diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/e_powl.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_powl.c b/sysdeps/ieee754/ldbl-128/e_powl.c index e6cd9751c2..a344840090 100644 --- a/sysdeps/ieee754/ldbl-128/e_powl.c +++ b/sysdeps/ieee754/ldbl-128/e_powl.c @@ -165,11 +165,12 @@ __ieee754_powl (_Float128 x, _Float128 y) /* y==zero: x**0 = 1 */ - if ((iy | q.parts32.w1 | q.parts32.w2 | q.parts32.w3) == 0) + if ((iy | q.parts32.w1 | q.parts32.w2 | q.parts32.w3) == 0 + && !issignaling (x)) return one; /* 1.0**y = 1; -1.0**+-Inf = 1 */ - if (x == one) + if (x == one && !issignaling (y)) return one; if (x == -1 && iy == 0x7fff0000 && (q.parts32.w1 | q.parts32.w2 | q.parts32.w3) == 0) |