Using -Oline -j 72 W=1 redirect to /tmp/tmp.5cyXXLtww3 and /tmp/tmp.mG2x6xjOHx
LLVM=1 cc=clang
clang version 18.1.8 (Fedora 18.1.8-1.fc40)
Tree base:
dbd1e9fad6ae ("bpf: dynamic allocation for bpf_verifier_env->subprog_info")
Skip baseline build, not the first patch and no Kconfig updates
Building the tree before the patch
make[1]: Entering directory '/home/nipa/bpf-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/bpf-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/bpf-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/bpf-next/wt-0/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers
Building the tree with the patch
make[1]: Entering directory '/home/nipa/bpf-next/wt-0/build_clang'
  GEN     Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/home/nipa/bpf-next/wt-0/build_clang'
  SYNC    include/config/auto.conf
  GEN     Makefile
  GEN     Makefile
mkdir -p /home/nipa/bpf-next/wt-0/build_clang/tools/objtool && make O=/home/nipa/bpf-next/wt-0/build_clang subdir=tools/objtool --no-print-directory -C objtool 
  INSTALL libsubcmd_headers