Using -Oline -j 72 W=1 redirect to /tmp/tmp.OO85Gq7pJu and /tmp/tmp.tvlGLsIK90
LLVM=1 cc=clang
clang version 20.1.6 (Fedora 20.1.6-1.fc42)
Tree base:
d3623dd5bd4e ("ipv6: Simplify link-local address generation for IPv6 GRE.")
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/nfc/fdp/i2c.o
  CC [M]  drivers/nfc/pn544/i2c.o
  LD [M]  drivers/nfc/fdp/fdp_i2c.o
  LD [M]  drivers/nfc/pn544/pn544_i2c.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3101)
  CC [M]  drivers/nfc/fdp/fdp_i2c.mod.o
  CC [M]  drivers/nfc/pn544/pn544_i2c.mod.o
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.mod.o
  LD [M]  drivers/nfc/fdp/fdp_i2c.ko
  LD [M]  drivers/nfc/pn544/pn544_i2c.ko
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CHK     kernel/kheaders_data.tar.xz
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3101)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.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]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#3101)
  CC [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.mod.o
  LD [M]  drivers/net/ethernet/stmicro/stmmac/dwmac-lpc18xx.ko