Hello, could please a middle-end maintainer have a look at that one: http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00828.html > 2008-02-20 Andreas Krebbel <krebbel1@de.ibm.com> > > * cse.c (cse_extended_basic_block): Invalidate artificial defs > at bb start. OK for mainline and 4.3 branch after 4.3.0 is out? Bye, -Andreas-