diff --git a/examples/merkle/MerkleTreeClient.ts b/examples/merkle/MerkleTreeClient.ts
index fa286674a..c7396bbe5 100644
--- a/examples/merkle/MerkleTreeClient.ts
+++ b/examples/merkle/MerkleTreeClient.ts
@@ -90,7 +90,7 @@ export const APP_SPEC: AppSpec = {
     }
   },
   "source": {
-    "approval": "#pragma version 9

// This TEAL was generated by TEALScript v0.52.0
// https://github.com/algorand-devrel/TEALScript

// This contract is compliant with and/or implements the following ARCs: [ ARC4 ]

// The following ten lines of TEAL handle initial program flow
// This pattern is used to make it easy for anyone to parse the start of the program and determine if a specific action is allowed
// Here, action refers to the OnComplete in combination with whether the app is being created or called
// Every possible action for this contract is represented in the switch statement
// If the action is not implmented in the contract, its repsective branch will be "NOT_IMPLMENTED" which just contains "err"
txn ApplicationID
int 0
>
int 6
*
txn OnCompletion
+
switch create_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_DeleteApplication

NOT_IMPLEMENTED:
	err

calcInitRoot:
	proto 2 1

	// examples/merkle/merkle.algo.ts:19
	// result = EMPTY_HASH
	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = 0
	int 0
	frame_bury -2 // i: uint64

for_0:
	frame_dig -2 // i: uint64
	int 3
	<
	bz for_0_end

	// examples/merkle/merkle.algo.ts:22
	// result = sha256(result + result)
	frame_dig -1 // result: byte[32]
	frame_dig -1 // result: byte[32]
	concat
	sha256
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = i + 1
	frame_dig -2 // i: uint64
	int 1
	+
	frame_bury -2 // i: uint64
	b for_0

for_0_end:
	// examples/merkle/merkle.algo.ts:25
	// return result;
	frame_dig -1 // result: byte[32]
	retsub

hashConcat:
	proto 2 1

	// examples/merkle/merkle.algo.ts:29
	// return sha256(left + right);
	frame_dig -1 // left: byte[32]
	frame_dig -2 // right: byte[32]
	concat
	sha256
	retsub

isRightSibling:
	proto 1 1

	// examples/merkle/merkle.algo.ts:33
	// return getbyte(elem, 0) === RIGHT_SIBLING_PREFIX;
	frame_dig -1 // elem: byte[33]
	int 0
	getbyte
	int 170
	==
	retsub

calcRoot:
	proto 4 1

	// examples/merkle/merkle.algo.ts:39
	// i = 0
	int 0
	frame_bury -3 // i: uint64

for_1:
	frame_dig -3 // i: uint64
	int 3
	<
	bz for_1_end
	frame_dig -3 // i: uint64
	frame_bury -4 // accessor: accessor//0//elem

	// if0_condition
	// examples/merkle/merkle.algo.ts:42
	// this.isRightSibling(elem)
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	callsub isRightSibling
	bz if0_else

	// if0_consequent
	// examples/merkle/merkle.algo.ts:43
	// result = this.hashConcat(result, extract3(elem, 1, 32))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	frame_dig -1 // leaf: byte[32]
	callsub hashConcat
	frame_bury -1 // result: byte[32]
	b if0_end

if0_else:
	// examples/merkle/merkle.algo.ts:45
	// result = this.hashConcat(extract3(elem, 1, 32), result)
	frame_dig -1 // leaf: byte[32]
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	callsub hashConcat
	frame_bury -1 // result: byte[32]

if0_end:
	// examples/merkle/merkle.algo.ts:39
	// i = i + 1
	frame_dig -3 // i: uint64
	int 1
	+
	frame_bury -3 // i: uint64
	b for_1

for_1_end:
	// examples/merkle/merkle.algo.ts:49
	// return result;
	frame_dig -1 // leaf: byte[32]
	retsub

// deleteApplication()void
abi_route_deleteApplication:
	// execute deleteApplication()void
	callsub deleteApplication
	int 1
	return

deleteApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:53
	// verifyTxn(this.txn, { sender: this.app.creator })
	// verify sender
	txn Sender
	txna Applications 0
	app_params_get AppCreator
	assert
	==
	assert
	retsub

// createApplication()void
abi_route_createApplication:
	// execute createApplication()void
	callsub createApplication
	int 1
	return

createApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:57
	// this.root.value = this.calcInitRoot()
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	callsub calcInitRoot
	app_global_put
	retsub

// verify(byte[33][3],bytes)void
abi_route_verify:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute verify(byte[33][3],bytes)void
	callsub verify
	int 1
	return

verify:
	proto 2 0

	// examples/merkle/merkle.algo.ts:61
	// assert(this.root.value === this.calcRoot(sha256(data), path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	==
	assert
	retsub

