Nicholas Nethercote 2b91c40c19 Avoid adjusting file positions twice.
`imported_source_files` adjusts lots of file positions, and then calls
`new_imported_source_file`, which then adjust them all again. This
commit combines the two adjustments into one, for a small perf win.
2022-05-26 08:56:49 +10:00
..
2022-05-26 08:56:49 +10:00