1 files changed, 34 insertions, 0 deletions
diff --git a/test/PCH/pragma-pointers_to_members.cpp b/test/PCH/pragma-pointers_to_members.cpp
new file mode 100644
index 0000000000000..53edd6b085d9a
--- /dev/null
+++ b/test/PCH/pragma-pointers_to_members.cpp
@@ -0,0 +1,34 @@
+// Test this without pch.
+// RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-pc-win32 -fms-extensions -fsyntax-only -include %s -verify -std=c++11
+
+// Test with pch.
+// RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-pc-win32  -fms-extensions -emit-pch -o %t -std=c++11
+// RUN: %clang_cc1 %s -Wunknown-pragmas -Werror -triple i386-pc-win32  -fms-extensions -fsyntax-only -include-pch %t -verify -std=c++11
+
+// The first run line creates a pch, and since at that point HEADER is not
+// defined, the only thing contained in the pch is the pragma. The second line
+// then includes that pch, so HEADER is defined and the actual code is compiled.
+// The check then makes sure that the pragma is in effect in the file that
+// includes the pch.
+
+// expected-no-diagnostics
+
+#ifndef HEADER
+#define HEADER
+
+struct S0;
+static_assert(sizeof(int S0::*) == 12, "");
+
+struct S1;
+struct S2;
+
+#pragma pointers_to_members(full_generality, single_inheritance)
+
+static_assert(sizeof(int S1::*) == 4, "");
+
+#else
+
+static_assert(sizeof(int S2::*) == 4, "");
+static_assert(sizeof(int S0::*) == 12, "");
+
+#endif