diff options
| -rw-r--r-- | sysdeps/ieee754/dbl-64/s_fma.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/ieee754/dbl-64/s_fma.c b/sysdeps/ieee754/dbl-64/s_fma.c index c5f5abdc68..79a3cd721d 100644 --- a/sysdeps/ieee754/dbl-64/s_fma.c +++ b/sysdeps/ieee754/dbl-64/s_fma.c @@ -244,6 +244,9 @@ __fma (double x, double y, double z) /* Reset rounding mode and test for inexact simultaneously. */ int j = libc_feupdateenv_test (&env, FE_INEXACT) != 0; + /* Ensure value of a1 + u.d is not reused. */ + a1 = math_opt_barrier (a1); + if (__glibc_likely (adjust == 0)) { if ((u.ieee.mantissa1 & 1) == 0 && u.ieee.exponent != 0x7ff) |