Using -Oline -j 72 W=1 redirect to /tmp/tmp.DiqtWmka8d and /tmp/tmp.a2R8o6qk51
LLVM=1 cc=clang
clang version 18.1.6 (Fedora 18.1.6-3.fc40)
Tree base:
a812a3f45cae ("Merge branch 'maintainers-networking-updates'")
Baseline building the tree
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/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]  drivers/ptp/ptp_ocp.o
  CC [M]  drivers/net/xen-netback/hash.o
  LD [M]  drivers/net/xen-netback/xen-netback.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#720)
  CC [M]  drivers/net/xen-netback/xen-netback.mod.o
  CC [M]  drivers/ptp/ptp_ocp.mod.o
  LD [M]  drivers/net/xen-netback/xen-netback.ko
  LD [M]  drivers/ptp/ptp_ocp.ko
Building the tree before the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/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]  drivers/net/xen-netback/hash.o
  LD [M]  drivers/net/xen-netback/xen-netback.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#720)
  CC [M]  drivers/net/xen-netback/xen-netback.mod.o
  LD [M]  drivers/net/xen-netback/xen-netback.ko
Building the tree with the patch
make[1]: Entering directory '/home/nipa/net/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/net/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/net/wt-0/build_clang/tools/objtool && make O=/home/nipa/net/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]  drivers/net/xen-netback/hash.o
  LD [M]  drivers/net/xen-netback/xen-netback.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#720)
  CC [M]  drivers/net/xen-netback/xen-netback.mod.o
  LD [M]  drivers/net/xen-netback/xen-netback.ko