| author | Szabolcs Nagy <nsz@port70.net> | 2013年05月19日 14:43:32 +0000 |
|---|---|---|
| committer | Szabolcs Nagy <nsz@port70.net> | 2013年05月19日 14:43:32 +0000 |
| commit | 1e5eb73545ca6cfe8b918798835aaf6e07af5beb (patch) | |
| tree | d1af43fb6a86387586e5fbdcede7d2a3f56c78d4 /src/math/fmal.c | |
| parent | ffd8ac2dd50f99c3c83d7d9d845df9874ec3e7d5 (diff) | |
| download | musl-1e5eb73545ca6cfe8b918798835aaf6e07af5beb.tar.gz | |
| -rw-r--r-- | src/math/fmal.c | 2 |
diff --git a/src/math/fmal.c b/src/math/fmal.c index ccbe434d..87e30fcf 100644 --- a/src/math/fmal.c +++ b/src/math/fmal.c @@ -262,6 +262,8 @@ long double fmal(long double x, long double y, long double z) /* * There is no need to worry about double rounding in directed * rounding modes. + * TODO: underflow is not raised correctly, example in downward rounding: + * fmal(0x1.0000000001p-16000L, 0x1.0000000001p-400L, -0x1p-16440L) */ fesetround(oround); adj = r.lo + xy.lo; |