return 0 if $line =~ /^\s*C\+\+ Library: stdc\+\+$/;
# "Compiling" non binary files.
return 0 if $line =~ /^\s*Compiling \S+\.(?:py|el)['"]?\s*(?:\.\.\.)?$/;
+ return 0 if $line =~ /^\s*[Cc]ompiling catalog \S+\.po\b/;
# "Compiling" with no file name.
if ($line =~ /^\s*[Cc]ompiling\s+(.+?)(?:\.\.\.)?$/) {
# $file_extension_regex may need spaces around the filename.