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Reported by Dagobert Michelsen. https://lists.gnu.org/r/bug-bison/2021-08/msg00006.html * m4/bison-cxx-std.m4 (_BISON_CXXSTD_98_snippet): We don't need vector::data, it was only for glr2.cc, which is C++11 anyway. (_BISON_CXXSTD_11_snippet): We need vector::data and std::swap on arrays. * m4/cxx.m4 (BISON_TEST_FOR_WORKING_CXX_COMPILER): We don't need vector::data. * tests/local.at (AT_COMPILE_CXX): Skip when glr2.cc and no support for C++11.
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
- html: html reports
- java
- lac
- %merge
- multistart
- push
- report: for automaton dumps
- %union
- variant
- yacc: POSIX yacc (%yacc)
Calculator
The grammar features several special directives:
!!YYERROR!+YYACCEPT!-YYABORT!*YYNOMEM