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symbols: stop dealing with YYEMPTY as b4_symbol(-2, ...)

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* data/skeletons/bison.m4 (b4_symbol): Redirect `b4_symbol(empty,
...)` to `b4_symbol(-2, ...)`.
Change all uses of the latter to the former.
This commit is contained in:
Akim Demaille
2020-09-29 06:27:31 +02:00
parent a7daa63cb7
commit cd40ec9526
9 changed files with 77 additions and 75 deletions
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6
data/skeletons/glr.cc
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@@ -239,8 +239,8 @@ m4_define([b4_glr_cc_setup],
# pragma clang diagnostic ignored "-Wc++11-long-long"
#endif
#undef ]b4_symbol(-2, [id])[
#define ]b4_symbol(-2, [id])[ ]b4_namespace_ref[::]b4_parser_class[::token::]b4_symbol(-2, [id])[
#undef ]b4_symbol(empty, [id])[
#define ]b4_symbol(empty, [id])[ ]b4_namespace_ref[::]b4_parser_class[::token::]b4_symbol(empty, [id])[
#undef ]b4_symbol(0, [id])[
#define ]b4_symbol(0, [id])[ ]b4_namespace_ref[::]b4_parser_class[::token::]b4_symbol(0, [id])[
#undef ]b4_symbol(1, [id])[
@@ -270,7 +270,7 @@ m4_define([b4_undef_symbol_kind],
# -----------------
# Remove redirections for glr.c.
m4_define([b4_glr_cc_cleanup],
[[#undef ]b4_symbol(-2, [id])[
[[#undef ]b4_symbol(empty, [id])[
#undef ]b4_symbol(0, [id])[
#undef ]b4_symbol(1, [id])[