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Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_expm1l.c')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_expm1l.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_expm1l.c b/sysdeps/ieee754/ldbl-128ibm/s_expm1l.c
index 7350065..f631edd 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_expm1l.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_expm1l.c
@@ -51,6 +51,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
+#include <errno.h>
#include "math.h"
#include "math_private.h"
#include <math_ldbl_opt.h>
@@ -120,7 +121,10 @@ __expm1l (long double x)
/* Overflow. */
if (x > maxlog)
- return (big * big);
+ {
+ __set_errno (ERANGE);
+ return (big * big);
+ }
/* Minimum value. */
if (x < minarg)