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Diffstat (limited to 'sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c')
-rw-r--r--sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c b/sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c
index 5ccb78cf03..f08d5b337d 100644
--- a/sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c
+++ b/sysdeps/ieee754/dbl-64/wordsize-64/e_log2.c
@@ -81,7 +81,7 @@ __ieee754_log2 (double x)
if (hx < INT64_C(0x0010000000000000))
{ /* x < 2**-1022 */
if (__glibc_unlikely ((hx & UINT64_C(0x7fffffffffffffff)) == 0))
- return -two54 / (x - x); /* log(+-0)=-inf */
+ return -two54 / fabs (x); /* log(+-0)=-inf */
if (__glibc_unlikely (hx < 0))
return (x - x) / (x - x); /* log(-#) = NaN */
k -= 54;