// appendLeaf(byte[33][3],bytes)void
abi_route_appendLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute appendLeaf(byte[33][3],bytes)void
	callsub appendLeaf
	int 1
	return

appendLeaf:
	proto 2 0

	// examples/merkle/merkle.algo.ts:65
	// assert(data !== '')
	frame_dig -1 // data: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:66
	// assert(this.root.value === this.calcRoot(EMPTY_HASH, path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]

	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:68
	// this.root.value = this.calcRoot(sha256(data), path)
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	app_global_put

	// examples/merkle/merkle.algo.ts:70
	// this.size.value = this.size.value + 1
	byte 0x73697a65 // "size"
	byte 0x73697a65 // "size"
	app_global_get
	int 1
	+
	app_global_put
	retsub

// updateLeaf(byte[33][3],bytes,bytes)void
abi_route_updateLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 3
	dup
	len
	int 99
	==
	assert

	// newData: byte[]
	txna ApplicationArgs 2
	extract 2 0

	// oldData: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute updateLeaf(byte[33][3],bytes,bytes)void
	callsub updateLeaf
	int 1
	return

updateLeaf:
	proto 3 0

	// examples/merkle/merkle.algo.ts:74
	// assert(newData !== '')
	frame_dig -2 // newData: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:75
	// assert(this.root.value === this.calcRoot(sha256(oldData), path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -1 // oldData: bytes
	sha256
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:77
	// this.root.value = this.calcRoot(sha256(newData), path)
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -2 // newData: bytes
	sha256
	callsub calcRoot
	app_global_put
	retsub

create_NoOp:
	method "createApplication()void"
	txna ApplicationArgs 0
	match abi_route_createApplication
	err

call_NoOp:
	method "verify(byte[],byte[33][3])void"
	method "appendLeaf(byte[],byte[33][3])void"
	method "updateLeaf(byte[],byte[],byte[33][3])void"
	txna ApplicationArgs 0
	match abi_route_verify abi_route_appendLeaf abi_route_updateLeaf
	err

call_DeleteApplication:
	method "deleteApplication()void"
	txna ApplicationArgs 0
	match abi_route_deleteApplication
	err",
+    "approval": "#pragma version 9

// This TEAL was generated by TEALScript v0.52.0
// https://github.com/algorand-devrel/TEALScript

// This contract is compliant with and/or implements the following ARCs: [ ARC4 ]

// The following ten lines of TEAL handle initial program flow
// This pattern is used to make it easy for anyone to parse the start of the program and determine if a specific action is allowed
// Here, action refers to the OnComplete in combination with whether the app is being created or called
// Every possible action for this contract is represented in the switch statement
// If the action is not implmented in the contract, its repsective branch will be "NOT_IMPLMENTED" which just contains "err"
txn ApplicationID
int 0
>
int 6
*
txn OnCompletion
+
switch create_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_DeleteApplication

NOT_IMPLEMENTED:
	err

calcInitRoot:
	proto 2 1

	// examples/merkle/merkle.algo.ts:19
	// result = EMPTY_HASH
	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = 0
	int 0
	frame_bury -2 // i: uint64

for_0:
	frame_dig -2 // i: uint64
	int 3
	<
	bz for_0_end

	// examples/merkle/merkle.algo.ts:22
	// result = sha256(result + result)
	frame_dig -1 // result: byte[32]
	frame_dig -1 // result: byte[32]
	concat
	sha256
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = i + 1
	frame_dig -2 // i: uint64
	int 1
	+
	frame_bury -2 // i: uint64
	b for_0

for_0_end:
	// examples/merkle/merkle.algo.ts:25
	// return result;
	frame_dig -1 // result: byte[32]
	retsub

hashConcat:
	proto 2 1

	// examples/merkle/merkle.algo.ts:29
	// return sha256(left + right);
	frame_dig -1 // left: byte[32]
	frame_dig -2 // right: byte[32]
	concat
	sha256
	retsub

isRightSibling:
	proto 1 1

	// examples/merkle/merkle.algo.ts:33
	// return getbyte(elem, 0) === RIGHT_SIBLING_PREFIX;
	frame_dig -1 // elem: byte[33]
	int 0
	getbyte
	int 170
	==
	retsub

calcRoot:
	proto 4 1

	// examples/merkle/merkle.algo.ts:39
	// i = 0
	int 0
	frame_bury -3 // i: uint64

for_1:
	frame_dig -3 // i: uint64
	int 3
	<
	bz for_1_end
	frame_dig -3 // i: uint64
	frame_bury -4 // accessor: accessor//0//elem

	// if0_condition
	// examples/merkle/merkle.algo.ts:42
	// this.isRightSibling(clone(elem))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	callsub isRightSibling
	bz if0_else

