diff options
| -rw-r--r-- | newlib/libc/stdlib/strtod.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/newlib/libc/stdlib/strtod.c b/newlib/libc/stdlib/strtod.c index 402510cdf..0cfa9e6ae 100644 --- a/newlib/libc/stdlib/strtod.c +++ b/newlib/libc/stdlib/strtod.c @@ -1186,7 +1186,16 @@ _strtod_l (struct _reent *ptr, const char *__restrict s00, char **__restrict se, #endif if (y == z) { /* Can we stop now? */ +#ifndef _DOUBLE_IS_32BITS + /* If FE_INVALID floating point exceptions are + enabled, a conversion to a 32 bit value is + dangerous. A positive double value can result + in a negative 32 bit int, thus raising SIGFPE. + To avoid this, always convert into 64 bit here. */ + __int64_t L = (__int64_t)aadj; +#else L = (Long)aadj; +#endif aadj -= L; /* The tolerances below are conservative. */ if (dsign || dword1(rv) || dword0(rv) & Bndry_mask) { |