diff options
Diffstat (limited to 'math/s_csinhf.c')
| -rw-r--r-- | math/s_csinhf.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/math/s_csinhf.c b/math/s_csinhf.c index ba85e79b8a..4b019a0ed8 100644 --- a/math/s_csinhf.c +++ b/math/s_csinhf.c @@ -42,7 +42,15 @@ __csinhf (__complex__ float x) const int t = (int) ((FLT_MAX_EXP - 1) * M_LN2); float sinix, cosix; - __sincosf (__imag__ x, &sinix, &cosix); + if (__builtin_expect (icls != FP_SUBNORMAL, 1)) + { + __sincosf (__imag__ x, &sinix, &cosix); + } + else + { + sinix = __imag__ x; + cosix = 1.0f; + } if (fabsf (__real__ x) > t) { @@ -109,7 +117,15 @@ __csinhf (__complex__ float x) /* Imaginary part is finite. */ float sinix, cosix; - __sincosf (__imag__ x, &sinix, &cosix); + if (__builtin_expect (icls != FP_SUBNORMAL, 1)) + { + __sincosf (__imag__ x, &sinix, &cosix); + } + else + { + sinix = __imag__ x; + cosix = 1.0f; + } __real__ retval = __copysignf (HUGE_VALF, cosix); __imag__ retval = __copysignf (HUGE_VALF, sinix); |