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-rw-r--r--gcc/testsuite/gcc.dg/cpp-mix.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp-mix.h b/gcc/testsuite/gcc.dg/cpp-mix.h
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+++ b/gcc/testsuite/gcc.dg/cpp-mix.h
@@ -0,0 +1,9 @@
+/* This header is never to have its contents visible, but it should
+ still receive the optimization. */
+
+#ifndef CPP_MIX_H
+#define CPP_MIX_H
+
+#define main wibble
+
+#endif