X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=src%2Fmath%2Ffmal.c;h=87e30fcf65394f71b34027081feb9cab0f013ca4;hp=ccbe434d0eae6b883fc07e48bc3b5b79f9c971ff;hb=1e5eb73545ca6cfe8b918798835aaf6e07af5beb;hpb=033a9d6ad2a65ac03156b179e7c6101d2e72c4c0

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;