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-rw-r--r--math/s_catanh.c13
1 files changed, 2 insertions, 11 deletions
diff --git a/math/s_catanh.c b/math/s_catanh.c
index 281183efdd..11ea06246e 100644
--- a/math/s_catanh.c
+++ b/math/s_catanh.c
@@ -1,5 +1,5 @@
/* Return arc hyperbole tangent for double value.
- 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 Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -125,16 +125,7 @@ __catanh (__complex__ double x)
__imag__ res = 0.5 * __ieee754_atan2 (2.0 * __imag__ x, den);
}
- if (fabs (__real__ res) < DBL_MIN)
- {
- volatile double force_underflow = __real__ res * __real__ res;
- (void) force_underflow;
- }
- if (fabs (__imag__ res) < DBL_MIN)
- {
- volatile double force_underflow = __imag__ res * __imag__ res;
- (void) force_underflow;
- }
+ math_check_force_underflow_complex (res);
}
return res;