From 7b410abfb8e976a78f7f9a7139ad5140a67b41ad Mon Sep 17 00:00:00 2001 From: nobu Date: Tue, 26 Oct 2010 00:13:37 +0000 Subject: * configure.in (rb_cv_gcc_atomic_builtins): check for atomic builtins, all are not available in Apple derivative gcc. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29593 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- signal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'signal.c') diff --git a/signal.c b/signal.c index 0c0675e839..9b63046ec0 100644 --- a/signal.c +++ b/signal.c @@ -25,7 +25,7 @@ typedef LONG rb_atomic_t; # define ATOMIC_INC(var) InterlockedIncrement(&(var)) # define ATOMIC_DEC(var) InterlockedDecrement(&(var)) -#elif __GNUC__ >= 4 +#elif defined HAVE_GCC_ATOMIC_BUILTINS /* @shyouhei hack to support atomic operations in case of gcc. Gcc * has its own pseudo-insns to support them. See info, or * http://gcc.gnu.org/onlinedocs/gcc/Atomic-Builtins.html */ -- cgit v1.2.3