Using -Oline -j 72 W=1 redirect to /tmp/tmp.0o0mv93mT5 and /tmp/tmp.3hgbsi4S73
LLVM=1 cc=clang
clang version 19.1.5 (Fedora 19.1.5-1.fc41)
Tree base:
530066d7f071 ("can: dev: can_get_state_str(): Remove dead code")
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
mkdir -p /home/nipa/net-next/wt-1/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-1/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/can/m_can/m_can_platform.o
  CC [M]  drivers/net/can/m_can/m_can_pci.o
  CC [M]  drivers/net/can/m_can/tcan4x5x-regmap.o
  CC [M]  drivers/net/can/m_can/tcan4x5x-core.o
  LD [M]  drivers/net/can/m_can/tcan4x5x.o
  CC [M]  drivers/net/can/m_can/m_can.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#9303)
  LD [M]  drivers/net/can/m_can/m_can.ko
  LD [M]  drivers/net/can/m_can/m_can_pci.ko
  LD [M]  drivers/net/can/m_can/m_can_platform.ko
  LD [M]  drivers/net/can/m_can/tcan4x5x.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
mkdir -p /home/nipa/net-next/wt-1/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-1/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/can/m_can/m_can_platform.o
  CC [M]  drivers/net/can/m_can/m_can_pci.o
  CC [M]  drivers/net/can/m_can/tcan4x5x-core.o
  CC [M]  drivers/net/can/m_can/tcan4x5x-regmap.o
  LD [M]  drivers/net/can/m_can/tcan4x5x.o
  CC [M]  drivers/net/can/m_can/m_can.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#9303)
  CC [M]  drivers/net/can/m_can/m_can.mod.o
  CC [M]  drivers/net/can/m_can/m_can_pci.mod.o
  CC [M]  drivers/net/can/m_can/m_can_platform.mod.o
  CC [M]  drivers/net/can/m_can/tcan4x5x.mod.o
  LD [M]  drivers/net/can/m_can/m_can.ko
  LD [M]  drivers/net/can/m_can/m_can_pci.ko
  LD [M]  drivers/net/can/m_can/m_can_platform.ko
  LD [M]  drivers/net/can/m_can/tcan4x5x.ko