------- Comment #10 from rguenth at gcc dot gnu dot org 2008-11-30 21:29
-------
"
/usr/lib/gcc-snapshot/libexec/gcc/i486-linux-gnu/4.4.0/cc1 -quiet -v -I.
-D_REENTRANT -DPIC ./jidctint.c -quiet -dumpbase jidctint.c -mtune=i486
-auxbase-strip .libs/jidctint.o -g -g -O2 -Wall -version -fPIC -o
/tmp/cc5hqg0m.s
"
so it uses -mtune=i486 - this optimizes the multiplication for i486 where imul
is slow. The difference to 4.3 is a packaging issue in Debian.
--
rguenth at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution| |INVALID
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38328
