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-rw-r--r--src/boost/libs/predef/test/macos_vs_bsd.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/boost/libs/predef/test/macos_vs_bsd.c b/src/boost/libs/predef/test/macos_vs_bsd.c
new file mode 100644
index 000000000..173b5a42a
--- /dev/null
+++ b/src/boost/libs/predef/test/macos_vs_bsd.c
@@ -0,0 +1,19 @@
+/*
+Copyright Rene Rivera 2013
+Distributed under the Boost Software License, Version 1.0.
+(See accompanying file LICENSE_1_0.txt or copy at
+http://www.boost.org/LICENSE_1_0.txt)
+*/
+
+/*
+ * OSX can masquerade as BSD when sys/param.h is previously included.
+ * So we test that we only detect OSX in this combination.
+ */
+#if defined(__APPLE__)
+# include <sys/param.h>
+# include <boost/predef/os/bsd.h>
+# include <boost/predef/os/macos.h>
+# if !BOOST_OS_MACOS || BOOST_OS_BSD
+# error "BOOST_OS_MACOS not detected and/or BOOST_OS_BSD mis-detected."
+# endif
+#endif