1 files changed, 8 insertions, 1 deletions
diff --git a/source/slang/slang-check-decl.cpp b/source/slang/slang-check-decl.cpp
index 0319eb260..3453d0538 100644
--- a/source/slang/slang-check-decl.cpp
+++ b/source/slang/slang-check-decl.cpp
@@ -1775,7 +1775,14 @@ void SemanticsDeclHeaderVisitor::checkVarDeclCommon(VarDeclBase* varDecl)
         {
             if (!varDecl->type.type)
             {
-                getSink()->diagnose(varDecl, Diagnostics::varWithoutTypeMustHaveInitializer);
+                if (as<GenericValueParamDecl>(varDecl))
+                {
+                    getSink()->diagnose(varDecl, Diagnostics::genericValueParameterMustHaveType);
+                }
+                else
+                {
+                    getSink()->diagnose(varDecl, Diagnostics::varWithoutTypeMustHaveInitializer);
+                }
                 varDecl->type.type = m_astBuilder->getErrorType();
             }
         }