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When rust.channel is set to either beta or stable, we can't use
nightly features on bootstrap without RUSTC_BOOTSTRAP. Set RUSTC_BOOTSTRAP=1
to use nightly features on stable or beta.
Upstream-Status: Backport [https://github.com/rust-lang/rust/pull/119619/commits/8aa7dd06f6e50621dc10f9f9490681be8a45876f]
Signed-off-by: onur-ozkan <work@onurozkan.dev>
Signed-off-by: Yash Shinde <Yash.Shinde@windriver.com>
---
diff --git a/src/bootstrap/synthetic_targets.rs b/ src/bootstrap/synthetic_targets.rs
index d2c65b740da..45baf56f46b 100644
--- a/src/bootstrap/src/core/build_steps/synthetic_targets.rs
+++ b/src/bootstrap/src/core/build_steps/synthetic_targets.rs
@@ -59,6 +59,7 @@ fn create_synthetic_target(
let mut cmd = Command::new(builder.rustc(compiler));
cmd.arg("--target").arg(base.rustc_target_arg());
cmd.args(["-Zunstable-options", "--print", "target-spec-json"]);
+ cmd.env("RUSTC_BOOTSTRAP", "1");
cmd.stdout(Stdio::piped());
let output = cmd.spawn().unwrap().wait_with_output().unwrap();
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