Using -Oline -j 72 W=1 redirect to /tmp/tmp.zFqqYM7LUx and /tmp/tmp.Inolqyk1CF
LLVM=1 cc=clang
clang version 20.1.6 (Fedora 20.1.6-1.fc42)
Tree base:
a4fb4dac0c45 ("can: add drop reasons in the receive path of AF_CAN")
Skip baseline build, not the first patch and no Kconfig updates
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
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/can/raw.o
  LD [M]  net/can/can-raw.o
  CC [M]  net/can/bcm.o
  LD [M]  net/can/can-bcm.o
  CC [M]  net/can/isotp.o
  CC [M]  net/can/j1939/socket.o
  LD [M]  net/can/can-isotp.o
  LD [M]  net/can/j1939/can-j1939.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2645)
  LD [M]  net/can/can-raw.ko
  LD [M]  net/can/can-bcm.ko
  LD [M]  net/can/j1939/can-j1939.ko
  LD [M]  net/can/can-isotp.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
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  net/can/raw.o
  LD [M]  net/can/can-raw.o
  CC [M]  net/can/bcm.o
  CC [M]  net/can/isotp.o
  LD [M]  net/can/can-bcm.o
  LD [M]  net/can/can-isotp.o
  CC [M]  net/can/j1939/socket.o
  LD [M]  net/can/j1939/can-j1939.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#2645)
  CC [M]  net/can/can-raw.mod.o
  LD [M]  net/can/can-raw.ko
  CC [M]  net/can/can-bcm.mod.o
  CC [M]  net/can/j1939/can-j1939.mod.o
  LD [M]  net/can/can-bcm.ko
  LD [M]  net/can/j1939/can-j1939.ko
  CC [M]  net/can/can-isotp.mod.o
  LD [M]  net/can/can-isotp.ko