Regressions on releases/gcc-11 at commit r11-9231 vs commit r11-9219 on Linux/x86_64

[H.J. Lu]

New failures:
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++14  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++14  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++14  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++14 (test for excess errors)
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++17  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++17  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++17  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++17 (test for excess errors)
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++2a  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++2a  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++2a  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++2a (test for excess errors)
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++98  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++98  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++98  scan-tree-dump-not optimized "goto"
FAIL: g++.dg/warn/Warray-bounds-16.C  -std=gnu++98 (test for excess errors)

New passes: