Regressions on trunk at revision 195423 vs revision 195414

[H.J. Lu Intel64]

New failures:
FAIL: c-c++-common/asan/sanity-check-pure-c-1.c  -O2  output pattern test, is , should match heap-use-after-free.*(
FAIL: c-c++-common/asan/sanity-check-pure-c-1.c  -O3 -fomit-frame-pointer  output pattern test, is =================================================================
FAIL: linking register
FAIL: tmpdir-g++.dg-struct-layout-1/t024 cp_compat_y_tst.o compile

New passes: