------- Comment #5 from ubizjak at gmail dot com 2008-02-05 09:45 -------
optabs.c, line 5150:
--cut here--
/* Unsigned integer, and no way to convert directly. Convert as signed,
then unconditionally adjust the result. For decimal float values we
do this only if we have already determined that a signed conversion
provides sufficient accuracy. */
if (unsignedp && (can_do_signed || !DECIMAL_FLOAT_MODE_P (GET_MODE (to))))
--cht here--
Hm? We shortcut with !DECIMAL_FLOAT_MODE_P (...) here. Janis?
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35083