Regressions on trunk at revision 207023 vs revision 206958

[H.J. Lu x32]

New failures:
FAIL: gcc.dg/pr59846.c (test for excess errors)
FAIL: gcc.dg/pr59846.c  (test for warnings, line 14)
FAIL: gcc.dg/pr59846.c  (test for warnings, line 8)

New passes:
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -g -O0 -std=c99 (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -g -O0 -std=c99 (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -O2 -std=c99 (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -O2 -std=c99 (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -O3 -std=c99 (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -O3 -std=c99 (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -std=c99 (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus -std=c99 (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -fcilkplus (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -g -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -g -fcilkplus (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -g -O2 -ftree-vectorize -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -g -O2 -ftree-vectorize -fcilkplus (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O1 -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O1 -fcilkplus (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O2 -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O2 -fcilkplus (test for excess errors)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O3 -fcilkplus (internal compiler error)
FAIL: c-c++-common/cilk-plus/AN/rank_mismatch2.c  -O3 -fcilkplus (test for excess errors)