Ruby 3.4.3p32 (2025-04-14 revision d0b7e5b6a04bde21ca483d20a1546b28b401c2d4)
constant_p.h
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1#ifndef RBIMPL_CONSTANT_P_H /*-*-C++-*-vi:se ft=cpp:*/
2#define RBIMPL_CONSTANT_P_H
30
32#if RBIMPL_HAS_BUILTIN(__builtin_constant_p)
33# define RBIMPL_CONSTANT_P(expr) __builtin_constant_p(expr)
34#else
35# define RBIMPL_CONSTANT_P(expr) 0
36#endif
37
38#endif /* RBIMPL_CONSTANT_P_H */
Defines RBIMPL_HAS_BUILTIN.