	// if0_consequent
	// examples/merkle/merkle.algo.ts:43
	// result = this.hashConcat(clone(result), extract3(elem, 1, 32))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	frame_dig -1 // leaf: byte[32]
	callsub hashConcat
	frame_bury -1 // result: byte[32]
	b if0_end

if0_else:
	// examples/merkle/merkle.algo.ts:45
	// result = this.hashConcat(extract3(elem, 1, 32), clone(result))
	frame_dig -1 // leaf: byte[32]
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	callsub hashConcat
	frame_bury -1 // result: byte[32]

if0_end:
	// examples/merkle/merkle.algo.ts:39
	// i = i + 1
	frame_dig -3 // i: uint64
	int 1
	+
	frame_bury -3 // i: uint64
	b for_1

for_1_end:
	// examples/merkle/merkle.algo.ts:49
	// return result;
	frame_dig -1 // leaf: byte[32]
	retsub

// deleteApplication()void
abi_route_deleteApplication:
	// execute deleteApplication()void
	callsub deleteApplication
	int 1
	return

deleteApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:53
	// verifyTxn(this.txn, { sender: this.app.creator })
	// verify sender
	txn Sender
	txna Applications 0
	app_params_get AppCreator
	assert
	==
	assert
	retsub

// createApplication()void
abi_route_createApplication:
	// execute createApplication()void
	callsub createApplication
	int 1
	return

createApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:57
	// this.root.value = this.calcInitRoot()
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	callsub calcInitRoot
	app_global_put
	retsub

// verify(byte[33][3],bytes)void
abi_route_verify:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute verify(byte[33][3],bytes)void
	callsub verify
	int 1
	return

verify:
	proto 2 0

	// examples/merkle/merkle.algo.ts:61
	// assert(this.root.value === this.calcRoot(sha256(data), clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	==
	assert
	retsub

// appendLeaf(byte[33][3],bytes)void
abi_route_appendLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute appendLeaf(byte[33][3],bytes)void
	callsub appendLeaf
	int 1
	return

appendLeaf:
	proto 2 0

	// examples/merkle/merkle.algo.ts:65
	// assert(data !== '')
	frame_dig -1 // data: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:66
	// assert(this.root.value === this.calcRoot(EMPTY_HASH, clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]

	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:68
	// this.root.value = this.calcRoot(sha256(data), clone(path))
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	app_global_put

	// examples/merkle/merkle.algo.ts:70
	// this.size.value = this.size.value + 1
	byte 0x73697a65 // "size"
	byte 0x73697a65 // "size"
	app_global_get
	int 1
	+
	app_global_put
	retsub

// updateLeaf(byte[33][3],bytes,bytes)void
abi_route_updateLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 3
	dup
	len
	int 99
	==
	assert

	// newData: byte[]
	txna ApplicationArgs 2
	extract 2 0

	// oldData: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute updateLeaf(byte[33][3],bytes,bytes)void
	callsub updateLeaf
	int 1
	return

updateLeaf:
	proto 3 0

	// examples/merkle/merkle.algo.ts:74
	// assert(newData !== '')
	frame_dig -2 // newData: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:75
	// assert(this.root.value === this.calcRoot(sha256(oldData), clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -1 // oldData: bytes
	sha256
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:77
	// this.root.value = this.calcRoot(sha256(newData), clone(path))
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -2 // newData: bytes
	sha256
	callsub calcRoot
	app_global_put
	retsub

create_NoOp:
	method "createApplication()void"
	txna ApplicationArgs 0
	match abi_route_createApplication
	err

call_NoOp:
	method "verify(byte[],byte[33][3])void"
	method "appendLeaf(byte[],byte[33][3])void"
	method "updateLeaf(byte[],byte[],byte[33][3])void"
	txna ApplicationArgs 0
	match abi_route_verify abi_route_appendLeaf abi_route_updateLeaf
	err

call_DeleteApplication:
	method "deleteApplication()void"
	txna ApplicationArgs 0
	match abi_route_deleteApplication
	err",
     "clear": "I3ByYWdtYSB2ZXJzaW9uIDkKaW50IDE="
   },
   "contract": {
diff --git a/examples/merkle/artifacts/MerkleTree.approval.teal b/examples/merkle/artifacts/MerkleTree.approval.teal
index 2f6bfcd10..6f07633eb 100644
--- a/examples/merkle/artifacts/MerkleTree.approval.teal
+++ b/examples/merkle/artifacts/MerkleTree.approval.teal
@@ -106,7 +106,7 @@ for_1:
 
 	// if0_condition
 	// examples/merkle/merkle.algo.ts:42
-	// this.isRightSibling(elem)
+	// this.isRightSibling(clone(elem))
 	frame_dig -2 // path: byte[33][3]
 	store 0 // full array
 	int 0 // initial offset
@@ -123,7 +123,7 @@ for_1:
 
 	// if0_consequent
 	// examples/merkle/merkle.algo.ts:43
-	// result = this.hashConcat(result, extract3(elem, 1, 32))
+	// result = this.hashConcat(clone(result), extract3(elem, 1, 32))
 	frame_dig -2 // path: byte[33][3]
 	store 0 // full array
 	int 0 // initial offset
@@ -143,7 +143,7 @@ for_1:
 
 if0_else:
 	// examples/merkle/merkle.algo.ts:45
-	// result = this.hashConcat(extract3(elem, 1, 32), result)
+	// result = this.hashConcat(extract3(elem, 1, 32), clone(result))
 	frame_dig -1 // leaf: byte[32]
 	frame_dig -2 // path: byte[33][3]
 	store 0 // full array
@@ -237,7 +237,7 @@ verify:
 	proto 2 0
 
