1 files changed, 11 insertions, 0 deletions
diff --git a/src/expr-visitor.h b/src/expr-visitor.h
index 11103d5e..99a74ec1 100644
--- a/src/expr-visitor.h
+++ b/src/expr-visitor.h
@@ -21,6 +21,7 @@
 
 namespace wabt {
 
+struct Catch;
 struct Expr;
 struct Func;
 
@@ -74,6 +75,11 @@ class ExprVisitor::Delegate {
   virtual Result OnTeeLocalExpr(Expr*) = 0;
   virtual Result OnUnaryExpr(Expr*) = 0;
   virtual Result OnUnreachableExpr(Expr*) = 0;
+  virtual Result BeginTryExpr(Expr*) = 0;
+  virtual Result EndTryExpr(Expr*) = 0;
+  virtual Result OnCatchExpr(Expr*, Catch*) = 0;
+  virtual Result OnThrowExpr(Expr*) = 0;
+  virtual Result OnRethrowExpr(Expr*) = 0;
 };
 
 class ExprVisitor::DelegateNop : public ExprVisitor::Delegate {
@@ -109,6 +115,11 @@ class ExprVisitor::DelegateNop : public ExprVisitor::Delegate {
   Result OnTeeLocalExpr(Expr*) override { return Result::Ok; }
   Result OnUnaryExpr(Expr*) override { return Result::Ok; }
   Result OnUnreachableExpr(Expr*) override { return Result::Ok; }
+  Result BeginTryExpr(Expr*) override { return Result::Ok; }
+  Result EndTryExpr(Expr*) override { return Result::Ok; }
+  Result OnCatchExpr(Expr*, Catch*) override { return Result::Ok; }
+  Result OnThrowExpr(Expr*) override { return Result::Ok; }
+  Result OnRethrowExpr(Expr*) override { return Result::Ok; }
 };
 
 }  // namespace wabt