From: Yi Zhang (CLR) <yizhang82@users.noreply.github.com>
Date: Sat, 10 Jun 2017 16:08:41 +0000 (-0700)
Subject: Disable IEnumerable.GetEnumerator on RCW through IDispatch (#11865)
X-Git-Tag: accepted/tizen/base/20180629.140029~1083^2~482
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d4a4144b622e4304ca04d450807a18807027ab38;p=platform%2Fupstream%2Fcoreclr.git

Disable IEnumerable.GetEnumerator on RCW through IDispatch (#11865)
---

diff --git a/src/vm/mngstdinterfaces.cpp b/src/vm/mngstdinterfaces.cpp
index ec1475d..5aafe8a 100644
--- a/src/vm/mngstdinterfaces.cpp
+++ b/src/vm/mngstdinterfaces.cpp
@@ -994,8 +994,9 @@ FCIMPL1(Object*, StdMngIEnumerable::GetEnumerator, Object* refThisUNSAFE)
 
     if (retVal == NULL)
     {
-        // classic COM interop scenario
-        retVal = ObjectToOBJECTREF((Object*)GetEnumeratorWorker(args));
+        // In desktop CLR we'll attempt to call through IDispatch(DISPID_NEWENUM)
+        // This is not supported in CoreCLR
+        COMPlusThrow(kPlatformNotSupportedException, IDS_EE_ERROR_IDISPATCH);
     }
 
     GCPROTECT_END();