Using -Oline -j 72 W=1 redirect to /tmp/tmp.8603cYxm6I and /tmp/tmp.KT2VVwMtL4
LLVM=1 cc="ccache clang"
clang version 20.1.8 (Fedora 20.1.8-4.fc42)
Tree base:
255d75ef029f ("Merge branch 'xsk-minor-optimizations-around-locks'")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/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/renesas/ravb_main.o
  CC [M]  drivers/net/ethernet/renesas/ravb_ptp.o
  CC [M]  drivers/net/ethernet/renesas/rswitch_main.o
  CC [M]  drivers/net/ethernet/renesas/rswitch_l2.o
  CC [M]  drivers/net/ethernet/renesas/rcar_gen4_ptp.o
  CC [M]  drivers/net/ethernet/renesas/rtsn.o
  LD [M]  drivers/net/ethernet/renesas/ravb.o
  LD [M]  drivers/net/ethernet/renesas/rswitch.o
  CC [M]  drivers/ptp/ptp_clock.o
  LD [M]  drivers/ptp/ptp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#7290)
  CC [M]  drivers/net/ethernet/renesas/ravb.mod.o
  CC [M]  drivers/net/ethernet/renesas/rswitch.mod.o
  CC [M]  drivers/net/ethernet/renesas/rcar_gen4_ptp.mod.o
  CC [M]  drivers/net/ethernet/renesas/rtsn.mod.o
  CC [M]  drivers/ptp/ptp.mod.o
  LD [M]  drivers/net/ethernet/renesas/ravb.ko
  LD [M]  drivers/net/ethernet/renesas/rswitch.ko
  LD [M]  drivers/net/ethernet/renesas/rcar_gen4_ptp.ko
  LD [M]  drivers/net/ethernet/renesas/rtsn.ko
  LD [M]  drivers/ptp/ptp.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/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/ptp/ptp_clock.o
  LD [M]  drivers/ptp/ptp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#7290)
  CC [M]  drivers/ptp/ptp.mod.o
  LD [M]  drivers/ptp/ptp.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-1/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/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/ptp/ptp_clock.o
  LD [M]  drivers/ptp/ptp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#7290)
  CC [M]  drivers/ptp/ptp.mod.o
  LD [M]  drivers/ptp/ptp.ko