Using -Oline -j 72 W=1 redirect to /tmp/tmp.7rtcYZwnLJ and /tmp/tmp.Vxy9OwWXkG
LLVM=1 cc=clang
clang version 20.1.8 (Fedora 20.1.8-4.fc42)
Tree base:
203e3beb73e5 ("Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net")
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  UPD     kernel/config_data
  GZIP    kernel/config_data.gz
  CC [M]  kernel/configs.o
  CC [M]  net/tipc/addr.o
  CC [M]  net/tipc/core.o
  AR      drivers/net/ethernet/built-in.a
  AR      drivers/net/built-in.a
  CC [M]  net/tipc/discover.o
  CC [M]  net/tipc/name_distr.o
  CC [M]  net/tipc/net.o
  CC [M]  net/tipc/bcast.o
  CC [M]  net/tipc/netlink.o
  CC [M]  net/tipc/monitor.o
  CC [M]  net/tipc/msg.o
  CC [M]  net/tipc/sysctl.o
  CC [M]  net/tipc/topsrv.o
  CC [M]  net/tipc/bearer.o
  CC [M]  net/tipc/netlink_compat.o
  CC [M]  net/tipc/name_table.o
  CC [M]  net/tipc/udp_media.o
  CC [M]  net/tipc/group.o
  CC [M]  net/tipc/crypto.o
  CC [M]  net/tipc/trace.o
  CC [M]  net/tipc/link.o
  CC [M]  net/tipc/node.o
  CC [M]  net/tipc/socket.o
  LD [M]  net/tipc/tipc.o
  AR      drivers/built-in.a
  AR      built-in.a
  AR      vmlinux.a
  LD      vmlinux.o
  OBJCOPY modules.builtin.modinfo
  GEN     modules.builtin
  MODPOST Module.symvers
  CC      .vmlinux.export.o
  UPD     include/generated/utsversion.h
  CC      init/version-timestamp.o
  KSYMS   .tmp_vmlinux0.kallsyms.S
  AS      .tmp_vmlinux0.kallsyms.o
  LD      .tmp_vmlinux1
  NM      .tmp_vmlinux1.syms
  KSYMS   .tmp_vmlinux1.kallsyms.S
  AS      .tmp_vmlinux1.kallsyms.o
  LD      .tmp_vmlinux2
  NM      .tmp_vmlinux2.syms
  KSYMS   .tmp_vmlinux2.kallsyms.S
  AS      .tmp_vmlinux2.kallsyms.o
  LD      vmlinux.unstripped
  NM      System.map
  SORTTAB vmlinux.unstripped
  RSTRIP  vmlinux
  GEN     modules.builtin.ranges
  CC      arch/x86/boot/version.o
  RELOCS  arch/x86/boot/compressed/vmlinux.relocs
  OBJCOPY arch/x86/boot/compressed/vmlinux.bin
  CC      arch/x86/boot/compressed/kaslr.o
  VOFFSET arch/x86/boot/compressed/../voffset.h
  LD [M]  kernel/configs.ko
  CC      arch/x86/boot/compressed/misc.o
  CC [M]  net/tipc/tipc.mod.o
  LD [M]  net/tipc/tipc.ko
  GZIP    arch/x86/boot/compressed/vmlinux.bin.gz
  MKPIGGY arch/x86/boot/compressed/piggy.S
  AS      arch/x86/boot/compressed/piggy.o
  LD      arch/x86/boot/compressed/vmlinux
  ZOFFSET arch/x86/boot/zoffset.h
  OBJCOPY arch/x86/boot/vmlinux.bin
  AS      arch/x86/boot/header.o
  LD      arch/x86/boot/setup.elf
  OBJCOPY arch/x86/boot/setup.bin
  BUILD   arch/x86/boot/bzImage
Kernel: arch/x86/boot/bzImage is ready  (#6774)
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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/tipc/addr.o
  CC [M]  net/tipc/discover.o
  CC [M]  net/tipc/name_distr.o
  CC [M]  net/tipc/core.o
  CC [M]  net/tipc/bcast.o
  CC [M]  net/tipc/netlink.o
  CC [M]  net/tipc/net.o
  CC [M]  net/tipc/monitor.o
  CC [M]  net/tipc/msg.o
  CC [M]  net/tipc/sysctl.o
  CC [M]  net/tipc/topsrv.o
  CC [M]  net/tipc/netlink_compat.o
  CC [M]  net/tipc/bearer.o
  CC [M]  net/tipc/name_table.o
  CC [M]  net/tipc/group.o
  CC [M]  net/tipc/udp_media.o
  CC [M]  net/tipc/crypto.o
  CC [M]  net/tipc/trace.o
  CC [M]  net/tipc/link.o
  CC [M]  net/tipc/node.o
  CC [M]  net/tipc/socket.o
  LD [M]  net/tipc/tipc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#6774)
  CC [M]  net/tipc/tipc.mod.o
  LD [M]  net/tipc/tipc.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
  DESCEND objtool
  CALL    ../scripts/checksyscalls.sh
  INSTALL libsubcmd_headers
  CC [M]  net/tipc/addr.o
  CC [M]  net/tipc/core.o
  CC [M]  net/tipc/discover.o
  CC [M]  net/tipc/net.o
  CC [M]  net/tipc/netlink.o
  CC [M]  net/tipc/bcast.o
  CC [M]  net/tipc/monitor.o
  CC [M]  net/tipc/name_distr.o
  CC [M]  net/tipc/sysctl.o
  CC [M]  net/tipc/msg.o
  CC [M]  net/tipc/topsrv.o
  CC [M]  net/tipc/bearer.o
  CC [M]  net/tipc/netlink_compat.o
  CC [M]  net/tipc/name_table.o
  CC [M]  net/tipc/group.o
  CC [M]  net/tipc/udp_media.o
  CC [M]  net/tipc/crypto.o
  CC [M]  net/tipc/trace.o
  CC [M]  net/tipc/link.o
  CC [M]  net/tipc/node.o
  CC [M]  net/tipc/socket.o
  LD [M]  net/tipc/tipc.o
  MODPOST Module.symvers
Kernel: arch/x86/boot/bzImage is ready  (#6774)
  CC [M]  net/tipc/tipc.mod.o
  LD [M]  net/tipc/tipc.ko