Also test LldWrapper and remove llvm-config override from tests

Author: Kobzol

src/bootstrap/src/core/build_steps/tool.rs

@@ -910,6 +910,13 @@ impl Step for LldWrapper {
 
         tool_result
     }
+
+    fn metadata(&self) -> Option<StepMetadata> {
+        Some(
+            StepMetadata::build("LldWrapper", self.target_compiler.host)
+                .built_by(self.build_compiler),
+        )
+    }
 }
 
 #[derive(Debug, Clone, Hash, PartialEq, Eq)]

src/bootstrap/src/core/builder/tests.rs

@@ -764,13 +764,15 @@ mod snapshot {
             ctx
                 .config("build")
                 .stage(2)
-                .args(&["--set", "rust.llvm-bitcode-linker=true"])
+                .args(&["--set", "rust.lld=true", "--set", "rust.llvm-bitcode-linker=true"])
                 .render_steps(), @r"
         [build] llvm <host>
         [build] rustc 0 <host> -> rustc 1 <host>
+        [build] rustc 0 <host> -> LldWrapper 1 <host>
         [build] rustc 1 <host> -> LlvmBitcodeLinker 2 <host>
         [build] rustc 1 <host> -> std 1 <host>
         [build] rustc 1 <host> -> rustc 2 <host>
+        [build] rustc 1 <host> -> LldWrapper 2 <host>
         [build] rustc 2 <host> -> LlvmBitcodeLinker 3 <host>
         [build] rustc 2 <host> -> std 2 <host>
         [build] rustdoc 1 <host>

src/bootstrap/src/utils/tests/mod.rs

@@ -96,8 +96,6 @@ impl ConfigBuilder {
         // in-tree LLVM from sources.
         self.args.push("--set".to_string());
         self.args.push("llvm.download-ci-llvm=false".to_string());
-        self.args.push("--set".to_string());
-        self.args.push(format!("target.'{}'.llvm-config=false", get_host_target()));
 
         // Do not mess with the local rustc checkout build directory
         self.args.push("--build-dir".to_string());