(1) It documents all existing warnings that currently have no associated -W flag,
and ensures that the list never grows.
- If take an existing warning and add a flag, this test will fail. To
- fix this test, simply remove that warning from the list below.
+ If you take an existing warning and add a flag, this test will fail.
+ To fix this test, simply remove that warning from the list below.
(2) It prevents us adding new warnings to Clang that have no -W flag. All
new warnings should have -W flags.