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-rw-r--r--clang/test/PCH/pchpch.c6
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diff --git a/clang/test/PCH/pchpch.c b/clang/test/PCH/pchpch.c
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+++ b/clang/test/PCH/pchpch.c
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+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-pch -o %t1 %S/pchpch1.h
+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-pch -o %t2 %S/pchpch2.h -include-pch %t1
+// RUN: %clang_cc1 -triple i386-unknown-unknown -fsyntax-only %s -include-pch %t2
+
+// The purpose of this test is to make sure that a PCH created while including
+// an existing PCH can be loaded.