widl: filter_func isn't used when USE_COMPILER_EXCEPTIONS is defined

[Christoph von Wittich]

 tools/widl/proxy.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/widl/proxy.c b/tools/widl/proxy.c
index 0dcb737..88c0e53 100644
--- a/tools/widl/proxy.c
+++ b/tools/widl/proxy.c
@@ -122,10 +122,12 @@ static void init_proxy(const statement_list_t *stmts)
   print_proxy( "    void             *This;\n");
   print_proxy( "};\n");
   print_proxy( "\n");
+  print_proxy("#ifndef USE_COMPILER_EXCEPTIONS\n");
   print_proxy("static int __proxy_filter( struct __proxy_frame *__frame 
)\n");
   print_proxy( "{\n");
   print_proxy( "    return (__frame->_StubMsg.dwStubPhase != 
PROXY_SENDRECEIVE);\n");
   print_proxy( "}\n");
+  print_proxy("#endif /* USE_COMPILER_EXCEPTIONS */\n");
   print_proxy( "\n");
 }