Regressions on trunk at revision 218991 vs revision 218988

[H.J. Lu Intel64 -fpic -mcmodel=medium -mcmodel=large]

New failures:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff4b6b235c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff63909b7c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffbf0fed2c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffaf2c220c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffb338613c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffef9dc97c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff27654bfc with insufficient space for an object of type 'char'
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_abi.cc
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: could not compile testsuite_shared.cc
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-dg/conformance.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-intel64/src-trunk/libstdc++-v3/testsuite/libstdc++-prettyprinters/prettyprinters.exp.

New passes:
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff1b728ecc with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff1cbcb2ac with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffcd673cbc with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff1b01c96c with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff9cd983dc with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fffffc463bc with insufficient space for an object of type 'char'
FAIL: c-c++-common/ubsan/object-size-9.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test, is c-c++-common/ubsan/object-size-9.c:21:11: runtime error: load of address 0x7fff6ff51f7c with insufficient space for an object of type 'char'
FAIL: ext/profile/mutex_extensions_neg.cc  (test for errors, line 306)
FAIL: ext/profile/mutex_extensions_neg.cc  (test for errors, line 306)
FAIL: ext/profile/mutex_extensions_neg.cc  (test for errors, line 306)
FAIL: ext/profile/mutex_extensions_neg.cc (test for excess errors)
FAIL: ext/profile/mutex_extensions_neg.cc (test for excess errors)
FAIL: ext/profile/mutex_extensions_neg.cc (test for excess errors)