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merge revision(s) 719486a642f0e282b02b958069b8b39b85b3aa1e: [Backport #21286]

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Fix C23 (GCC 15) WIN32 compatibility for rb_define_* functions

	Fixes [Bug #21286]
This commit is contained in:
Hiroshi SHIBATA 2025-05-13 11:20:43 +09:00
parent b133b39705
commit f91480d7a6
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GPG Key ID: F9CF13417264FAC2
2 changed files with 23 additions and 1 deletions
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22
include/ruby/internal/anyargs.h
View File

@ -84,12 +84,15 @@
#elif defined(_WIN32) || defined(__CYGWIN__)
# /* Skip due to [Bug #16134] */
# define RBIMPL_CAST_FN_PTR 1
#elif ! RBIMPL_HAS_ATTRIBUTE(transparent_union)
# /* :TODO: improve here, please find a way to support. */
# define RBIMPL_CAST_FN_PTR 1
#elif ! defined(HAVE_VA_ARGS_MACRO)
# /* :TODO: improve here, please find a way to support. */
# define RBIMPL_CAST_FN_PTR 1
#else
# /** @cond INTERNAL_MACRO */
@ -348,6 +351,25 @@ RBIMPL_ANYARGS_DECL(rb_define_method, VALUE, const char *)
#endif /* __cplusplus */
#if defined(RBIMPL_CAST_FN_PTR) && !defined(__cplusplus)
/* In C23, K&R style prototypes are gone and so `void foo(ANYARGS)` became
* equivalent to `void foo(void)` unlike in earlier versions. This is a problem
* for rb_define_* functions since that makes all valid functions one can pass
* trip -Wincompatible-pointer-types, which we treat as errors. This is mostly
* not a problem for the __builtin_choose_expr path, but outside of that we
* need to add a cast for compatibility.
*/
#define rb_define_method(klass, mid, func, arity) rb_define_method((klass), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_method_id(klass, mid, func, arity) rb_define_method_id((klass), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_singleton_method(obj, mid, func, arity) rb_define_singleton_method((obj), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_protected_method(klass, mid, func, arity) rb_define_protected_method((klass), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_private_method(klass, mid, func, arity) rb_define_private_method((klass), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_module_function(mod, mid, func, arity) rb_define_module_function((mod), (mid), (VALUE (*)(ANYARGS))(func), (arity))
#define rb_define_global_function(mid, func, arity) rb_define_global_function((mid), (VALUE (*)(ANYARGS))(func), (arity))
#undef RBIMPL_CAST_FN_PTR
#endif /* defined(RBIMPL_CAST_FN_PTR) && !defined(__cplusplus) */
/**
* This macro is to properly cast a function parameter of *_define_method
* family. It has been around since 1.x era so you can maximise backwards

2
version.h
View File

@ -11,7 +11,7 @@
# define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
#define RUBY_VERSION_TEENY 8
#define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
#define RUBY_PATCHLEVEL 263
#define RUBY_PATCHLEVEL 264
#include "ruby/version.h"
#include "ruby/internal/abi.h"