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authorDavid Chisnall <csdavec@swan.ac.uk>2011-11-13 17:15:33 +0000
committerDavid Chisnall <csdavec@swan.ac.uk>2011-11-13 17:15:33 +0000
commit5e8e0448c37054b60c208aa228f18341b31f54c5 (patch)
tree994e26ad1b730c2c0d50d03e3ebe849dcef4ee07
parent1871ed3d79add9cce582d221056f91aa0e1cbf86 (diff)
downloadbcm5719-llvm-5e8e0448c37054b60c208aa228f18341b31f54c5.tar.gz
bcm5719-llvm-5e8e0448c37054b60c208aa228f18341b31f54c5.zip
On FreeBSD, define a macro that causes the unimplemented C99 math.h functions to be declared. This prevents <cmath> users from being broken, unless they actually use the C++ wrappers that call the missing functions.
llvm-svn: 144501
-rw-r--r--libcxx/include/__config3
1 files changed, 3 insertions, 0 deletions
diff --git a/libcxx/include/__config b/libcxx/include/__config
index c78dab53ade..0f6c77dd981 100644
--- a/libcxx/include/__config
+++ b/libcxx/include/__config
@@ -374,6 +374,9 @@ template <unsigned> struct __static_assert_check {};
#if __APPLE__ || __FreeBSD__ || _WIN32
#define _LIBCPP_LOCALE__L_EXTENSIONS 1
#endif
+#if __FreeBSD__
+#define _DECLARE_C99_LDBL_MATH 1
+#endif
#if __APPLE__ || __FreeBSD__
#define _LIBCPP_HAS_DEFAULTRUNELOCALE
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