Re-add code removed for debugging

Author: alexcrichton

src/cargo/core/compiler/build_context/target_info.rs

@@ -104,13 +104,12 @@ impl TargetInfo {
             .args(&rustflags)
             .env_remove("RUSTC_LOG");
 
-        // let mut embed_bitcode_test = process.clone();
-        // embed_bitcode_test.arg("-Cembed-bitcode");
-        // let supports_embed_bitcode = match kind {
-        //     CompileKind::Host => Some(rustc.cached_output(&embed_bitcode_test).is_ok()),
-        //     _ => None,
-        // };
-        let supports_embed_bitcode = Some(false);
+        let mut embed_bitcode_test = process.clone();
+        embed_bitcode_test.arg("-Cembed-bitcode");
+        let supports_embed_bitcode = match kind {
+            CompileKind::Host => Some(rustc.cached_output(&embed_bitcode_test).is_ok()),
+            _ => None,
+        };
 
         if let CompileKind::Target(target) = kind {
             process.arg("--target").arg(target.rustc_target());