confirm diagnostics-based rules are resilient to Wconf silencing

scalacenter#2275

Author: bjaglin

build.sbt

@@ -250,7 +250,12 @@ lazy val input = projectMatrix
     coverageEnabled := false,
     // mimic dependsOn(shared) but allowing binary Scala version matching
     Compile / internalDependencyClasspath ++=
-      resolve(shared, Compile / exportedProducts).value
+      resolve(shared, Compile / exportedProducts).value,
+    scalacOptions ++= {
+      // Exercise https://github.com/scala/scala3-lts/pull/535
+      if (scalaVersion.value.startsWith("3.3")) Seq("-Wconf:id=E198:info")
+      else Seq()
+    }
   )
   .defaultAxes(VirtualAxis.jvm)
   .jvmPlatformTargets(cliScalaVersionsWithTargets.map(_._2))