objdumpOutputFunction     = regexp.MustCompile(`^;?\s?(\S.*)\(\):`)
	objdumpOutputFunctionLLVM = regexp.MustCompile(`^([[:xdigit:]]+)?\s?(.*):`)
)

func findSymbols(syms []byte, file string, r *regexp.Regexp, address uint64) ([]*plugin.Sym, error) {
	// Collect all symbols from the nm output, grouping names mapped to
	// the same address into a single symbol.

	// The symbols to return.

	// Get from nm a list of symbols sorted by address.
	cmd := exec.Command(f.b.nm, "-n", f.name)
	out, err := cmd.Output()
	if err != nil {
		return nil, fmt.Errorf("%v: %v", cmd.Args, err)
	}

	return findSymbols(out, f.name, r, addr)
}

// fileNM implements the binutils.ObjFile interface, using 'nm' to map
// addresses to symbols (without file/line number information). It is
// faster than fileAddr2Line.

            //   10.1 and earlier: `    AT_name( "<...>" )`
            //   10.2 (and maybe later): `    DW_AT_NAME    ("<...>")`
            def findSymbol = (line =~ /.*(DW_)?AT_name\s*\(\s*"(.*)"\s*\)/)
            if (findSymbol.matches()) {
                def name = new File(findSymbol[0][2] as String).name.trim()
                symbols << new Symbol(name, 'D' as char, true)
            }
        }
        return symbols
    }