Regressions on trunk at revision 234386 vs revision 234369

[Intel Automatic Testing System [ia32 Core AVX2 PIC]]

New failures:

New passes:
FAIL: g++.dg/ext/label13a.C  -std=gnu++11 execution test
FAIL: g++.dg/ext/label13a.C  -std=gnu++11  scan-assembler _ZN1CC4Ev
FAIL: g++.dg/ext/label13a.C  -std=gnu++14 execution test
FAIL: g++.dg/ext/label13a.C  -std=gnu++14  scan-assembler _ZN1CC4Ev
FAIL: g++.dg/ext/label13a.C  -std=gnu++98 execution test
FAIL: g++.dg/ext/label13a.C  -std=gnu++98  scan-assembler _ZN1CC4Ev