Downgrade errors when trying to catch a pointer or reference to
incomplete type to warnings; GCC (and EDG in GCC compatibility mode)
permit such handles. Fixes PR6527.

llvm-svn: 97925
diff --git a/clang/test/SemaTemplate/instantiate-function-1.cpp b/clang/test/SemaTemplate/instantiate-function-1.cpp
index 144c630..7b4c53c 100644
--- a/clang/test/SemaTemplate/instantiate-function-1.cpp
+++ b/clang/test/SemaTemplate/instantiate-function-1.cpp
@@ -194,7 +194,7 @@
 template<typename T> struct TryCatch0 {
   void f() {
     try {
-    } catch (T t) { // expected-error{{incomplete type}} \
+    } catch (T t) { // expected-warning{{incomplete type}} \
                     // expected-error{{abstract class}}
     } catch (...) {
     }