 	// examples/merkle/merkle.algo.ts:61
-	// assert(this.root.value === this.calcRoot(sha256(data), path))
+	// assert(this.root.value === this.calcRoot(sha256(data), clone(path)))
 	byte 0x726f6f74 // "root"
 	app_global_get
 	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
@@ -279,7 +279,7 @@ appendLeaf:
 	assert
 
 	// examples/merkle/merkle.algo.ts:66
-	// assert(this.root.value === this.calcRoot(EMPTY_HASH, path))
+	// assert(this.root.value === this.calcRoot(EMPTY_HASH, clone(path)))
 	byte 0x726f6f74 // "root"
 	app_global_get
 	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
@@ -293,7 +293,7 @@ appendLeaf:
 	assert
 
 	// examples/merkle/merkle.algo.ts:68
-	// this.root.value = this.calcRoot(sha256(data), path)
+	// this.root.value = this.calcRoot(sha256(data), clone(path))
 	byte 0x726f6f74 // "root"
 	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
 	frame_dig -2 // path: byte[33][3]
@@ -346,7 +346,7 @@ updateLeaf:
 	assert
 
 	// examples/merkle/merkle.algo.ts:75
-	// assert(this.root.value === this.calcRoot(sha256(oldData), path))
+	// assert(this.root.value === this.calcRoot(sha256(oldData), clone(path)))
 	byte 0x726f6f74 // "root"
 	app_global_get
 	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
@@ -358,7 +358,7 @@ updateLeaf:
 	assert
 
 	// examples/merkle/merkle.algo.ts:77
-	// this.root.value = this.calcRoot(sha256(newData), path)
+	// this.root.value = this.calcRoot(sha256(newData), clone(path))
 	byte 0x726f6f74 // "root"
 	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
 	frame_dig -3 // path: byte[33][3]
diff --git a/examples/merkle/artifacts/MerkleTree.json b/examples/merkle/artifacts/MerkleTree.json
index 76bfe5158..581dd2224 100644
--- a/examples/merkle/artifacts/MerkleTree.json
+++ b/examples/merkle/artifacts/MerkleTree.json
@@ -63,7 +63,7 @@
     }
   },
   "source": {
-    "approval": "#pragma version 9

// This TEAL was generated by TEALScript v0.52.0
// https://github.com/algorand-devrel/TEALScript

// This contract is compliant with and/or implements the following ARCs: [ ARC4 ]

// The following ten lines of TEAL handle initial program flow
// This pattern is used to make it easy for anyone to parse the start of the program and determine if a specific action is allowed
// Here, action refers to the OnComplete in combination with whether the app is being created or called
// Every possible action for this contract is represented in the switch statement
// If the action is not implmented in the contract, its repsective branch will be "NOT_IMPLMENTED" which just contains "err"
txn ApplicationID
int 0
>
int 6
*
txn OnCompletion
+
switch create_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_DeleteApplication

NOT_IMPLEMENTED:
	err

calcInitRoot:
	proto 2 1

	// examples/merkle/merkle.algo.ts:19
	// result = EMPTY_HASH
	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = 0
	int 0
	frame_bury -2 // i: uint64

for_0:
	frame_dig -2 // i: uint64
	int 3
	<
	bz for_0_end

	// examples/merkle/merkle.algo.ts:22
	// result = sha256(result + result)
	frame_dig -1 // result: byte[32]
	frame_dig -1 // result: byte[32]
	concat
	sha256
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = i + 1
	frame_dig -2 // i: uint64
	int 1
	+
	frame_bury -2 // i: uint64
	b for_0

for_0_end:
	// examples/merkle/merkle.algo.ts:25
	// return result;
	frame_dig -1 // result: byte[32]
	retsub

hashConcat:
	proto 2 1

	// examples/merkle/merkle.algo.ts:29
	// return sha256(left + right);
	frame_dig -1 // left: byte[32]
	frame_dig -2 // right: byte[32]
	concat
	sha256
	retsub

isRightSibling:
	proto 1 1

	// examples/merkle/merkle.algo.ts:33
	// return getbyte(elem, 0) === RIGHT_SIBLING_PREFIX;
	frame_dig -1 // elem: byte[33]
	int 0
	getbyte
	int 170
	==
	retsub

calcRoot:
	proto 4 1

	// examples/merkle/merkle.algo.ts:39
	// i = 0
	int 0
	frame_bury -3 // i: uint64

for_1:
	frame_dig -3 // i: uint64
	int 3
	<
	bz for_1_end
	frame_dig -3 // i: uint64
	frame_bury -4 // accessor: accessor//0//elem

	// if0_condition
	// examples/merkle/merkle.algo.ts:42
	// this.isRightSibling(elem)
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	callsub isRightSibling
	bz if0_else

