdp + (2 * nbytes) + ((t_index + 1) * psize));
-               if (nPC == 0) {
-                       trap(ECASE);
-               }
        }
-       else if ((nPC = mem_ldip(cdp)) == 0) {
+       if (nPC == 0 && (nPC = mem_ldip(cdp)) == 0) {
                trap(ECASE);
        }
        newPC(nPC);