From 98e565ec78cb4a07ffde8589ac4581fca31e9c17 Mon Sep 17 00:00:00 2001 From: mrkn Date: Thu, 7 Jan 2016 13:35:32 +0000 Subject: [PATCH] * ruby.h: undef HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P and HAVE_BUILTIN___BUILTIN_TYPES_COMPATIBLE_P on C++. [ruby-core:72736] [Bug #11962] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53455 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 6 ++++++ include/ruby/ruby.h | 7 +++++++ 2 files changed, 13 insertions(+) diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h index 7aabf5b..82dca14 100644 --- a/include/ruby/ruby.h +++ b/include/ruby/ruby.h @@ -26,6 +26,13 @@ extern "C" { #include RUBY_EXTCONF_H #endif +#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 +#endif + #include "defines.h" #define NORETURN_STYLE_NEW 1