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Support the push-pull directive with the options pull, push and both. Pull remains the default option. * data/skeletons/d.m4: Add user aliases for the push parser's return values: PUSH_MORE, ABORT, ACCEPT. * data/skeletons/lalr1.d: Add push parser support. * tests/calc.at: Test it.
AT_BISON_OPTION_PUSHDEFS/AT_BISON_OPTION_POPDEFS
These two macros must be given the (main) directives so that they define a number of other macros to:
- what the language is (so what compiler tool chain to use, what definition of yylex/yyerror, etc.)
- what skeleton is used
Keywords
The following keywords are used to label tests (with AT_KEYWORDS(category)). Please follow them and avoid creating synonyms.
- action
- api.value.type
- c++: c++ language
- cex: counterexamples.
- d: d language
- deprec: deprecated features.
- diagnostics
- glr
- graph
- java
- lac
- %merge
- multistart
- push
- report: for automaton dumps
- %union
- variant
Calculator
The grammar features several special directives:
!!YYERROR!+YYACCEPT!-YYABORT!*YYNOMEM