http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54490
--- Comment #2 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2012-09-05 21:24:40 UTC --- I see hundreds of spill fails riunning the test suite -- with AVR-Libc. Some months ago, 2 or 3 pathological test cases failes with spill fails. Now there are hundreds of fails for simple test cases...