Using -Oline -j 96 W=1 redirect to /tmp/tmp.iBGkZzq99O and /tmp/tmp.A6j1B8PWpF
LLVM=1 cc="ccache clang"
clang version 21.1.6 (Fedora 21.1.6-1.fc43)
Tree base:
696a7f69f0e4 ("netfilter: flowtable: remove hw_ifidx")
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]  net/netfilter/nf_flow_table_ip.o
  LD [M]  net/netfilter/nf_flow_table.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#528)
  LD [M]  net/netfilter/nf_flow_table.ko
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]  net/netfilter/nf_flow_table_ip.o
  LD [M]  net/netfilter/nf_flow_table.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#528)
  CC [M]  net/netfilter/nf_flow_table.mod.o
  LD [M]  net/netfilter/nf_flow_table.ko