checkpoint

src/backend/eval.rs

@@ -159,7 +159,7 @@ impl Backend<ObjectModule> {
             .arg(executable_path)
             .output()?;
 
-        if !output.stderr.is_empty() {
+        if !output.status.success() {
             return Err(EvalError::Linker(
                 std::string::String::from_utf8_lossy(&output.stderr).to_string(),
             ));

src/backend/into_crane.rs

@@ -413,7 +413,10 @@ impl<M: Module> Backend<M> {
                     // negative number for us. Which sets the high bits, which makes Cranelift unhappy.
                     // So first we cast the i8 as u8, to get rid of the whole concept of sign extension,
                     // and *then* we cast to i64.
-                    Ok((builder.ins().iconst(types::I8, v as u8 as i64), ConstantType::I8))
+                    Ok((
+                        builder.ins().iconst(types::I8, v as u8 as i64),
+                        ConstantType::I8,
+                    ))
                 }
                 Value::I16(_, v) => Ok((
                     // see above note for the "... as ... as"