1 files changed, 4 insertions, 0 deletions
diff --git a/source/slang/check.cpp b/source/slang/check.cpp
index e100cbd1d..1b17ec49f 100644
--- a/source/slang/check.cpp
+++ b/source/slang/check.cpp
@@ -6606,6 +6606,10 @@ namespace Slang
             {
                 if (auto typeParamRef = memberRef.As<GenericTypeParamDecl>())
                 {
+                    if (aa >= context.argCount)
+                    {
+                        return false;
+                    }
                     auto arg = context.getArg(aa++);
 
                     TypeExp typeExp;