Add unstable-options flag to stage!=0

flip1995 · flip1995 · commit dfcd1ef102b7 · 2019-04-03T18:22:19.000+02:00
diff --git a/src/bootstrap/bin/rustc.rs b/src/bootstrap/bin/rustc.rs
@@ -316,6 +316,11 @@ fn main() {
         }
     }
 
+    // This is required for internal lints.
+    if stage != "0" {
+        cmd.arg("-Zunstable-options");
+    }
+
     // Force all crates compiled by this compiler to (a) be unstable and (b)
     // allow the `rustc_private` feature to link to other unstable crates
     // also in the sysroot. We also do this for host crates, since those

Original file line number	Diff line number	Diff line change
`@@ -316,6 +316,11 @@ fn main() {`
`316`	`316`	`}`
`317`	`317`	`}`
`318`	`318`
	`319`	`+ // This is required for internal lints.`
	`320`	`+ if stage != "0" {`
	`321`	`+ cmd.arg("-Zunstable-options");`
	`322`	`+ }`
	`323`	`+`
`319`	`324`	`// Force all crates compiled by this compiler to (a) be unstable and (b)`
`320`	`325`	// allow the `rustc_private` feature to link to other unstable crates
`321`	`326`	`// also in the sysroot. We also do this for host crates, since those`