macro processor: ignore `@#line` directive

6 jobs for master in 2 minutes and 2 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #9664
build_linux_32

00:00:43

passed #9665
build_linux_64

00:01:41

passed #9668
macOS
build_macOS

00:01:59

passed #9666
build_windows_32

00:01:45

passed #9667
build_windows_64

00:01:34

 
  Prepare
passed #9669
aggregate_builds

00:00:03