diff options
| -rw-r--r-- | generic/regc_nfa.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/generic/regc_nfa.c b/generic/regc_nfa.c index 2fe2b27..fc0c823 100644 --- a/generic/regc_nfa.c +++ b/generic/regc_nfa.c @@ -1396,6 +1396,9 @@ fixempties( } s->tmp = NULL; } + if (NISERR()) { + return; + } /* * Remove all the EMPTY arcs, since we don't need them anymore. @@ -1415,14 +1418,14 @@ fixempties( * combine it with the previous step; but cleanup() will take care * of anything we miss.) */ - for (s = nfa->states; s != NULL && !NISERR(); s = nexts) { + for (s = nfa->states; s != NULL; s = nexts) { nexts = s->next; if ((s->nins == 0 || s->nouts == 0) && !s->flag) { dropstate(nfa, s); } } - if (f != NULL && !NISERR()) { + if (f != NULL) { dumpnfa(nfa, f); } } |