Regressions on trunk at revision 266358 vs revision 266349

[H.J. Lu (x32)]

New failures:
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O0  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O1  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O2  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -O3 -g  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-6.c   -Os  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O0  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O1  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O2 -flto -fno-use-linker-plugin -flto-partition=none  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O2  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -O3 -g  output pattern test
FAIL: c-c++-common/ubsan/div-by-zero-7.c   -Os  output pattern test
ERROR: tcl error sourcing /export/gnu/import/git/gcc-test-x32/src-trunk/gcc/testsuite/g++.dg/lto/lto.exp.
ERROR: unmatched open brace in list

New passes: