Regressions on master at commit r12-4251 vs commit r12-4238 on Linux/i686

[H.J. Lu]

New failures:
FAIL: g++.dg/modules/xtreme-header-5_a.H module-cmi  (gcm.cache/$srcdir/g++.dg/modules/xtreme-header-5_a.H.gcm)
FAIL: g++.dg/modules/xtreme-header-5_a.H module-cmi  (gcm.cache/$srcdir/g++.dg/modules/xtreme-header-5_a.H.gcm)
FAIL: g++.dg/modules/xtreme-header-5_a.H -std=c++2a (internal compiler error)
FAIL: g++.dg/modules/xtreme-header-5_a.H -std=c++2a (test for excess errors)
FAIL: g++.dg/modules/xtreme-header-5_a.H -std=c++2b (internal compiler error)
FAIL: g++.dg/modules/xtreme-header-5_a.H -std=c++2b (test for excess errors)
FAIL: g++.dg/modules/xtreme-header-5_b.C -std=c++2a (test for excess errors)
FAIL: g++.dg/modules/xtreme-header-5_b.C -std=c++2b (test for excess errors)
FAIL: g++.dg/modules/xtreme-header-5_c.C -std=c++2a (test for excess errors)
FAIL: g++.dg/modules/xtreme-header-5_c.C -std=c++2b (test for excess errors)
FAIL: libgomp.c++/scan-10.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-11.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-11.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-12.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-12.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-13.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-13.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-14.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-14.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-15.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-15.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-16.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-16.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-17.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-18.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-19.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c/scan-20.c scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.c++/scan-9.C scan-tree-dump-times vect "vectorized [2-6] loops" 2
FAIL: libgomp.graphite/force-parallel-8.c scan-tree-dump-times graphite "5 loops carried no dependency" 1

New passes: