Regressions on trunk at revision 241990 vs revision 241972

[H.J. Lu x32 -fpic]

New failures:
FAIL: gcc.c-torture/execute/tstdi-1.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (internal compiler error)
FAIL: gcc.c-torture/execute/tstdi-1.c   -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects  (test for excess errors)

New passes:
FAIL: c-c++-common/asan/inc.c   -O0   scan-tree-dump-times asan0 "ASAN_" 4
FAIL: g++.dg/asan/asan_test.C   -O2  (test for excess errors)
FAIL: g++.dg/torture/pr60750.C   -O2 -flto -fno-use-linker-plugin -flto-partition=none  execution test