+ } elsif ($compile_cpp and not all_flags_used($line, \@missing, @cflags)
+ # Libraries linked with -fPIC don't have to (and can't) be linked
+ # with -fPIE as well. It's no error if only PIE flags are missing.
+ and not pic_pie_conflict($line, $harden_pie, \@missing, @cflags_pie)
+ # Assume dpkg-buildflags returns the correct flags.
+ and not $line =~ /`dpkg-buildflags --get CXXFLAGS`/) {
+ error_flags('CXXFLAGS missing', \@missing, \%flag_renames, $line);
+ $exit |= 1 << 3;