	// if0_consequent
	// examples/merkle/merkle.algo.ts:43
	// result = this.hashConcat(result, extract3(elem, 1, 32))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	frame_dig -1 // leaf: byte[32]
	callsub hashConcat
	frame_bury -1 // result: byte[32]
	b if0_end

if0_else:
	// examples/merkle/merkle.algo.ts:45
	// result = this.hashConcat(extract3(elem, 1, 32), result)
	frame_dig -1 // leaf: byte[32]
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	callsub hashConcat
	frame_bury -1 // result: byte[32]

if0_end:
	// examples/merkle/merkle.algo.ts:39
	// i = i + 1
	frame_dig -3 // i: uint64
	int 1
	+
	frame_bury -3 // i: uint64
	b for_1

for_1_end:
	// examples/merkle/merkle.algo.ts:49
	// return result;
	frame_dig -1 // leaf: byte[32]
	retsub

// deleteApplication()void
abi_route_deleteApplication:
	// execute deleteApplication()void
	callsub deleteApplication
	int 1
	return

deleteApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:53
	// verifyTxn(this.txn, { sender: this.app.creator })
	// verify sender
	txn Sender
	txna Applications 0
	app_params_get AppCreator
	assert
	==
	assert
	retsub

// createApplication()void
abi_route_createApplication:
	// execute createApplication()void
	callsub createApplication
	int 1
	return

createApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:57
	// this.root.value = this.calcInitRoot()
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	callsub calcInitRoot
	app_global_put
	retsub

// verify(byte[33][3],bytes)void
abi_route_verify:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute verify(byte[33][3],bytes)void
	callsub verify
	int 1
	return

verify:
	proto 2 0

	// examples/merkle/merkle.algo.ts:61
	// assert(this.root.value === this.calcRoot(sha256(data), path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	==
	assert
	retsub

// appendLeaf(byte[33][3],bytes)void
abi_route_appendLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute appendLeaf(byte[33][3],bytes)void
	callsub appendLeaf
	int 1
	return

appendLeaf:
	proto 2 0

	// examples/merkle/merkle.algo.ts:65
	// assert(data !== '')
	frame_dig -1 // data: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:66
	// assert(this.root.value === this.calcRoot(EMPTY_HASH, path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]

	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:68
	// this.root.value = this.calcRoot(sha256(data), path)
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	app_global_put

	// examples/merkle/merkle.algo.ts:70
	// this.size.value = this.size.value + 1
	byte 0x73697a65 // "size"
	byte 0x73697a65 // "size"
	app_global_get
	int 1
	+
	app_global_put
	retsub

// updateLeaf(byte[33][3],bytes,bytes)void
abi_route_updateLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 3
	dup
	len
	int 99
	==
	assert

	// newData: byte[]
	txna ApplicationArgs 2
	extract 2 0

	// oldData: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute updateLeaf(byte[33][3],bytes,bytes)void
	callsub updateLeaf
	int 1
	return

updateLeaf:
	proto 3 0

	// examples/merkle/merkle.algo.ts:74
	// assert(newData !== '')
	frame_dig -2 // newData: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:75
	// assert(this.root.value === this.calcRoot(sha256(oldData), path))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -1 // oldData: bytes
	sha256
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:77
	// this.root.value = this.calcRoot(sha256(newData), path)
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -2 // newData: bytes
	sha256
	callsub calcRoot
	app_global_put
	retsub

create_NoOp:
	method "createApplication()void"
	txna ApplicationArgs 0
	match abi_route_createApplication
	err

call_NoOp:
	method "verify(byte[],byte[33][3])void"
	method "appendLeaf(byte[],byte[33][3])void"
	method "updateLeaf(byte[],byte[],byte[33][3])void"
	txna ApplicationArgs 0
	match abi_route_verify abi_route_appendLeaf abi_route_updateLeaf
	err

call_DeleteApplication:
	method "deleteApplication()void"
	txna ApplicationArgs 0
	match abi_route_deleteApplication
	err",
+    "approval": "#pragma version 9

// This TEAL was generated by TEALScript v0.52.0
// https://github.com/algorand-devrel/TEALScript

// This contract is compliant with and/or implements the following ARCs: [ ARC4 ]

// The following ten lines of TEAL handle initial program flow
// This pattern is used to make it easy for anyone to parse the start of the program and determine if a specific action is allowed
// Here, action refers to the OnComplete in combination with whether the app is being created or called
// Every possible action for this contract is represented in the switch statement
// If the action is not implmented in the contract, its repsective branch will be "NOT_IMPLMENTED" which just contains "err"
txn ApplicationID
int 0
>
int 6
*
txn OnCompletion
+
switch create_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_NoOp NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED NOT_IMPLEMENTED call_DeleteApplication

