Using -Oline -j 72 W=1 redirect to /tmp/tmp.zN4IjHyOl3 and /tmp/tmp.4SveRrWRpf
LLVM=1 cc=clang
clang version 19.1.5 (Fedora 19.1.5-1.fc41)
Tree base:
9268abe611b0 ("Merge branch 'net-lan969x-add-rgmii-support'")
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
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
  CC [M]  net/mac802154/tx.o
  CC [M]  net/mac802154/rx.o
  CC [M]  net/mac802154/mib.o
  CC [M]  net/mac802154/mac_cmd.o
  CC [M]  net/mac802154/main.o
  CC [M]  net/mac802154/util.o
  CC [M]  net/mac802154/iface.o
  CC [M]  net/mac802154/scan.o
  CC [M]  net/mac802154/llsec.o
  CC [M]  net/mac802154/cfg.o
  CC [M]  net/mac802154/trace.o
  LD [M]  net/mac802154/mac802154.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.o
  CHK     kernel/kheaders_data.tar.xz
  GEN     kernel/kheaders_data.tar.xz
  CC [M]  kernel/kheaders.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#8934)
  LD [M]  kernel/kheaders.ko
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.ko
  CC [M]  net/mac802154/mac802154.mod.o
  LD [M]  net/mac802154/mac802154.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
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]  net/mac802154/mib.o
  CC [M]  net/mac802154/main.o
  CC [M]  net/mac802154/rx.o
  CC [M]  net/mac802154/mac_cmd.o
  CC [M]  net/mac802154/util.o
  CC [M]  net/mac802154/tx.o
  CC [M]  net/mac802154/iface.o
  CC [M]  net/mac802154/llsec.o
  CC [M]  net/mac802154/cfg.o
  CC [M]  net/mac802154/scan.o
  CC [M]  net/mac802154/trace.o
  LD [M]  net/mac802154/mac802154.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#8934)
  CC [M]  net/mac802154/mac802154.mod.o
  LD [M]  net/mac802154/mac802154.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]  net/mac802154/rx.o
  CC [M]  net/mac802154/main.o
  CC [M]  net/mac802154/tx.o
  CC [M]  net/mac802154/mib.o
  CC [M]  net/mac802154/mac_cmd.o
  CC [M]  net/mac802154/util.o
  CC [M]  net/mac802154/iface.o
  CC [M]  net/mac802154/cfg.o
  CC [M]  net/mac802154/llsec.o
  CC [M]  net/mac802154/scan.o
  CC [M]  net/mac802154/trace.o
  LD [M]  net/mac802154/mac802154.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#8934)
  CC [M]  net/mac802154/mac802154.mod.o
  LD [M]  net/mac802154/mac802154.ko