depends libtool &&
depends -sub CXX gcc &&

if [[ "$LLVM_WITH_ANALYZER" == "y" ]]
then
  # perl is required for scan-build, which is the analyzer itself
  runtime_depends perl &&

  # python is needed for scan-review, the results viewer, but the results can
  # also be viewed via any web browser so it isn't strictly necessary
  suggest_depends python
fi &&

optional_depends doxygen \
		"--enable-doxygen" \
		"--disable-doxygen" \
		"build doxygen documentation?"