diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/ruby/defines.h | 11 | ||||
| -rw-r--r-- | include/ruby/ruby.h | 6 |
2 files changed, 15 insertions, 2 deletions
diff --git a/include/ruby/defines.h b/include/ruby/defines.h index 84aca93856..2c72a7cb8a 100644 --- a/include/ruby/defines.h +++ b/include/ruby/defines.h @@ -72,6 +72,17 @@ extern "C" { # define GCC_VERSION_SINCE(major, minor, patchlevel) 0 # endif #endif +#ifndef GCC_VERSION_BEFORE +# if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__) +# define GCC_VERSION_BEFORE(major, minor, patchlevel) \ + ((__GNUC__ < (major)) || \ + ((__GNUC__ == (major) && \ + ((__GNUC_MINOR__ < (minor)) || \ + (__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ <= (patchlevel)))))) +# else +# define GCC_VERSION_BEFORE(major, minor, patchlevel) 0 +# endif +#endif /* likely */ #if __GNUC__ >= 3 diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h index 56aca0db5f..7c1b909113 100644 --- a/include/ruby/ruby.h +++ b/include/ruby/ruby.h @@ -26,15 +26,17 @@ extern "C" { #include RUBY_EXTCONF_H #endif +#include "defines.h" + #if defined(__cplusplus) /* __builtin_choose_expr and __builtin_types_compatible aren't available * on C++. See https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html */ # undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P # undef HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P +#elif GCC_VERSION_BEFORE(4,8,6) /* Bug #14221 */ +# undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P #endif -#include "defines.h" - #ifndef ASSUME # ifdef UNREACHABLE # define ASSUME(x) (RB_LIKELY(!!(x)) ? (void)0 : UNREACHABLE) |