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-rw-r--r--taskcluster/scripts/misc/mingw-unknown.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/taskcluster/scripts/misc/mingw-unknown.patch b/taskcluster/scripts/misc/mingw-unknown.patch
new file mode 100644
index 0000000000..2e29e60106
--- /dev/null
+++ b/taskcluster/scripts/misc/mingw-unknown.patch
@@ -0,0 +1,46 @@
+From 753c3ad7018936ef9a9d2af8b75efbfa14c149b7 Mon Sep 17 00:00:00 2001
+From: Tom Ritter <tom@ritter.vg>
+Date: Thu, 2 Feb 2023 12:26:22 -0500
+Subject: [PATCH 2/7] Add back the IUnknown_QI functions
+
+---
+ mingw-w64-headers/include/unknwn.h | 23 +++++++++++++++++++++++
+ 1 file changed, 23 insertions(+)
+
+diff --git a/mingw-w64-headers/include/unknwn.h b/mingw-w64-headers/include/unknwn.h
+index f3ada04a2..f33e8f270 100644
+--- a/mingw-w64-headers/include/unknwn.h
++++ b/mingw-w64-headers/include/unknwn.h
+@@ -169,6 +169,29 @@ static __WIDL_INLINE ULONG IUnknown_Release(IUnknown* This) {
+
+ #endif
+
++HRESULT STDMETHODCALLTYPE IUnknown_QueryInterface_Proxy(
++ IUnknown* This,
++ REFIID riid,
++ void **ppvObject);
++void __RPC_STUB IUnknown_QueryInterface_Stub(
++ IRpcStubBuffer* This,
++ IRpcChannelBuffer* pRpcChannelBuffer,
++ PRPC_MESSAGE pRpcMessage,
++ DWORD* pdwStubPhase);
++ULONG STDMETHODCALLTYPE IUnknown_AddRef_Proxy(
++ IUnknown* This);
++void __RPC_STUB IUnknown_AddRef_Stub(
++ IRpcStubBuffer* This,
++ IRpcChannelBuffer* pRpcChannelBuffer,
++ PRPC_MESSAGE pRpcMessage,
++ DWORD* pdwStubPhase);
++ULONG STDMETHODCALLTYPE IUnknown_Release_Proxy(
++ IUnknown* This);
++void __RPC_STUB IUnknown_Release_Stub(
++ IRpcStubBuffer* This,
++ IRpcChannelBuffer* pRpcChannelBuffer,
++ PRPC_MESSAGE pRpcMessage,
++ DWORD* pdwStubPhase);
+
+ #endif /* __IUnknown_INTERFACE_DEFINED__ */
+
+--
+2.25.1
+