Regressions on trunk at revision 205547 vs revision 205527

[H.J. Lu ia32]

New failures:
FAIL: 30_threads/async/async.cc execution test

New passes:
FAIL: c-c++-common/asan/pr59063-2.c  -O0  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O0  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O1  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O1  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2 -flto -fno-use-linker-plugin -flto-partition=none  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O2  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O3 -fomit-frame-pointer  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O3 -g  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -O3 -g  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -Os  (test for excess errors)
FAIL: c-c++-common/asan/pr59063-2.c  -Os  (test for excess errors)