Regressions on trunk at revision 260021 vs revision 259986

[H.J. Lu]

New failures:
FAIL: gcc.dg/tree-prof/val-prof-9.c scan-tree-dump optimized "return 3;"

New passes:
FAIL: gcc.dg/tree-prof/merge_block.c scan-tree-dump-times optimized "teststruct" 2
FAIL: gcc.dg/tree-prof/update-tailcall.c scan-tree-dump optimized "return 3;"