diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/s_getpayloadl.c')
-rw-r--r-- | sysdeps/ieee754/ldbl-128/s_getpayloadl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/ieee754/ldbl-128/s_getpayloadl.c b/sysdeps/ieee754/ldbl-128/s_getpayloadl.c index db55a00f66..1fbe704608 100644 --- a/sysdeps/ieee754/ldbl-128/s_getpayloadl.c +++ b/sysdeps/ieee754/ldbl-128/s_getpayloadl.c @@ -26,6 +26,9 @@ __getpayloadl (const _Float128 *x) { uint64_t hx, lx; GET_LDOUBLE_WORDS64 (hx, lx, *x); + if ((hx & 0x7fff000000000000ULL) != 0x7fff000000000000ULL + || ((hx & 0xffffffffffffULL) | lx) == 0) + return -1; hx &= 0x7fffffffffffULL; /* Construct the representation of the return value directly, since 128-bit integers may not be available. */ |