#include "system.h"
#include "coretypes.h"
#include "diagnostic-core.h"
+#include "hash-set.h"
+#include "machmode.h"
+#include "vec.h"
+#include "double-int.h"
+#include "input.h"
+#include "alias.h"
+#include "symtab.h"
+#include "options.h"
+#include "wide-int.h"
+#include "inchash.h"
#include "tree.h"
#include "ggc.h"
#include "hash-set.h"