Using -Oline -j 72 W=1 redirect to /tmp/tmp.xN0RSzevbh and /tmp/tmp.3iXO9jdz6K
LLVM=1 cc=clang
clang version 20.1.8 (Fedora 20.1.8-1.fc42)
Tree base:
ae633388cae3 ("pptp: fix pptp_xmit() error path")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/sched/sch_ets.o
  CC [M]  drivers/net/ppp/pptp.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1206)
  LD [M]  drivers/net/ppp/pptp.ko
  CC [M]  net/sched/sch_ets.mod.o
  LD [M]  net/sched/sch_ets.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/sched/sch_ets.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1206)
  CC [M]  net/sched/sch_ets.mod.o
  LD [M]  net/sched/sch_ets.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/sched/sch_ets.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#1206)
  CC [M]  net/sched/sch_ets.mod.o
  LD [M]  net/sched/sch_ets.ko