Using -Oline -j 72 W=1 redirect to /tmp/tmp.tyEFmA7aUw and /tmp/tmp.fu8SWqLECE
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
dd1bf9f9df15 ("net: hinic: use ethtool_sprintf/puts")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  HDRINST usr/include/linux/ioam6_iptunnel.h
  INSTALL libsubcmd_headers
  CALL    ../scripts/checksyscalls.sh
  HDRTEST usr/include/linux/ioam6_iptunnel.h
  CC [M]  drivers/nfc/nfcmrvl/uart.o
  LD [M]  drivers/nfc/nfcmrvl/nfcmrvl_uart.o
  CC [M]  net/ipv6/ioam6_iptunnel.o
  LD [M]  net/ipv6/ipv6.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  (#4130)
  LD [M]  kernel/kheaders.ko
  CC [M]  drivers/nfc/nfcmrvl/nfcmrvl_uart.mod.o
  LD [M]  net/ipv6/ipv6.ko
  LD [M]  drivers/nfc/nfcmrvl/nfcmrvl_uart.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/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]  net/ipv6/ioam6_iptunnel.o
  LD [M]  net/ipv6/ipv6.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#4130)
  LD [M]  net/ipv6/ipv6.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/net-next/wt-0/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]  net/ipv6/ioam6_iptunnel.o
  LD [M]  net/ipv6/ipv6.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#4130)
  LD [M]  net/ipv6/ipv6.ko