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tokens: define the "$undefined" token kind

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* data/skeletons/bison.m4 (b4_symbol_token_kind): Give a definition to
$undefined.
(b4_token_visible_if): $undefined has an id.
* src/output.c (prepare_symbol_definitions): Stop lying: $undefined
_is_ a token.
* tests/input.at: Adjust.
This commit is contained in:
Akim Demaille
2020-04-10 09:26:31 +02:00
parent a4ed94bc13
commit 95421df67b
6 changed files with 44 additions and 16 deletions
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3
tests/input.at
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@@ -345,6 +345,7 @@ int main (void)
{
assert (YYERRCODE == 123);
assert (YYTRANSLATE (YYERRCODE) == YYSYMBOL_YYERROR);
assert (YYTRANSLATE (YYUNDEF) == YYSYMBOL_YYUNDEF);
return 0;
}
]])
@@ -431,7 +432,7 @@ AT_CHECK([cat symbols.csv], [],
[[number, class, tag, id, user_number, type,
0, Token, $end, , 0, ,
1, Token, error, YYERRCODE, 256, ,
2, Nonterminal, $undefined, , 257, ,
2, Token, $undefined, YYUNDEF, 257, ,
3, Token, 'a', , 97, ,
4, Token, "A1", A1, 1, ,
5, Token, A2, A2, 258, ,