Handle isnan at a more central place.

Do not distribute architecture specific code across a lot of places.
2012-09-27 18:44:14 +02:00
parent fcd1733787
commit 7bcf02a0b4
4 changed files with 10 additions and 7 deletions
@@ -232,6 +232,11 @@ check_cxx_source_compiles(
    void f() { isnan(0.0);} "
    HAVE_ISNAN)

+check_cxx_source_compiles(
+    "#include <cmath> 
+    void f() { std::isnan(0.0);} "
+    HAVE_STD_ISNAN)
+
 if(CMAKE_COMPILER_IS_GNUCXX)
    set(WARNING_FLAGS_CXX "-Wall")
    set(WARNING_FLAGS_C   "-Wall")