diff --git a/lib/arm-mes/arm.M1 b/lib/arm-mes/arm.M1
index aee8866e..8c8720ee 100644
--- a/lib/arm-mes/arm.M1
+++ b/lib/arm-mes/arm.M1
@@ -323,3 +323,14 @@ DEFINE mov____0x32(%ebp),%r1 14909fe50b9089e0001099e5
 # e59d0000        ldr     r0, [sp]
 # e58d9000        str     r9, [sp]
 DEFINE xchg___%r0,(%esp) 0090a0e100009de500908de5
+
+# e52d1004        push    {r1}            ; (str r1, [sp, #-4]!)
+# e59f1010        ldr     r1, [pc, #16]   ; 1c <WERT>
+# e5909000        ldr     r9, [r0]
+# e0811009        add     r1, r1, r9
+# e5809000        str     r9, [r0]
+# e49d1004        pop     {r1}            ; (ldr r1, [sp], #4)
+# ea000000        b       20 <VD>
+# V: ...
+# VD:
+DEFINE add____$i32,(%r0) 04102de510109fe5009090e5091081e0009080e504109de4000000ea