From 7f127de89e65eee31ddd4f69b2c1844f9f587ad0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E6=96=87=E7=92=90?= <kingwenlu@gmail.com>
Date: Fri, 25 May 2018 09:36:16 +0800
Subject: [PATCH] remove invalid check

---
 src/compiler/checker.ts | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index abcfb35ff88..12f85eb18b6 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -24294,7 +24294,6 @@ namespace ts {
                 }
             }
             checkTypeParameters(getEffectiveTypeParameterDeclarations(node));
-            checkTypeParameters(node.typeParameters);
             checkExportsOnMergedDeclarations(node);
             const symbol = getSymbolOfNode(node);
             const type = <InterfaceType>getDeclaredTypeOfSymbol(symbol);