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doc: parse.assert in C++ requires RTTI

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* doc/bison.texi (%define Summary): Say it.
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Akim Demaille
2020-06-27 10:31:59 +02:00
parent eeafc706e8
commit 4efb2f7bd2
1 changed files with 4 additions and 1 deletions
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doc/bison.texi
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@@ -6658,7 +6658,10 @@ In C, some important invariants in the implementation of the parser are
checked when this option is enabled.
In C++, when variants are used (@pxref{C++ Variants}), symbols must be
constructed and destroyed properly. This option checks these constraints.
constructed and destroyed properly. This option checks these constraints
using runtime type information (RTTI). Therefore the generated code cannot
be compiled with RTTI disabled (via compiler options such as
@option{-fno-rtti}).
@item Accepted Values: Boolean