add TestFloatParse to tools for bootstrap

Author: lucarlig

src/bootstrap/src/core/build_steps/test.rs

@@ -3549,9 +3549,7 @@ impl Step for TestFloatParse {
 let path = self.path.to_str().unwrap();
 let crate_name = self.path.components().last().unwrap().as_os_str().to_str().unwrap();
 
-if !builder.download_rustc(){
- builder.ensure(compile::Std::new(compiler,self.host));
-}
+ builder.ensure(tool::TestFloatParse{host:self.host});
 
 // Run any unit tests in the crate
 let cargo_test = tool::prepare_tool_cargo(

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

@@ -1096,6 +1096,38 @@ tool_extended!((self, builder),
 Rustfmt,"src/tools/rustfmt","rustfmt", stable=true, add_bins_to_sysroot = ["rustfmt","cargo-fmt"];
 );
 
+#[derive(Debug,Clone,PartialEq,Eq,Hash)]
+pubstructTestFloatParse{
+pubhost:TargetSelection,
+}
+
+implStepforTestFloatParse{
+typeOutput = ();
+constONLY_HOSTS:bool = true;
+constDEFAULT:bool = false;
+
+fnshould_run(run:ShouldRun<'_>) -> ShouldRun<'_>{
+ run.path("src/etc/test-float-parse")
+}
+
+fnrun(self,builder:&Builder<'_>){
+let bootstrap_host = builder.config.build;
+let compiler = builder.compiler(builder.top_stage, bootstrap_host);
+
+ builder.ensure(ToolBuild{
+ compiler,
+target: bootstrap_host,
+tool:"test-float-parse",
+mode:Mode::ToolStd,
+path:"src/etc/test-float-parse",
+source_type:SourceType::InTree,
+extra_features:Vec::new(),
+allow_features:"",
+cargo_args:Vec::new(),
+});
+}
+}
+
 implBuilder<'_>{
 /// Gets a `BootstrapCommand` which is ready to run `tool` in `stage` built for
 /// `host`.