ninja: Entering directory `out/gn'
[0/1] Regenerating ninja files
ERROR Unresolved dependencies.
//compiler-rt/test/hwasan:hwasan_toolchain(//llvm/utils/gn/build/toolchain:stage2_unix)
  needs //compiler-rt/lib/cfi:ignorelist(//llvm/utils/gn/build/toolchain:host)

FAILED: build.ninja.stamp 
../../llvm/utils/gn/bin/linux-amd64/gn --root=../.. -q --dotfile=../../llvm/utils/gn/.gn --regeneration gen .
ninja: error: rebuilding 'build.ninja': subcommand failed
Command '['ninja', '-C', 'out/gn']' returned non-zero exit status 1.