Merge FreeBSD patches.

Taken from: http://svnweb.freebsd.org/ports/head/devel/simgear/files/
2014-11-11 22:29:24 +00:00
parent 365ddb84a7
commit 1b7f310ea6
3 changed files with 5 additions and 3 deletions
@@ -276,12 +276,12 @@ SET(CMAKE_MINSIZEREL_POSTFIX "" CACHE STRING "add a postfix, usually empty on wi
 # isnan might not be real symbol, so can't check using function_exists
 check_cxx_source_compiles(
    "#include <cmath> 
-    void f() { isnan(0.0);} "
+    int main() { return isnan(0.0);} "
    HAVE_ISNAN)

 check_cxx_source_compiles(
    "#include <cmath> 
-    void f() { std::isnan(0.0);} "
+    int main() { return std::isnan(0.0);} "
    HAVE_STD_ISNAN)

 if(CMAKE_COMPILER_IS_GNUCXX)