| # These defaults are meant for contributors to tools which build on the |
| # compiler, but do not modify it directly. |
| [rust] |
| # This enables `RUSTC_LOG=debug`, avoiding confusing situations |
| # where adding `debug!()` appears to do nothing. |
| # However, it makes running the compiler slightly slower. |
| debug-logging = true |
| # This greatly increases the speed of rebuilds, especially when there are only minor changes. However, it makes the initial build slightly slower. |
| incremental = true |
| # Download rustc from CI instead of building it from source. |
| # This cuts compile times by almost 60x, but means you can't modify the compiler. |
| download-rustc = "if-unchanged" |
| |
| [llvm] |
| # Will download LLVM from CI if available on your platform. |
| download-ci-llvm = "if-available" |
