diff options
| -rw-r--r-- | b.c | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -529,7 +529,7 @@ int first(Node *p) /* collects initially active leaves of p into setvec */ setvec[lp] = 1; setcnt++; } - if (type(p) == CCL && (*(char *) right(p)) == '\0') + if (type(p) == CCL && (*(int *) right(p)) == 0) return(0); /* empty CCL */ return(1); case PLUS: @@ -970,7 +970,7 @@ Node *primary(void) rtok = relex(); if (rtok == ')') { /* special pleading for () */ rtok = relex(); - return unary(op2(CCL, NIL, (Node *) tostring(""))); + return unary(op2(CCL, NIL, (Node *) cclenter(""))); } np = regexp(); if (rtok == ')') { @@ -993,7 +993,7 @@ Node *concat(Node *np) return (concat(op2(CAT, np, primary()))); case EMPTYRE: rtok = relex(); - return (concat(op2(CAT, op2(CCL, NIL, (Node *) tostring("")), + return (concat(op2(CAT, op2(CCL, NIL, (Node *) cclenter("")), primary()))); } return (np); |