NOT_IMPLEMENTED:
	err

calcInitRoot:
	proto 2 1

	// examples/merkle/merkle.algo.ts:19
	// result = EMPTY_HASH
	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = 0
	int 0
	frame_bury -2 // i: uint64

for_0:
	frame_dig -2 // i: uint64
	int 3
	<
	bz for_0_end

	// examples/merkle/merkle.algo.ts:22
	// result = sha256(result + result)
	frame_dig -1 // result: byte[32]
	frame_dig -1 // result: byte[32]
	concat
	sha256
	frame_bury -1 // result: byte[32]

	// examples/merkle/merkle.algo.ts:21
	// i = i + 1
	frame_dig -2 // i: uint64
	int 1
	+
	frame_bury -2 // i: uint64
	b for_0

for_0_end:
	// examples/merkle/merkle.algo.ts:25
	// return result;
	frame_dig -1 // result: byte[32]
	retsub

hashConcat:
	proto 2 1

	// examples/merkle/merkle.algo.ts:29
	// return sha256(left + right);
	frame_dig -1 // left: byte[32]
	frame_dig -2 // right: byte[32]
	concat
	sha256
	retsub

isRightSibling:
	proto 1 1

	// examples/merkle/merkle.algo.ts:33
	// return getbyte(elem, 0) === RIGHT_SIBLING_PREFIX;
	frame_dig -1 // elem: byte[33]
	int 0
	getbyte
	int 170
	==
	retsub

calcRoot:
	proto 4 1

	// examples/merkle/merkle.algo.ts:39
	// i = 0
	int 0
	frame_bury -3 // i: uint64

for_1:
	frame_dig -3 // i: uint64
	int 3
	<
	bz for_1_end
	frame_dig -3 // i: uint64
	frame_bury -4 // accessor: accessor//0//elem

	// if0_condition
	// examples/merkle/merkle.algo.ts:42
	// this.isRightSibling(clone(elem))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	callsub isRightSibling
	bz if0_else

	// if0_consequent
	// examples/merkle/merkle.algo.ts:43
	// result = this.hashConcat(clone(result), extract3(elem, 1, 32))
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	frame_dig -1 // leaf: byte[32]
	callsub hashConcat
	frame_bury -1 // result: byte[32]
	b if0_end

if0_else:
	// examples/merkle/merkle.algo.ts:45
	// result = this.hashConcat(extract3(elem, 1, 32), clone(result))
	frame_dig -1 // leaf: byte[32]
	frame_dig -2 // path: byte[33][3]
	store 0 // full array
	int 0 // initial offset
	frame_dig -4 // saved accessor: accessor//0//elem
	int 33
	* // acc * typeLength
	+
	load 0 // full array
	swap
	int 33
	extract3
	extract 1 32
	callsub hashConcat
	frame_bury -1 // result: byte[32]

if0_end:
	// examples/merkle/merkle.algo.ts:39
	// i = i + 1
	frame_dig -3 // i: uint64
	int 1
	+
	frame_bury -3 // i: uint64
	b for_1

for_1_end:
	// examples/merkle/merkle.algo.ts:49
	// return result;
	frame_dig -1 // leaf: byte[32]
	retsub

// deleteApplication()void
abi_route_deleteApplication:
	// execute deleteApplication()void
	callsub deleteApplication
	int 1
	return

deleteApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:53
	// verifyTxn(this.txn, { sender: this.app.creator })
	// verify sender
	txn Sender
	txna Applications 0
	app_params_get AppCreator
	assert
	==
	assert
	retsub

// createApplication()void
abi_route_createApplication:
	// execute createApplication()void
	callsub createApplication
	int 1
	return

createApplication:
	proto 0 0

	// examples/merkle/merkle.algo.ts:57
	// this.root.value = this.calcInitRoot()
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	callsub calcInitRoot
	app_global_put
	retsub

// verify(byte[33][3],bytes)void
abi_route_verify:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute verify(byte[33][3],bytes)void
	callsub verify
	int 1
	return

verify:
	proto 2 0

	// examples/merkle/merkle.algo.ts:61
	// assert(this.root.value === this.calcRoot(sha256(data), clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	==
	assert
	retsub

// appendLeaf(byte[33][3],bytes)void
abi_route_appendLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 2
	dup
	len
	int 99
	==
	assert

	// data: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute appendLeaf(byte[33][3],bytes)void
	callsub appendLeaf
	int 1
	return

appendLeaf:
	proto 2 0

	// examples/merkle/merkle.algo.ts:65
	// assert(data !== '')
	frame_dig -1 // data: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:66
	// assert(this.root.value === this.calcRoot(EMPTY_HASH, clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]

	// examples/merkle/merkle.algo.ts:6
	// hex('e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855')
	byte 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:68
	// this.root.value = this.calcRoot(sha256(data), clone(path))
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -2 // path: byte[33][3]
	frame_dig -1 // data: bytes
	sha256
	callsub calcRoot
	app_global_put

	// examples/merkle/merkle.algo.ts:70
	// this.size.value = this.size.value + 1
	byte 0x73697a65 // "size"
	byte 0x73697a65 // "size"
	app_global_get
	int 1
	+
	app_global_put
	retsub

