Remove useless cstddef header from rust-fmt

gcc/rust/ChangeLog:

	* ast/rust-fmt.h:  Remove useless cstddef header from rust-fmt

diff --git a/gcc/rust/ast/rust-fmt.h b/gcc/rust/ast/rust-fmt.h
index 6a0c116b841bc0048e2a06e82265d5ba49fcc150..317db93dc1f03995cacdd1738c1f80cfafd34985 100644 (file)
--- a/gcc/rust/ast/rust-fmt.h
+++ b/gcc/rust/ast/rust-fmt.h
@@ -20,7 +20,6 @@
 #define RUST_FMT_H
 
 #include "rust-system.h"
-#include <cstddef>
 
 // FIXME: How to encode Option?