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c++: use YY_NOEXCEPT where it helps

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Suggested by Don Macpherson.
<https://github.com/akimd/bison/issues/80>

* data/skeletons/c++.m4, data/skeletons/glr2.cc,
* data/skeletons/lalr1.cc, data/skeletons/stack.hh: Use YY_NOEXCEPT
where it helps constructors.
This commit is contained in:
Akim Demaille
2021-09-18 08:02:41 +02:00
parent dd6e78360a
commit 3fc3ef658e
4 changed files with 28 additions and 28 deletions
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14
data/skeletons/lalr1.cc
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@@ -325,11 +325,11 @@ m4_define([b4_shared_declarations],
/// Whether the given \c yypact_ value indicates a defaulted state.
/// \param yyvalue the value to check
static bool yy_pact_value_is_default_ (int yyvalue);
static bool yy_pact_value_is_default_ (int yyvalue) YY_NOEXCEPT;
/// Whether the given \c yytable_ value indicates a syntax error.
/// \param yyvalue the value to check
static bool yy_table_value_is_error_ (int yyvalue);
static bool yy_table_value_is_error_ (int yyvalue) YY_NOEXCEPT;
static const ]b4_int_type(b4_pact_ninf, b4_pact_ninf)[ yypact_ninf_;
static const ]b4_int_type(b4_table_ninf, b4_table_ninf)[ yytable_ninf_;
@@ -337,7 +337,7 @@ m4_define([b4_shared_declarations],
/// Convert a scanner token kind \a t to a symbol kind.
/// In theory \a t should be a token_kind_type, but character literals
/// are valid, yet not members of the token_kind_type enum.
static symbol_kind_type yytranslate_ (int t);
static symbol_kind_type yytranslate_ (int t) YY_NOEXCEPT;
]b4_parse_error_bmatch(
[simple],
@@ -474,7 +474,7 @@ m4_define([b4_shared_declarations],
void yypush_ (const char* m, state_type s, YY_MOVE_REF (symbol_type) sym);
/// Pop \a n symbols from the stack.
void yypop_ (int n = 1);
void yypop_ (int n = 1) YY_NOEXCEPT;
/// Constants.
enum
@@ -779,7 +779,7 @@ m4_if(b4_prefix, [yy], [],
}
void
]b4_parser_class[::yypop_ (int n)
]b4_parser_class[::yypop_ (int n) YY_NOEXCEPT
{
yystack_.pop (n);
}
@@ -822,13 +822,13 @@ m4_if(b4_prefix, [yy], [],
}
bool
]b4_parser_class[::yy_pact_value_is_default_ (int yyvalue)
]b4_parser_class[::yy_pact_value_is_default_ (int yyvalue) YY_NOEXCEPT
{
return yyvalue == yypact_ninf_;
}
bool
]b4_parser_class[::yy_table_value_is_error_ (int yyvalue)
]b4_parser_class[::yy_table_value_is_error_ (int yyvalue) YY_NOEXCEPT
{
return yyvalue == yytable_ninf_;
}