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diff --git a/test/CXX/lex/lex.trigraph/p2.cpp b/test/CXX/lex/lex.trigraph/p2.cpp
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+// RUN: clang-cc -fsyntax-only -trigraphs -Wtrigraphs -verify %s
+
+??=define arraycheck(a,b) a??(b??) ??!??! b??(a??) // expected-warning {{trigraph converted to '#' character}} expected-warning {{trigraph converted to '[' character}} expected-warning {{trigraph converted to ']' character}} expected-warning {{trigraph converted to '|' character}} expected-warning {{trigraph converted to '|' character}} expected-warning {{trigraph converted to '[' character}} expected-warning {{trigraph converted to ']' character}}