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glr: style change

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* data/skeletons/glr.c (YYDPRINTF): Expand into an empty statement,
instead of nothing.
Simplify callers.
This commit is contained in:
Akim Demaille
2019-11-30 13:27:04 +01:00
parent 24c5214ae8
commit 9471a5ffe9
1 changed files with 7 additions and 13 deletions
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20
data/skeletons/glr.c
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@@ -502,7 +502,7 @@ static void yypdumpstack (struct yyGLRStack* yystackp)
#else /* !]b4_api_PREFIX[DEBUG */
# define YYDPRINTF(Args)
# define YYDPRINTF(Args) do {} while (yyfalse)
# define YY_SYMBOL_PRINT(Title, Type, Value, Location)
#endif /* !]b4_api_PREFIX[DEBUG */
@@ -1272,9 +1272,7 @@ yyremoveDeletes (yyGLRStack* yystackp)
if (yystackp->yytops.yystates[yyi] == YY_NULLPTR)
{
if (yyi == yyj)
{
YYDPRINTF ((stderr, "Removing dead stacks.\n"));
}
YYDPRINTF ((stderr, "Removing dead stacks.\n"));
yystackp->yytops.yysize -= 1;
}
else
@@ -1288,10 +1286,8 @@ yyremoveDeletes (yyGLRStack* yystackp)
yystackp->yytops.yylookaheadNeeds[yyj] =
yystackp->yytops.yylookaheadNeeds[yyi];
if (yyj != yyi)
{
YYDPRINTF ((stderr, "Rename stack %ld -> %ld.\n",
YY_CAST (long, yyi), YY_CAST (long, yyj)));
}
YYDPRINTF ((stderr, "Rename stack %ld -> %ld.\n",
YY_CAST (long, yyi), YY_CAST (long, yyj)));
yyj += 1;
}
yyi += 1;
@@ -1451,11 +1447,9 @@ yyglrReduce (yyGLRStack* yystackp, ptrdiff_t yyk, yyRuleNum yyrule,
YYRESULTTAG yyflag = yydoAction (yystackp, yyk, yyrule, &yysval]b4_locuser_args([&yyloc])[);
if (yyflag == yyerr && yystackp->yysplitPoint != YY_NULLPTR)
{
YYDPRINTF ((stderr,
"Parse on stack %ld rejected by rule %d (line %d).\n",
YY_CAST (long, yyk), yyrule - 1, yyrline[yyrule - 1]));
}
YYDPRINTF ((stderr,
"Parse on stack %ld rejected by rule %d (line %d).\n",
YY_CAST (long, yyk), yyrule - 1, yyrline[yyrule - 1]));
if (yyflag != yyok)
return yyflag;
YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyrule], &yysval, &yyloc);