diff options
| -rw-r--r-- | newlib/libm/common/s_modf.c | 1 | ||||
| -rw-r--r-- | newlib/libm/common/sf_modf.c | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/newlib/libm/common/s_modf.c b/newlib/libm/common/s_modf.c index 8551a99e4..c948b8525 100644 --- a/newlib/libm/common/s_modf.c +++ b/newlib/libm/common/s_modf.c @@ -100,6 +100,7 @@ static double one = 1.0; } else if (j0>51) { /* no fraction part */ __uint32_t high; *iptr = x*one; + if (__fpclassifyd(x) == FP_NAN) return x+x; /* x is NaN, return NaN */ GET_HIGH_WORD(high,x); INSERT_WORDS(x,high&0x80000000,0); /* return +-0 */ return x; diff --git a/newlib/libm/common/sf_modf.c b/newlib/libm/common/sf_modf.c index 6c64e3fa0..ae970762b 100644 --- a/newlib/libm/common/sf_modf.c +++ b/newlib/libm/common/sf_modf.c @@ -52,6 +52,7 @@ static float one = 1.0; } else { /* no fraction part */ __uint32_t ix; *iptr = x*one; + if (__fpclassifyf(x) == FP_NAN) return x+x; /* x is NaN, return NaN */ GET_FLOAT_WORD(ix,x); SET_FLOAT_WORD(x,ix&0x80000000); /* return +-0 */ return x; |