fix: References to built-in types in C# (dafny-lang#4285)

Fixes dafny-lang#4284.

Source/DafnyCore/AST/Modules/ModuleDefinition.cs

@@ -170,7 +170,7 @@ public string SanitizedName {
   public string GetCompileName(DafnyOptions options) {
     if (compileName == null) {
       var externArgs = options.DisallowExterns ? null : Attributes.FindExpressions(this.Attributes, "extern");
-      var nonExternSuffix = (options.Get(CommonOptionBag.AddCompileSuffix) ? "_Compile" : "");
+      var nonExternSuffix = (options.Get(CommonOptionBag.AddCompileSuffix) && Name != "_module" && Name != "_System" ? "_Compile" : "");
       if (externArgs != null && 1 <= externArgs.Count && externArgs[0] is StringLiteralExpr) {
         compileName = (string)((StringLiteralExpr)externArgs[0]).Value;
       } else if (externArgs != null) {

Source/TestDafny/MultiBackendTest.cs

@@ -164,15 +164,15 @@ private int ForEachCompiler(ForEachCompilerOptions options) {
   // Ideally we could hook into the general `dafny` options parsing logic
   // and `ICommandSpec` commands instead.
   private static bool OptionAppliesToVerifyCommand(string option) {
-    if (option is "--spill-translation") {
-      return false;
-    }
+    var name = option[2..].Split(':')[0];
 
-    if (option.StartsWith("--optimize-erasable-datatype-wrapper")) {
-      return false;
-    }
+    var compileOptions = new List<Option> {
+      CommonOptionBag.SpillTranslation,
+      CommonOptionBag.OptimizeErasableDatatypeWrapper,
+      CommonOptionBag.AddCompileSuffix
+    }.Select(o => o.Name);
 
-    return true;
+    return !compileOptions.Contains(name);
   }
 
   private int RunWithCompiler(ForEachCompilerOptions options, IExecutableBackend backend, string expectedOutput, string? checkFile) {

Test/git-issues/git-issue-4284.dfy

@@ -0,0 +1,5 @@
+// RUN: %testDafnyForEachCompiler "%s" -- --compile-suffix
+
+method Main() {
+  print (true, false), "\n";
+}

Test/git-issues/git-issue-4284.dfy.expect

@@ -0,0 +1 @@
+(true, false)