Changes to config.toml require a clean

2019-06-08 19:11:04 -04:00 · 2019-06-08 19:11:04 -04:00 · f706365749
parent 7d3823b5a3
commit f706365749
1 changed files with 3 additions and 0 deletions
--- a/src/how-to-build-and-run.md
+++ b/src/how-to-build-and-run.md
@ -41,6 +41,9 @@ codegen-units = 0
 debug = true
 ```

+If you have already built `rustc`, then you may have to execute `rm -rf build` for subsequent
+configuration changes to take effect.
+
 ### What is `x.py`?

 `x.py` is the script used to orchestrate the tooling in the `rustc` repository.