diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/s_log1pl.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128/s_log1pl.c b/sysdeps/ieee754/ldbl-128/s_log1pl.c index b70a55b758..ff759bc000 100644 --- a/sysdeps/ieee754/ldbl-128/s_log1pl.c +++ b/sysdeps/ieee754/ldbl-128/s_log1pl.c @@ -53,6 +53,7 @@ <http://www.gnu.org/licenses/>. */ +#include <float.h> #include <math.h> #include <math_private.h> @@ -140,6 +141,11 @@ __log1pl (long double xm1) if ((hx & 0x7fffffff) < 0x3f8e0000) { + if (fabsl (xm1) < LDBL_MIN) + { + long double force_underflow = xm1 * xm1; + math_force_eval (force_underflow); + } if ((int) xm1 == 0) return xm1; } |