[SG10] Should the argument to __has_cpp_attribute be expanded by the preprocessor?
Jonathan Wakely
cxx at kayari.org
Mon Mar 9 14:33:53 CET 2015
We couldn't wok out whether SD-6 intends this to work:
#define D deprecated
#if __has_cpp_attribute (D)
#endif
Currently GCC performs macro-expansion but Clang doesn't.
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