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traces: improve logs

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* src/lalr.c: Move logs to a better place to understand the chronology
of events.
* src/symlist.c (symbol_list_syms_print): Don't dump core on type
elements.
This commit is contained in:
Akim Demaille
2019-04-09 21:02:08 +02:00
parent a745041b7d
commit 99664706e2
2 changed files with 9 additions and 6 deletions
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8
src/lalr.c
View File

@@ -398,10 +398,7 @@ build_relations (void)
relation_transpose (&includes, ngotos);
if (trace_flag & trace_automaton)
{
lookback_print (stderr);
relation_print ("includes", includes, ngotos, goto_print, stderr);
}
relation_print ("includes", includes, ngotos, goto_print, stderr);
}
/* Compute FOLLOWS from INCLUDES, and free INCLUDES. */
@@ -420,6 +417,9 @@ compute_follows (void)
static void
compute_lookahead_tokens (void)
{
if (trace_flag & trace_automaton)
lookback_print (stderr);
for (size_t i = 0; i < nLA; ++i)
for (goto_list *sp = lookback[i]; sp; sp = sp->next)
bitset_or (LA[i], LA[i], goto_follows[sp->value]);

7
src/symlist.c
View File

@@ -97,6 +97,7 @@ symbol_list_type_set (symbol_list *syms, uniqstr type_name, location loc)
void
symbol_list_syms_print (const symbol_list *l, FILE *f)
{
fputc ('[', f);
char const *sep = "";
for (/* Nothing. */; l && l->content.sym; l = l->next)
{
@@ -105,10 +106,12 @@ symbol_list_syms_print (const symbol_list *l, FILE *f)
: l->content_type == SYMLIST_TYPE ? "type: "
: "invalid content_type: ",
f);
symbol_print (l->content.sym, f);
fputs (l->action_props.is_value_used ? " used" : " unused", f);
if (l->content_type == SYMLIST_SYMBOL)
symbol_print (l->content.sym, f);
fputs (l->action_props.is_value_used ? " (used)" : " (unused)", f);
sep = ", ";
}
fputc (']', f);
}