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* src/output.c (output_gram): Rely on nritems, not the

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0-sentinel.  See below.
Use -1 as separator, not 0.
* src/bison.simple (yyparse): Subtract 1 to the rule numbers.
Rely on -1 as separator in yyrhs, instead of 0.
* tests/calc.at (AT_CHECK_CALC): Now, the parsers no longer issue
twice `Now at end of input', therefore there are two lines less to
expect.
This commit is contained in:
Akim Demaille
2001-12-27 18:17:39 +00:00
parent b365aa0589
commit 3db472b9eb
4 changed files with 21 additions and 12 deletions
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6
src/bison.simple
View File

@@ -222,7 +222,7 @@ static const short yyprhs[] =
%%prhs
};
/* YYRHS -- A `0'-separated list of the rules' RHS. */
/* YYRHS -- A `-1'-separated list of the rules' RHS. */
static const short yyrhs[] =
{
%%rhs
@@ -899,10 +899,10 @@ yyreduce:
int yyi;
YYFPRINTF (YYSTDERR, "Reducing via rule %d (line %d), ",
yyn, yyrline[yyn]);
yyn - 1, yyrline[yyn]);
/* Print the symbols being reduced, and their result. */
for (yyi = yyprhs[yyn]; yyrhs[yyi] > 0; yyi++)
for (yyi = yyprhs[yyn]; yyrhs[yyi] >= 0; yyi++)
YYFPRINTF (YYSTDERR, "%s ", yytname[yyrhs[yyi]]);
YYFPRINTF (YYSTDERR, " -> %s\n", yytname[yyr1[yyn]]);
}

13
src/output.c
View File

@@ -195,19 +195,16 @@ output_gram (void)
muscle_insert ("prhs", obstack_finish (&format_obstack));
{
size_t yyrhs_size = 1;
short *yyrhs, *sp;
short *yyrhs;
int i;
for (sp = ritem + 1; *sp; sp++)
++yyrhs_size;
yyrhs = XMALLOC (short, yyrhs_size);
yyrhs = XMALLOC (short, nritems);
for (sp = ritem + 1, i = 1; *sp; ++sp, ++i)
yyrhs[i] = *sp >= 0 ? *sp : 0;
for (i = 1; i < nritems; ++i)
yyrhs[i] = ritem[i] >= 0 ? ritem[i] : -1;
output_table_data (&format_obstack, yyrhs,
ritem[0], 1, yyrhs_size);
ritem[0], 1, nritems);
muscle_insert ("rhs", obstack_finish (&format_obstack));
XFREE (yyrhs);