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The former version gave a fatal error message at the first undefined

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nonterminal. The new version checks all nonterminals
This commit is contained in:
ceriel 1984-10-11 10:35:01 +00:00
parent a33d4cdbba
commit bdc67c3332
1 changed files with 2 additions and 2 deletions
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4
util/LLgen/src/reach.c
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@ -58,7 +58,7 @@ co_reach() {
for (p = nonterms; p < maxnt; p++) { for (p = nonterms; p < maxnt; p++) {
if (! p->n_rule) { if (! p->n_rule) {
f_input = p->n_string; f_input = p->n_string;
fatal(p->n_lineno,"nonterminal %s not defined", error(p->n_lineno,"nonterminal %s not defined",
(min_nt_ent + (p - nonterms))->h_name); (min_nt_ent + (p - nonterms))->h_name);
} }
} }
@ -93,7 +93,7 @@ reachable(p) register p_nont p; {
/* /*
* Now walk its grammar rule * Now walk its grammar rule
*/ */
reachwalk(p->n_rule); if (p->n_rule) reachwalk(p->n_rule);
} }
} }