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-rw-r--r--sysdeps/ieee754/dbl-64/s_fma.c2
-rw-r--r--sysdeps/ieee754/ldbl-128/s_fmal.c2
-rw-r--r--sysdeps/ieee754/ldbl-96/s_fmal.c2
3 files changed, 3 insertions, 3 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;
diff --git a/sysdeps/ieee754/ldbl-128/s_fmal.c b/sysdeps/ieee754/ldbl-128/s_fmal.c
index b13178ffe7..5abc9105e5 100644
--- a/sysdeps/ieee754/ldbl-128/s_fmal.c
+++ b/sysdeps/ieee754/ldbl-128/s_fmal.c
@@ -121,7 +121,7 @@ __fmal (long double x, long double y, long double z)
very small, adjust them up to avoid spurious underflows,
rather than down. */
if (u.ieee.exponent + v.ieee.exponent
- <= IEEE854_LONG_DOUBLE_BIAS + LDBL_MANT_DIG)
+ <= IEEE854_LONG_DOUBLE_BIAS + 2 * LDBL_MANT_DIG)
{
if (u.ieee.exponent > v.ieee.exponent)
u.ieee.exponent += 2 * LDBL_MANT_DIG + 2;
diff --git a/sysdeps/ieee754/ldbl-96/s_fmal.c b/sysdeps/ieee754/ldbl-96/s_fmal.c
index eec5a02e0b..1232c9ebad 100644
--- a/sysdeps/ieee754/ldbl-96/s_fmal.c
+++ b/sysdeps/ieee754/ldbl-96/s_fmal.c
@@ -119,7 +119,7 @@ __fmal (long double x, long double y, long double z)
very small, adjust them up to avoid spurious underflows,
rather than down. */
if (u.ieee.exponent + v.ieee.exponent
- <= IEEE854_LONG_DOUBLE_BIAS + LDBL_MANT_DIG)
+ <= IEEE854_LONG_DOUBLE_BIAS + 2 * LDBL_MANT_DIG)
{
if (u.ieee.exponent > v.ieee.exponent)
u.ieee.exponent += 2 * LDBL_MANT_DIG + 2;