diff --git a/tests/tests/regression_tests.rs b/tests/tests/regression_tests.rs
index b9ac3910a..703a65669 100644
--- a/tests/tests/regression_tests.rs
+++ b/tests/tests/regression_tests.rs
@@ -100,6 +100,7 @@ macro_rules! swf_tests_approx {
 // Inside the folder is expected to be "test.swf" and "output.txt" with the correct output.
 swf_tests! {
     (action_to_integer, "avm1/action_to_integer", 1),
+    (add2, "avm1/add2", 1),
     (add_property, "avm1/add_property", 1),
     (arguments, "avm1/arguments", 1),
     (array_call_method, "avm1/array_call_method", 1),
diff --git a/tests/tests/swfs/avm1/add2/output.txt b/tests/tests/swfs/avm1/add2/output.txt
new file mode 100644
index 000000000..c5838177a
--- /dev/null
+++ b/tests/tests/swfs/avm1/add2/output.txt
@@ -0,0 +1,355 @@
+// 0 + 0
+0
+// 0 + 0
+0
+
+// 1 + 2
+3
+// 2 + 1
+3
+
+// NaN + 1
+NaN
+// 1 + NaN
+NaN
+
+// NaN + NaN
+NaN
+// NaN + NaN
+NaN
+
+// Infinity + Infinity
+Infinity
+// Infinity + Infinity
+Infinity
+
+// Infinity + -Infinity
+NaN
+// -Infinity + Infinity
+NaN
+
+// false + false
+0
+// false + false
+0
+
+// true + false
+1
+// false + true
+1
+
+// true + true
+2
+// true + true
+2
+
+// true + false
+1
+// false + true
+1
+
+// false + 1
+1
+// 1 + false
+1
+
+// true + 1
+2
+// 1 + true
+2
+
+// abc + 1
+abc1
+// 1 + abc
+1abc
+
+// abc + false
+abcfalse
+// false + abc
+falseabc
+
+// abc + true
+abctrue
+// true + abc
+trueabc
+
+// 500 + 1
+5001
+// 1 + 500
+1500
+
+// 500 + false
+500false
+// false + 500
+false500
+
+// 500 + true
+500true
+// true + 500
+true500
+
+// undefined + undefined
+NaN
+// undefined + undefined
+NaN
+
+// undefined + 1
+NaN
+// 1 + undefined
+NaN
+
+// undefined + abc
+undefinedabc
+// abc + undefined
+abcundefined
+
+// null + 1
+NaN
+// 1 + null
+NaN
+
+// null + null
+NaN
+// null + null
+NaN
+
+// null + undefined
+NaN
+// undefined + null
+NaN
+
+// null + false
+NaN
+// false + null
+NaN
+
+// null + true
+NaN
+// true + null
+NaN
+
+// null + abc
+nullabc
+// abc + null
+abcnull
+
+// _level0 + 1
+NaN
+// 1 + _level0
+NaN
+
+// _level0 + false
+NaN
+// false + _level0
+NaN
+
+// _level0 + true
+NaN
+// true + _level0
+NaN
+
+// _level0 + abc
+_level0abc
+// abc + _level0
+abc_level0
+
+// _level0 + undefined
+NaN
+// undefined + _level0
+NaN
+
+// obj + 1
+NaN
+// 1 + obj
+NaN
+
+// obj + false
+NaN
+// false + obj
+NaN
+
+// obj + true
+NaN
+// true + obj
+NaN
+
+// obj + abc
+[object Object]abc
+// abc + obj
+abc[object Object]
+
+// obj + undefined
+NaN
+// undefined + obj
+NaN
+
+// obj + null
+NaN
+// null + obj
+NaN
+
+// obj + _level0
+NaN
+// _level0 + obj
+NaN
+
+// obj + obj
+NaN
+// obj + obj
+NaN
+
+// objValue1 + 1
+objValue1.valueOf
+2
+// 1 + objValue1
+objValue1.valueOf
+2
+
+// objValue1 + false
+objValue1.valueOf
+1
+// false + objValue1
+objValue1.valueOf
+1
+
+// objValue1 + true
+objValue1.valueOf
+2
+// true + objValue1
+objValue1.valueOf
+2
+
+// objValue1 + abc
+objValue1.valueOf
+1abc
+// abc + objValue1
+objValue1.valueOf
+abc1
+
+// objValue1 + undefined
+objValue1.valueOf
+NaN
+// undefined + objValue1
+objValue1.valueOf
+NaN
+
+// objValue1 + null
+objValue1.valueOf
+NaN
+// null + objValue1
+objValue1.valueOf
+NaN
+
+// objValue1 + _level0
+objValue1.valueOf
+NaN
+// _level0 + objValue1
+objValue1.valueOf
+NaN
+
+// objValue1 + obj
+objValue1.valueOf
+NaN
+// obj + objValue1
+objValue1.valueOf
+NaN
+
+// objValue1 + obj
+objValue1.valueOf
+NaN
+// obj + objValue1
+objValue1.valueOf
+NaN
+
+// objValue1 + objValue1
+objValue1.valueOf
+objValue1.valueOf
+2
+// objValue1 + objValue1
+objValue1.valueOf
+objValue1.valueOf
+2
+
+// objValue1 + objValue2
+objValue2.valueOf
+objValue1.valueOf
+1xyz
+// objValue2 + objValue1
+objValue1.valueOf
+objValue2.valueOf
+xyz1
+
+// objValue1 + objValue3
+objValue3.valueOf
+objValue1.valueOf
+objValue3.valueOf
+NaN
+// objValue3 + objValue1
+objValue1.valueOf
+objValue3.valueOf
+objValue3.valueOf
+NaN
+
+// objValue1 + objValue4
+objValue4.valueOf
+objValue1.valueOf
+NaN
+// objValue4 + objValue1
+objValue1.valueOf
+objValue4.valueOf
+NaN
+
+// objValue2 + obj
+objValue2.valueOf
+xyz[object Object]
+// obj + objValue2
+objValue2.valueOf
+[object Object]xyz
+
+// objValue2 + objValue2
+objValue2.valueOf
+objValue2.valueOf
+xyzxyz
+// objValue2 + objValue2
+objValue2.valueOf
+objValue2.valueOf
+xyzxyz
+
+// objValue2 + objValue3
+objValue3.valueOf
+objValue2.valueOf
+objValue3.toString
+xyz[type Object]
+// objValue3 + objValue2
+objValue2.valueOf
+objValue3.valueOf
+objValue3.toString
+[type Object]xyz
+
+// objValue3 + obj
+objValue3.valueOf
+objValue3.valueOf
+NaN
+// obj + objValue3
+objValue3.valueOf
+objValue3.valueOf
+NaN
+
+// objValue3 + objValue4
+objValue4.valueOf
+objValue3.valueOf
+objValue3.valueOf
+NaN
+// objValue4 + objValue3
+objValue3.valueOf
+objValue4.valueOf
+objValue3.valueOf
+NaN
+
+// objValue4 + obj
+objValue4.valueOf
+NaN
+// obj + objValue4
+objValue4.valueOf
+NaN
+
diff --git a/tests/tests/swfs/avm1/add2/test.fla b/tests/tests/swfs/avm1/add2/test.fla
new file mode 100644
index 000000000..38af8123c
Binary files /dev/null and b/tests/tests/swfs/avm1/add2/test.fla differ
diff --git a/tests/tests/swfs/avm1/add2/test.swf b/tests/tests/swfs/avm1/add2/test.swf
new file mode 100644
index 000000000..335cb9fa6
Binary files /dev/null and b/tests/tests/swfs/avm1/add2/test.swf differ