1 files changed, 1 insertions, 12 deletions
diff --git a/src/tools/tool-options.h b/src/tools/tool-options.h
index eb5212c84..0522b5538 100644
--- a/src/tools/tool-options.h
+++ b/src/tools/tool-options.h
@@ -148,15 +148,6 @@ struct ToolOptions : public Options {
            [](Options* o, const std::string& argument) {
              setTypeSystem(TypeSystem::Nominal);
            })
-      .add("--structural",
-           "",
-           "Force all GC type definitions to be parsed as structural "
-           "(i.e. equirecursive). This is the default.",
-           ToolOptionsCategory,
-           Options::Arguments::Zero,
-           [](Options* o, const std::string& argument) {
-             setTypeSystem(TypeSystem::Equirecursive);
-           })
       .add("--hybrid",
            "",
            "Force all GC type definitions to be parsed using the isorecursive "
@@ -196,9 +187,7 @@ struct ToolOptions : public Options {
   void applyFeatures(Module& module) const {
     module.features.enable(enabledFeatures);
     module.features.disable(disabledFeatures);
-    // Non-default type systems only make sense with GC enabled. TODO: Error on
-    // non-GC equirecursive types as well once we make isorecursive the default
-    // if we don't remove equirecursive types entirely.
+    // Non-default type systems only make sense with GC enabled.
     if (!module.features.hasGC() && getTypeSystem() == TypeSystem::Nominal) {
       Fatal() << "Nominal typing is only allowed when GC is enabled";
     }