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| author | Thomas Schwinge <thomas@codesourcery.com> | 2013-05-23 18:00:10 +0200 |
|---|---|---|
| committer | Thomas Schwinge <thomas@codesourcery.com> | 2013-08-29 12:22:10 +0200 |
| commit | 0007fc9bdd1d9efcd52d07837f2cd085b5a8f58b (patch) | |
| tree | b3c86dbee5b95c24a8413be634ae11318ceb2f8e /stdlib/strtod_l.c | |
| parent | f1cc4c8654b6bc431273286d3562942c50975caf (diff) | |
[BZ #15522] strtod ("nan(N)") returning a sNaN in some cases
Diffstat (limited to 'stdlib/strtod_l.c')
| -rw-r--r-- | stdlib/strtod_l.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/stdlib/strtod_l.c b/stdlib/strtod_l.c index 5b41e2b06e..8f60653fb0 100644 --- a/stdlib/strtod_l.c +++ b/stdlib/strtod_l.c @@ -42,11 +42,10 @@ extern unsigned long long int ____strtoull_l_internal (const char *, char **, # define SET_MANTISSA(flt, mant) \ do { union ieee754_double u; \ u.d = (flt); \ - if ((mant & 0xfffffffffffffULL) == 0) \ - mant = 0x8000000000000ULL; \ - u.ieee.mantissa0 = ((mant) >> 32) & 0xfffff; \ - u.ieee.mantissa1 = (mant) & 0xffffffff; \ - (flt) = u.d; \ + u.ieee_nan.mantissa0 = (mant) >> 32; \ + u.ieee_nan.mantissa1 = (mant); \ + if ((u.ieee.mantissa0 | u.ieee.mantissa1) != 0) \ + (flt) = u.d; \ } while (0) #endif /* End of configuration part. */ |