Using -Oline -j 96 W=1 redirect to /tmp/tmp.RO1iW9TX84 and /tmp/tmp.lyQ2NLUSp3
LLVM=1 cc="ccache clang"
clang version 21.1.8 (Fedora 21.1.8-4.fc43)
Tree base:
87605cb14246 ("ixgbevf: branch prediction and cleanup")
Skip baseline build, not the first patch and no Kconfig updates
Building the tree before the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/intel/ixgbevf/vf.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/mbx.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ethtool.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ipsec.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.o
Building the tree with the patch
make[1]: Entering directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/nipa-poller/net-next/wt-1/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  drivers/net/ethernet/intel/ixgbevf/mbx.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/vf.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ethtool.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.o
  CC [M]  drivers/net/ethernet/intel/ixgbevf/ipsec.o