summaryrefslogtreecommitdiffstats
path: root/src/boost/libs/config/test/boost_has_log1p.ipp
diff options
context:
space:
mode:
Diffstat (limited to 'src/boost/libs/config/test/boost_has_log1p.ipp')
-rw-r--r--src/boost/libs/config/test/boost_has_log1p.ipp24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/boost/libs/config/test/boost_has_log1p.ipp b/src/boost/libs/config/test/boost_has_log1p.ipp
new file mode 100644
index 00000000..9454d00b
--- /dev/null
+++ b/src/boost/libs/config/test/boost_has_log1p.ipp
@@ -0,0 +1,24 @@
+// (C) Copyright John Maddock 2005.
+// Use, modification and distribution are subject to 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)
+
+// See http://www.boost.org/libs/config for most recent version.
+
+// MACRO: BOOST_HAS_LOG1P
+// TITLE: log1p
+// DESCRIPTION: The std lib has a C99-conforming log1p function.
+
+#include <math.h>
+
+namespace boost_has_log1p{
+
+int test()
+{
+ double x = 0.5;
+ x = ::log1p(x);
+ (void)x;
+ return 0;
+}
+
+}