diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c b/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c index c050944c0c..30b1540a88 100644 --- a/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c +++ b/sysdeps/ieee754/ldbl-128ibm/s_nextafterl.c @@ -66,8 +66,11 @@ long double __nextafterl(long double x, long double y) long double with a 106 bit mantissa, and nextafterl is insane with variable precision. So to make nextafterl sane we assume 106 bit precision. */ - if((hx==0xffefffffffffffffLL)&&(lx==0xfc8ffffffffffffeLL)) - return x+x; /* overflow, return -inf */ + if((hx==0xffefffffffffffffLL)&&(lx==0xfc8ffffffffffffeLL)) { + u = x+x; /* overflow, return -inf */ + math_force_eval (u); + return y; + } if (hx >= 0x7ff0000000000000LL) { u = 0x1.fffffffffffff7ffffffffffff8p+1023L; return u; @@ -93,8 +96,11 @@ long double __nextafterl(long double x, long double y) } return x - u; } else { /* x < y, x += ulp */ - if((hx==0x7fefffffffffffffLL)&&(lx==0x7c8ffffffffffffeLL)) - return x+x; /* overflow, return +inf */ + if((hx==0x7fefffffffffffffLL)&&(lx==0x7c8ffffffffffffeLL)) { + u = x+x; /* overflow, return +inf */ + math_force_eval (u); + return y; + } if ((uint64_t) hx >= 0xfff0000000000000ULL) { u = -0x1.fffffffffffff7ffffffffffff8p+1023L; return u; |