// updateLeaf(byte[33][3],bytes,bytes)void
abi_route_updateLeaf:
	// path: byte[33][3]
	txna ApplicationArgs 3
	dup
	len
	int 99
	==
	assert

	// newData: byte[]
	txna ApplicationArgs 2
	extract 2 0

	// oldData: byte[]
	txna ApplicationArgs 1
	extract 2 0

	// execute updateLeaf(byte[33][3],bytes,bytes)void
	callsub updateLeaf
	int 1
	return

updateLeaf:
	proto 3 0

	// examples/merkle/merkle.algo.ts:74
	// assert(newData !== '')
	frame_dig -2 // newData: bytes
	byte 0x // ""
	!=
	assert

	// examples/merkle/merkle.algo.ts:75
	// assert(this.root.value === this.calcRoot(sha256(oldData), clone(path)))
	byte 0x726f6f74 // "root"
	app_global_get
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -1 // oldData: bytes
	sha256
	callsub calcRoot
	==
	assert

	// examples/merkle/merkle.algo.ts:77
	// this.root.value = this.calcRoot(sha256(newData), clone(path))
	byte 0x726f6f74 // "root"
	byte 0x; dup // push empty bytes to fill the stack frame for this subroutine's local variables
	frame_dig -3 // path: byte[33][3]
	frame_dig -2 // newData: bytes
	sha256
	callsub calcRoot
	app_global_put
	retsub

create_NoOp:
	method "createApplication()void"
	txna ApplicationArgs 0
	match abi_route_createApplication
	err

call_NoOp:
	method "verify(byte[],byte[33][3])void"
	method "appendLeaf(byte[],byte[33][3])void"
	method "updateLeaf(byte[],byte[],byte[33][3])void"
	txna ApplicationArgs 0
	match abi_route_verify abi_route_appendLeaf abi_route_updateLeaf
	err

