Regressions on lto at revision 148601 vs revision 148338

[H.J. Lu ia32]

New failures:
FAIL: g++.dg/torture/pr32950.C  -O1  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O1  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O2  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O2  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O2 -flto  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O2 -flto  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O2 -fwhopr  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O2 -fwhopr  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O3 -flto  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O3 -flto  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O3 -fomit-frame-pointer  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O3 -fwhopr  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O3 -fwhopr  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -O3 -g  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -O3 -g  (test for excess errors)
FAIL: g++.dg/torture/pr32950.C  -Os  (internal compiler error)
FAIL: g++.dg/torture/pr32950.C  -Os  (test for excess errors)
FAIL: gcc.dg/tree-ssa/prefetch-5.c scan-tree-dump-times aprefetch "Issued prefetch" 2
ERROR: (DejaGnu) proc "libgomp_target_compile lto2668.c lto2668.exe executable {{additional_flags=-O0 -flto}}" does not exist.

New passes:
FAIL: gcc.dg/vect/costmodel/i386/costmodel-vect-31.c scan-tree-dump-times vect "vectorization not profitable" 1
FAIL: gcc.dg/vect/costmodel/i386/costmodel-vect-31.c scan-tree-dump-times vect "vectorized 3 loops" 1
FAIL: gcc.dg/vect/costmodel/i386/costmodel-vect-33.c scan-tree-dump-times vect "vectorization not profitable" 1
FAIL: gcc.dg/vect/no-section-anchors-vect-31.c scan-tree-dump-times vect "Alignment of access forced using peeling" 2
FAIL: gcc.dg/vect/no-section-anchors-vect-31.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/no-section-anchors-vect-64.c scan-tree-dump-times vect "Alignment of access forced using peeling" 2
FAIL: gcc.dg/vect/no-section-anchors-vect-64.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/no-section-anchors-vect-66.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/no-section-anchors-vect-66.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/no-section-anchors-vect-68.c scan-tree-dump-times vect "Alignment of access forced using peeling" 2
FAIL: gcc.dg/vect/no-section-anchors-vect-68.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/no-section-anchors-vect-69.c scan-tree-dump-times vect "Alignment of access forced using peeling" 2
FAIL: gcc.dg/vect/no-section-anchors-vect-69.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/pr25413.c scan-tree-dump-times vect "not vectorized: unsupported unaligned store" 1
FAIL: gcc.dg/vect/pr25413.c scan-tree-dump-times vect "vector alignment may not be reachable" 1
FAIL: gcc.dg/vect/pr25413.c scan-tree-dump-times vect "vectorized 1 loops" 0
FAIL: gcc.dg/vect/slp-25.c scan-tree-dump-times vect "Alignment of access forced using peeling" 2
FAIL: gcc.dg/vect/slp-25.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-109.c scan-tree-dump-times vect "not vectorized: unsupported unaligned store" 2
FAIL: gcc.dg/vect/vect-26.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-28.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-33.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-42.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-42.c scan-tree-dump-times vect "Vectorizing an unaligned access" 4
FAIL: gcc.dg/vect/vect-44.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-44.c scan-tree-dump-times vect "Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-50.c scan-tree-dump-times vect "Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-54.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-54.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-58.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-58.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-70.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-70.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-87.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-87.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-88.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-88.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-89.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-89.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-91.c scan-tree-dump-times vect "Alignment of access forced using peeling" 3
FAIL: gcc.dg/vect/vect-92.c scan-tree-dump-times vect "Alignment of access forced using peeling" 3
FAIL: gcc.dg/vect/vect-92.c scan-tree-dump-times vect "Vectorizing an unaligned access" 0
FAIL: gcc.dg/vect/vect-93.c scan-tree-dump-times vect "Alignment of access forced using peeling" 3
FAIL: gcc.dg/vect/vect-93.c scan-tree-dump-times vect "Vectorizing an unaligned access" 1
FAIL: gcc.dg/vect/vect-95.c scan-tree-dump-times vect "Alignment of access forced using versioning" 2
FAIL: gcc.dg/vect/vect-95.c scan-tree-dump-times vect "Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-96.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-align-1.c scan-tree-dump-times vect "Alignment of access forced using versioning" 1
FAIL: gcc.dg/vect/vect-align-2.c scan-tree-dump-times vect "Alignment of access forced using versioning" 1
FAIL: gcc.dg/vect/vect-multitypes-1.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-multitypes-1.c scan-tree-dump-times vect "Vectorizing an unaligned access" 2
FAIL: gcc.dg/vect/vect-multitypes-1.c scan-tree-dump-times vect "vectorized 1 loops" 1
FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "Alignment of access forced using peeling" 1
FAIL: gcc.dg/vect/vect-multitypes-4.c scan-tree-dump-times vect "vectorized 1 loops" 1
ERROR: (DejaGnu) proc "libgomp_target_compile lto30487.c lto30487.exe executable {{additional_flags=-O0 -flto}}" does not exist.