Merge pull request #340 from dtolnay/depinfo

dtolnay · web-flow · commit 60705a53cefd · 2024-01-01T20:39:56.000-08:00
Include env-dep:RUSTC_BOOTSTRAP in dep-info for sccache
diff --git a/build.rs b/build.rs
@@ -121,7 +121,7 @@ fn compile_probe(rustc_bootstrap: bool) -> bool {
         .arg("--edition=2018")
         .arg("--crate-name=anyhow")
         .arg("--crate-type=lib")
-        .arg("--emit=metadata")
+        .arg("--emit=dep-info,metadata")
         .arg("--out-dir")
         .arg(out_dir)
         .arg(probefile);
diff --git a/build/probe.rs b/build/probe.rs
@@ -30,3 +30,6 @@ impl Error for MyError {
 }
 
 const _: fn(&dyn Error) -> Option<&Backtrace> = |err| error::request_ref::<Backtrace>(err);
+
+// Include in sccache cache key.
+const _: Option<&str> = option_env!("RUSTC_BOOTSTRAP");

Original file line number	Diff line number	Diff line change
`@@ -30,3 +30,6 @@ impl Error for MyError {`
`30`	`30`	`}`
`31`	`31`
`32`	`32`	`const _: fn(&dyn Error) -> Option<&Backtrace> = \|err\| error::request_ref::<Backtrace>(err);`
	`33`	`+`
	`34`	`+// Include in sccache cache key.`
	`35`	`+const _: Option<&str> = option_env!("RUSTC_BOOTSTRAP");`