rename this test from .S to .c so that it gets run.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67380 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Preprocessor/assembler-with-cpp.c b/test/Preprocessor/assembler-with-cpp.c
new file mode 100644
index 0000000..bd13e11
--- /dev/null
+++ b/test/Preprocessor/assembler-with-cpp.c
@@ -0,0 +1,6 @@
+// RUN: clang -x assembler-with-cpp -E %s &&
+// RUN: not clang -x c -E %s
+
+#ifndef __ASSEMBLER__
+#error "__ASSEMBLER__ not defined"
+#endif