1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/main.c b/gcc/main.c
index 3e6c41c39a1..7a8390e71ec 100644
--- a/gcc/main.c
+++ b/gcc/main.c
@@ -21,6 +21,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "system.h"
 #include "coretypes.h"
 #include "tm.h"
+#include "diagnostic-core.h"
 #include "toplev.h"
 
 int main (int argc, char **argv);