New failures: New passes: FAIL: gcc.dg/pch/cpp-1.c -O2 -I. -Dwith_PCH (internal compiler error) FAIL: gcc.dg/pch/cpp-1.c -O2 -I. -Dwith_PCH (test for excess errors) FAIL: gcc.dg/pch/cpp-1.c -O2 assembly comparison