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Suggested by Joe Nelson <joe@begriffs.com>. https://lists.gnu.org/r/help-bison/2020-12/msg00020.html * data/skeletons/glr.c, data/skeletons/yacc.c (YYNOMEM): New. Use it. (yyexhaustedlab): Rename as... (yynomemlab): this. * tests/calc.at: Check it. * doc/bison.texi: Document it. Fix incorrect statements about non-existing constants for YYERROR etc.
36 lines
714 B
Markdown
36 lines
714 B
Markdown
# AT_BISON_OPTION_PUSHDEFS/AT_BISON_OPTION_POPDEFS
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These two macros must be given the (main) directives so that they
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define a number of other macros to:
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- what the language is (so what compiler tool chain to use, what
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definition of yylex/yyerror, etc.)
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- what skeleton is used
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# Keywords
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The following keywords are used to label tests. Please follow them
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and avoid creating synonyms.
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- action
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- api.value.type
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- c++
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- cex: counterexamples.
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- d: d language
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- deprec: deprecated features.
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- diagnostics
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- glr
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- graph
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- java
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- lac
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- %merge
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- multistart
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- push
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- report
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- %union
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- variant
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# Calculator
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The grammar features several special directives:
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- `!!` YYERROR
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- `!+` YYACCEPT
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- `!-` YYABORT
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- `!*` YYNOMEM
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