Regressions on trunk at revision 228175 vs revision 228173

[H.J. Lu x32 -fpic]

New failures:

New passes:
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++11  scan-assembler _ZN12MisplacedDbgI3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:35\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++11  scan-assembler _ZN12MisplacedDbgI4FullED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:22\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++11  scan-assembler _ZN12MisplacedDbgIP3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:29\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++14  scan-assembler _ZN12MisplacedDbgI3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:35\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++14  scan-assembler _ZN12MisplacedDbgI4FullED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:22\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++14  scan-assembler _ZN12MisplacedDbgIP3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:29\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++98  scan-assembler _ZN12MisplacedDbgI3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:35\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++98  scan-assembler _ZN12MisplacedDbgI4FullED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:22\\n
FAIL: g++.dg/debug/dwarf2/pr44641.C  -std=gnu++98  scan-assembler _ZN12MisplacedDbgIP3ArgED0Ev:[^\\t]*(\\t.(fnstart|frame|mask|file)[^\\t]*)*\\t[^:]+:29\\n