[AArch64] Fix bootstrap failure due to missing ATTRIBUTE_UNUSED

gcc/ChangeLog:

	* config/aarch64/aarch64-builtins.c
	(aarch64_general_gimple_fold_builtin): Mark argument as unused.

diff --git a/gcc/config/aarch64/aarch64-builtins.c b/gcc/config/aarch64/aarch64-builtins.c
index 416b4fc2dea7bb52643dbbcc8ef5a15dd65ca605..03f09f64ae53028cb44e6909a89697e27ed473a7 100644 (file)
--- a/gcc/config/aarch64/aarch64-builtins.c
+++ b/gcc/config/aarch64/aarch64-builtins.c
@@ -2643,7 +2643,7 @@ get_mem_type_for_load_store (unsigned int fcode)
    failure.  */
 gimple *
 aarch64_general_gimple_fold_builtin (unsigned int fcode, gcall *stmt,
-                                    gimple_stmt_iterator *gsi)
+                                    gimple_stmt_iterator *gsi ATTRIBUTE_UNUSED)
 {
   gimple *new_stmt = NULL;
   unsigned nargs = gimple_call_num_args (stmt);