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-rw-r--r--autoconf/acinclude.m44
1 files changed, 4 insertions, 0 deletions
diff --git a/autoconf/acinclude.m4 b/autoconf/acinclude.m4
index a157839..3925d66 100644
--- a/autoconf/acinclude.m4
+++ b/autoconf/acinclude.m4
@@ -6295,4 +6295,8 @@ AC_SINGLE_CXX_CHECK([HAVE_STD_ISINF_IN_CMATH], [ac_cv_func_std_isinf_in_cmath],
[std::isinf], [<cmath>],
[#include <cmath>
using std::isinf; int foo(float f) {return isinf(f);}])
+AC_SINGLE_CXX_CHECK([HAVE_FINITE_IN_IEEEFP_H], [ac_cv_func_finite_in_ieeefp_h],
+ [finite], [<ieeefp.h>],
+ [#include <ieeefp.h>
+ int foo(float f) {return finite(f);}])
])