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Diffstat (limited to 'crates/proc-macro-api/src/process.rs')
-rw-r--r--crates/proc-macro-api/src/process.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/crates/proc-macro-api/src/process.rs b/crates/proc-macro-api/src/process.rs
index ff4c59447d..c4018d3b39 100644
--- a/crates/proc-macro-api/src/process.rs
+++ b/crates/proc-macro-api/src/process.rs
@@ -86,6 +86,7 @@ fn mk_child(
) -> io::Result<Child> {
Command::new(path.as_os_str())
.args(args)
+ .env("RUST_ANALYZER_INTERNALS_DO_NOT_USE", "this is unstable")
.stdin(Stdio::piped())
.stdout(Stdio::piped())
.stderr(Stdio::inherit())