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-rw-r--r--arm/Asmexpand.ml2
1 files changed, 2 insertions, 0 deletions
diff --git a/arm/Asmexpand.ml b/arm/Asmexpand.ml
index 5c7e5ad4..89aab5c7 100644
--- a/arm/Asmexpand.ml
+++ b/arm/Asmexpand.ml
@@ -409,6 +409,8 @@ let expand_builtin_inline name args res =
(* Vararg stuff *)
| "__builtin_va_start", [BA(IR a)], _ ->
expand_builtin_va_start a
+ | "__builtin_nop", [], _ ->
+ emit Pnop
(* Catch-all *)
| _ ->
raise (Error ("unrecognized builtin " ^ name))