From a4345725a083651c16795d27fedd769f2d7e55ae Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Mon, 16 Jun 2025 20:37:27 -0700
Subject: Require `override` keyword for overriding default interface methods.
 (#7458)

* Require `override` keyword for overriding default interface methods.

* Update doc.

* Fix test.
---
 source/slang/slang-check-modifier.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'source/slang/slang-check-modifier.cpp')

diff --git a/source/slang/slang-check-modifier.cpp b/source/slang/slang-check-modifier.cpp
index 1d38fa802..2a4707db5 100644
--- a/source/slang/slang-check-modifier.cpp
+++ b/source/slang/slang-check-modifier.cpp
@@ -1529,6 +1529,8 @@ bool isModifierAllowedOnDecl(bool isGLSLInput, ASTNodeType modifierType, Decl* d
         return isGlobalDecl(decl) || isEffectivelyStatic(decl);
     case ASTNodeType::DynModifier:
         return as<InterfaceDecl>(decl) || as<VarDecl>(decl) || as<ParamDecl>(decl);
+    case ASTNodeType::OverrideModifier:
+        return as<FunctionDeclBase>(decl) && as<AggTypeDecl>(getParentDecl(decl));
     default:
         return true;
     }
-- 
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