diff options
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_exp2.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_exp2.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_exp2.c b/sysdeps/ieee754/dbl-64/e_exp2.c index 30f0a8f529..7402bd7d89 100644 --- a/sysdeps/ieee754/dbl-64/e_exp2.c +++ b/sysdeps/ieee754/dbl-64/e_exp2.c @@ -1,5 +1,5 @@ /* Double-precision floating point 2^x. - Copyright (C) 1997-2015 Free Software Foundation, Inc. + Copyright (C) 1997-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Geoffrey Keating <geoffk@ozemail.com.au> @@ -120,7 +120,11 @@ __ieee754_exp2 (double x) if (!unsafe) return result; else - return result * scale_u.d; + { + result *= scale_u.d; + math_check_force_underflow_nonneg (result); + return result; + } } else /* Return x, if x is a NaN or Inf; or overflow, otherwise. */ |