diff --git a/gcc/dostage3 b/gcc/dostage3
new file mode 100755
index 00000000000..21f17fc11c7
--- /dev/null
+++ b/gcc/dostage3
@@ -0,0 +1,3 @@
+#!/bin/sh
+make -k LANGUAGES=c $1 CC=stage2/xgcc XCFLAGS=-Bstage2/ CFLAGS="-g $2" >log3 2>&1
+