Regressions on trunk at revision 229884 vs revision 229854

[Intel Automatic Testing System [ia32 Core AVXi]]

New failures:
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O0 -flto -flto-partition=none -fuse-linker-plugin
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin 
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects 
FAIL: g++.dg/lto/pr68057 cp_lto_pr68057_0.o-cp_lto_pr68057_1.o execute -O2 -flto -fuse-linker-plugin

New passes:
FAIL: gfortran.dg/goacc/combined_loop.f90   -O  (test for excess errors)