Upgrade the metabuild to Rust 2018

rust-lang · Dec 17, 2018 · e881e3b · e881e3b
1 parent ff7f2bc
commit e881e3b
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/cargo/core/compiler/custom_build.rs b/src/cargo/core/compiler/custom_build.rs
@@ -571,7 +571,7 @@ fn prepare_metabuild<'a, 'cfg>(
         })
         .collect();
     for dep in &meta_deps {
-        output.push(format!("extern crate {};\n", dep));
+        output.push(format!("use {};\n", dep));
     }
     output.push("fn main() {\n".to_string());
     for dep in &meta_deps {

diff --git a/src/cargo/core/manifest.rs b/src/cargo/core/manifest.rs
@@ -638,7 +638,7 @@ impl Target {
             for_host: true,
             benched: false,
             tested: false,
-            ..Target::new(TargetSourcePath::Metabuild, Edition::Edition2015)
+            ..Target::new(TargetSourcePath::Metabuild, Edition::Edition2018)
         }
     }