strip synstructure consts from compiler docs

[rust.git] / src / bootstrap / doc.rs

diff --git a/src/bootstrap/doc.rs b/src/bootstrap/doc.rs
index 9c3a17bff6b7a619e240a94c29ddb8517d1ff43b..5605ec34083becb7a8c59969f25fd66f37098f6e 100644 (file)
--- a/src/bootstrap/doc.rs
+++ b/src/bootstrap/doc.rs
@@ -728,7 +728,7 @@ fn run(self, builder: &Builder<'_>) {
 
         // Build cargo command.
         let mut cargo = builder.cargo(compiler, Mode::Rustc, target, "doc");
-        cargo.env("RUSTDOCFLAGS", "--document-private-items");
+        cargo.env("RUSTDOCFLAGS", "--document-private-items --passes strip-hidden");
         compile::rustc_cargo(builder, &mut cargo);
 
         // Only include compiler crates, no dependencies of those, such as `libc`.