void addCompunitInfo(List<DWARFCompilationUnit> compUnits) {
		for (DWARFCompilationUnit cu : compUnits) {
			String compileDirectory = cu.getCompileDirectory();
			if (compileDirectory != null && !compileDirectory.isBlank()) {
				compDirs.add(compileDirectory);
			}
			String name = cu.getName();
			if (name != null && !name.isBlank()) {
				compNames.add(name);
			}
			String prod = cu.getProducer();
			if (prod != null && !prod.isBlank()) {
				producers.add(prod);
			}
			int lang = cu.getLanguage();
			if (lang != -1) {
				sourceLangs.add(DWARFUtil.toString(DWARFSourceLanguage.class, lang));
			}
		}

	}
Writes summary information to the {@link Msg} log.
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFImportSummary.java