diff --git a/src/gc-codegen.c b/src/gc-codegen.c
deleted file mode 100644
index 87a044262a3fb..0000000000000
--- a/src/gc-codegen.c
+++ /dev/null
@@ -1,8 +0,0 @@
-#include "gc-interface.h"
-
-#ifdef MMTK_GC
-// MMTk needs the compiler to insert those hooks so we can transitively pin the references.
-int need_gc_preserve_hook = 1;
-#else
-int need_gc_preserve_hook = 0;
-#endif