1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/mi2.c b/gcc/testsuite/gcc.dg/cpp/mi2.c
new file mode 100644
index 000000000..916d5a949
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp/mi2.c
@@ -0,0 +1,12 @@
+/* Test for overly eager multiple include optimization.
+   Problem distilled from glibc 2.0.7's time.h, sys/time.h, timebits.h.
+   Problem noted by Tom Tromey <tromey@cygnus.com>.  */
+/* { dg-do compile } */
+
+#include "mi2a.h"
+#include "mi2b.h"
+
+int main (void)
+{
+  return x;
+}