From: Yash Shinde <yash.shi...@windriver.com>
Fixes: error: the option `Z` is only accepted on the nightly compiler
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.
Signed-off-by: Yash Shinde <yash.shi...@windriver.com>
---
.../rust/files/rustc-bootstrap.patch | 21 +++++++++++++++++++
1 file changed, 21 insertions(+)
create mode 100644 meta/recipes-devtools/rust/files/rustc-bootstrap.patch
diff --git a/meta/recipes-devtools/rust/files/rustc-bootstrap.patch
b/meta/recipes-devtools/rust/files/rustc-bootstrap.patch
new file mode 100644
index 0000000000..406fc610bb
--- /dev/null
+++ b/meta/recipes-devtools/rust/files/rustc-bootstrap.patch
@@ -0,0 +1,21 @@
+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 <w...@onurozkan.dev>
+Signed-off-by: Yash Shinde <yash.shi...@windriver.com>
+---
+diff --git a/src/bootstrap/synthetic_targets.rs b/
src/bootstrap/synthetic_targets.rs
+index d2c65b740da..45baf56f46b 100644
+--- a/src/bootstrap/synthetic_targets.rs
++++ b/src/bootstrap/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();
--
2.43.0
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