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Diffstat (limited to 'sysdeps/ieee754/dbl-64/s_fma.c')
-rw-r--r--sysdeps/ieee754/dbl-64/s_fma.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/ieee754/dbl-64/s_fma.c b/sysdeps/ieee754/dbl-64/s_fma.c
index 716b41273d..278b690f9b 100644
--- a/sysdeps/ieee754/dbl-64/s_fma.c
+++ b/sysdeps/ieee754/dbl-64/s_fma.c
@@ -117,7 +117,7 @@ __fma (double x, double y, double z)
 	     very small, adjust them up to avoid spurious underflows,
 	     rather than down.  */
 	  if (u.ieee.exponent + v.ieee.exponent
-	      <= IEEE754_DOUBLE_BIAS + DBL_MANT_DIG)
+	      <= IEEE754_DOUBLE_BIAS + 2 * DBL_MANT_DIG)
 	    {
 	      if (u.ieee.exponent > v.ieee.exponent)
 		u.ieee.exponent += 2 * DBL_MANT_DIG + 2;