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Corrected an error causing weird and undefined behavior when

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extracting substrate regions, due to failure to clean up the tagged
tiles after exiting a search due to finding a substrate type that
was not the global substrate.
This commit is contained in:
Tim Edwards
2021-04-05 14:16:28 -04:00
parent 9aa9fb53c4
commit fca21c8fc0
2 changed files with 8 additions and 21 deletions
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extract/ExtBasic.c
+2 -20
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@@ -1821,26 +1821,8 @@ extOutputDevices(def, transList, outFile)
extTransFindSubs(reg->treg_tile, t, tmask, def, &node, NULL);
if ((node == NULL) && (TTMaskHasType(tmask, TT_SPACE))) {
/* Device node is possibly the substrate. But: Note */
/* that TT_SPACE in the mask covers all planes, and it */
/* is not possible to specify TT_SPACE in a single */
/* plane. So it is necessary to check for any */
/* shielding types that block the substrate. */
if (!TTMaskIsZero(&ExtCurStyle->exts_globSubstrateShieldTypes))
{
extTransFindSubs(reg->treg_tile, t,
&ExtCurStyle->exts_globSubstrateShieldTypes,
def, &node, NULL);
}
if ((glob_subsnode == NULL) || (node != NULL)) {
/* See if there is another matching device record */
/* with a different terminal type, and try again. */
devptr = extDevFindMatch(devptr, t);
break;
}
else if ((node == NULL) && (glob_subsnode != NULL))
node = glob_subsnode;
/* Device node is the global substrate. */
node = glob_subsnode;
}
else if (node == NULL) {
/* See if there is another matching device record */