Using -Oline -j 72 W=1 redirect to /tmp/tmp.Girw589eYH and /tmp/tmp.pomgcITsSe
LLVM=1 cc=clang
clang version 18.1.1 (Fedora 18.1.1-1.fc40)
Tree base:
3d49ee2127c2 ("net: dsa: mt7530: add support for bridge port isolation")
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 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/dsa/microchip/ksz_common.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-anarion.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sti.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac_platform.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-imx.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-altr-socfpga.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-loongson1.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-generic.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac-platform.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3027)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/stmmac-platform.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-anarion.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-altr-socfpga.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sti.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-loongson1.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-imx.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-generic.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/stmmac-platform.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-anarion.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ingenic.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rk.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-rzn1.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-altr-socfpga.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sti.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-stm32.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-loongson1.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-generic.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-imx.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-visconti.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 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/dsa/microchip/ksz_common.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3027)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.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 
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/dsa/microchip/ksz_common.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3027)
  CC [M]  drivers/net/dsa/microchip/ksz_switch.mod.o
  LD [M]  drivers/net/dsa/microchip/ksz_switch.ko