Lines Matching refs:identifiers
279 Unless the experimental @option{-fextended-identifiers} option is used,
281 @samp{\u} and @samp{\U} escapes, in identifiers. Even with that
283 the @samp{\u} and @samp{\U} escapes, not used directly in identifiers.
490 @cindex identifiers
491 Preprocessing tokens fall into five broad classes: identifiers,
496 they are ordinary identifiers. You can define a macro whose name is a
504 In the 1999 C standard, identifiers may contain letters which are not
511 @option{-fextended-identifiers} is used.
1353 macro function-like. The parameters must be valid C identifiers,
1553 identifiers, or one will be an identifier and the other a preprocessing
1918 generate unique identifiers. Care must be taken to ensure that
3017 neither are @code{enum} constants. They will be taken as identifiers
3375 @code{#pragma GCC poison} is followed by a list of identifiers to
3376 poison. If any of those identifiers appears anywhere in the source
3569 @samp{foo} and @samp{bar} are distinct identifiers and expanded
3820 The C and C++ standards allow identifiers to be composed of @samp{_}
3824 @option{-fextended-identifiers} is used, because the implementation of
3825 universal character names in identifiers is experimental.
3827 GCC allows the @samp{$} character in identifiers as an extension for
3837 You can override the default with @option{-fdollars-in-identifiers} or
3838 @option{fno-dollars-in-identifiers}. @xref{fdollars-in-identifiers}.