__attribute__ ((attribute-list))
attribute-list:
attributeopt
attribute-list, attributeopt
attribute:
attribute-token attribute-argument-clauseopt
attribute-token:
identifier
attribute-argument-clause:
( attribute-argument-list )
attribute-argument-list:
attribute-argument
attribute-argument-list, attribute-argument
attribute-argument:
assignment-expression
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Description
This section describes the syntax with which __attribute__ may be used,
and the constructs to which attribute specifiers bind.
An attribute specifier is of the form __attribute__
((.
attribute-list))
This syntax is taken directly from GCC but unlike GCC, which allows attributes to be applied only to functions, types, and variables, OpenCL attributes can be associated with:
In general, the rules for how an attribute binds for a given context are non-trivial and the reader is pointed to GCC's documentation and Maurer and Wong's paper (See the "References" section in the OpenCL specification for details.)
Also see
Type Attributes, Variable Attributes, Block and Control-Flow Statement Attributes, Function Qualifiers
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