constant_p.h

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#ifndef RBIMPL_CONSTANT_P_H                          /*-*-C++-*-vi:se ft=cpp:*/
#define RBIMPL_CONSTANT_P_H
#include "ruby/internal/has/builtin.h"

#if RBIMPL_HAS_BUILTIN(__builtin_constant_p)
# define RBIMPL_CONSTANT_P(expr) __builtin_constant_p(expr)
#else
# define RBIMPL_CONSTANT_P(expr) 0
#endif
 
#endif /* RBIMPL_CONSTANT_P_H */