GCC 6: #include fixes

Author: davidmalcolm

gcc-python.c

@@ -35,6 +35,9 @@ int plugin_is_GPL_compatible;
 
 #if 1
 /* Ideally we wouldn't have these includes here: */
+#if (GCC_VERSION >= 6000)
+#include "cp/cp-tree.h" /* for cp_expr */
+#endif
 #include "cp/name-lookup.h" /* for global_namespace */
 #include "tree.h"
 #include "function.h"

print-gcc-version.c

@@ -17,7 +17,11 @@
    <http://www.gnu.org/licenses/>.
 */
 
+#include "config.h"
+#include "system.h"
+#include "coretypes.h"
 #include "plugin.h"
+#include <stdio.h>
 
 int main(int argc, const char *argv[])
 {