diff options
| -rw-r--r-- | src/bootstrap/src/core/builder.rs | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/bootstrap/src/core/builder.rs b/src/bootstrap/src/core/builder.rs index 47420f8fe72..122eb50dd94 100644 --- a/src/bootstrap/src/core/builder.rs +++ b/src/bootstrap/src/core/builder.rs @@ -2012,6 +2012,11 @@ impl<'a> Builder<'a> { cargo.env("RUSTC_BACKTRACE_ON_ICE", "1"); } + if self.is_verbose() { + // This provides very useful logs especially when debugging build cache-related stuff. + cargo.env("CARGO_LOG", "cargo::core::compiler::fingerprint=info"); + } + cargo.env("RUSTC_VERBOSE", self.verbosity.to_string()); // Downstream forks of the Rust compiler might want to use a custom libc to add support for |