call_DeleteApplication:
	method "deleteApplication()void"
	txna ApplicationArgs 0
	match abi_route_deleteApplication
	err",
     "clear": "I3ByYWdtYSB2ZXJzaW9uIDkKaW50IDE="
   },
   "contract": {
diff --git a/examples/merkle/artifacts/MerkleTree.src_map.json b/examples/merkle/artifacts/MerkleTree.src_map.json
index 90dbd7a77..f8c18ae4c 100644
--- a/examples/merkle/artifacts/MerkleTree.src_map.json
+++ b/examples/merkle/artifacts/MerkleTree.src_map.json
@@ -998,11 +998,11 @@
     "source": {
       "start": {
         "line": 42,
-        "col": 30
+        "col": 36
       },
       "end": {
         "line": 42,
-        "col": 34
+        "col": 40
       }
     },
     "pc": 0
@@ -1012,11 +1012,11 @@
     "source": {
       "start": {
         "line": 42,
-        "col": 30
+        "col": 36
       },
       "end": {
         "line": 42,
-        "col": 34
+        "col": 40
       }
     },
     "pc": 0
@@ -1026,11 +1026,11 @@
     "source": {
       "start": {
         "line": 42,
-        "col": 30
+        "col": 36
       },
       "end": {
         "line": 42,
-        "col": 34
+        "col": 40
       }
     },
     "pc": 0
@@ -1040,11 +1040,11 @@
     "source": {
       "start": {
         "line": 42,
-        "col": 30
+        "col": 36
       },
       "end": {
         "line": 42,
-        "col": 34
+        "col": 40
       }
     },
     "pc": 0
@@ -1058,7 +1058,7 @@
       },
       "end": {
         "line": 42,
-        "col": 35
+        "col": 42
       }
     },
     "pc": 0
@@ -1082,11 +1082,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1096,11 +1096,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1110,11 +1110,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1124,11 +1124,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1138,11 +1138,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1152,11 +1152,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1166,11 +1166,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1180,11 +1180,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1194,11 +1194,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1208,11 +1208,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1222,11 +1222,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 50
+        "col": 57
       },
       "end": {
         "line": 43,
-        "col": 54
+        "col": 61
       }
     },
     "pc": 0
@@ -1236,11 +1236,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 56
+        "col": 63
       },
       "end": {
         "line": 43,
-        "col": 57
+        "col": 64
       }
     },
     "pc": 0
@@ -1250,11 +1250,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 59
+        "col": 66
       },
       "end": {
         "line": 43,
-        "col": 61
+        "col": 68
       }
     },
     "pc": 0
@@ -1264,11 +1264,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 41
+        "col": 48
       },
       "end": {
         "line": 43,
-        "col": 49
+        "col": 56
       }
     },
     "pc": 0
@@ -1278,11 +1278,11 @@
     "source": {
       "start": {
         "line": 43,
-        "col": 33
+        "col": 39
       },
       "end": {
         "line": 43,
-        "col": 39
+        "col": 45
       }
     },
     "pc": 0
@@ -1296,7 +1296,7 @@
       },
       "end": {
         "line": 43,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -1310,7 +1310,7 @@
       },
       "end": {
         "line": 43,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -1324,7 +1324,7 @@
       },
       "end": {
         "line": 45,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -1348,11 +1348,11 @@
     "source": {
       "start": {
         "line": 45,
-        "col": 56
+        "col": 62
       },
       "end": {
         "line": 45,
-        "col": 62
+        "col": 68
       }
     },
     "pc": 0
@@ -1548,7 +1548,7 @@
       },
       "end": {
         "line": 45,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -2220,7 +2220,7 @@
       },
       "end": {
         "line": 61,
-        "col": 65
+        "col": 72
       }
     },
     "pc": 0
@@ -2234,7 +2234,7 @@
       },
       "end": {
         "line": 61,
-        "col": 65
+        "col": 72
       }
     },
     "pc": 0
@@ -2276,7 +2276,7 @@
       },
       "end": {
         "line": 61,
-        "col": 64
+        "col": 71
       }
     },
     "pc": 0
@@ -2286,11 +2286,11 @@
     "source": {
       "start": {
         "line": 61,
-        "col": 59
+        "col": 65
       },
       "end": {
         "line": 61,
-        "col": 63
+        "col": 69
       }
     },
     "pc": 0
@@ -2612,7 +2612,7 @@
       },
       "end": {
         "line": 66,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -2626,7 +2626,7 @@
       },
       "end": {
         "line": 66,
-        "col": 63
+        "col": 70
       }
     },
     "pc": 0
@@ -2640,7 +2640,7 @@
       },
       "end": {
         "line": 66,
-        "col": 62
+        "col": 69
       }
     },
     "pc": 0
@@ -2650,11 +2650,11 @@
     "source": {
       "start": {
         "line": 66,
-        "col": 57
+        "col": 63
       },
       "end": {
         "line": 66,
-        "col": 61
+        "col": 67
       }
     },
     "pc": 0
@@ -2710,7 +2710,7 @@
       },
       "end": {
         "line": 66,
-        "col": 62
+        "col": 69
       }
     },
     "pc": 0
@@ -2724,7 +2724,7 @@
       },
       "end": {
         "line": 68,
-        "col": 55
+        "col": 62
       }
     },
     "pc": 0
@@ -2738,7 +2738,7 @@
       },
       "end": {
         "line": 68,
-        "col": 55
+        "col": 62
       }
     },
     "pc": 0
@@ -2776,11 +2776,11 @@
     "source": {
       "start": {
         "line": 68,
-        "col": 50
+        "col": 56
       },
       "end": {
         "line": 68,
-        "col": 54
+        "col": 60
       }
     },
     "pc": 0
@@ -2794,7 +2794,7 @@
       },
       "end": {
         "line": 68,
-        "col": 55
+        "col": 62
       }
     },
     "pc": 0
@@ -3200,7 +3200,7 @@
       },
       "end": {
         "line": 75,
-        "col": 68
+        "col": 75
       }
     },
     "pc": 0
@@ -3214,7 +3214,7 @@
       },
       "end": {
         "line": 75,
-        "col": 68
+        "col": 75
       }
     },
     "pc": 0
@@ -3256,7 +3256,7 @@
       },
       "end": {
         "line": 75,
-        "col": 67
+        "col": 74
       }
     },
     "pc": 0
@@ -3266,11 +3266,11 @@
     "source": {
       "start": {
         "line": 75,
-        "col": 62
+        "col": 68
       },
       "end": {
         "line": 75,
-        "col": 66
+        "col": 72
       }
     },
     "pc": 0
@@ -3312,7 +3312,7 @@
       },
       "end": {
         "line": 75,
-        "col": 67
+        "col": 74
       }
     },
     "pc": 0
@@ -3326,7 +3326,7 @@
       },
       "end": {
         "line": 77,
-        "col": 58
+        "col": 65
       }
     },
     "pc": 0
@@ -3340,7 +3340,7 @@
       },
       "end": {
         "line": 77,
-        "col": 58
+        "col": 65
       }
     },
     "pc": 0
@@ -3378,11 +3378,11 @@
     "source": {
       "start": {
         "line": 77,
-        "col": 53
+        "col": 59
       },
       "end": {
         "line": 77,
-        "col": 57
+        "col": 63
       }
     },
     "pc": 0
@@ -3424,7 +3424,7 @@
       },
       "end": {
         "line": 77,
-        "col": 58
+        "col": 65
       }
     },
     "pc": 0
diff --git a/examples/merkle/merkle.algo.ts b/examples/merkle/merkle.algo.ts
index f628d834a..47dbb1e4b 100644
--- a/examples/merkle/merkle.algo.ts
+++ b/examples/merkle/merkle.algo.ts
@@ -39,10 +39,10 @@ class MerkleTree extends Contract {
     for (let i = 0; i < TREE_DEPTH; i = i + 1) {
       const elem = path[i];
 
-      if (this.isRightSibling(elem)) {
-        result = this.hashConcat(result, extract3(elem, 1, 32));
+      if (this.isRightSibling(clone(elem))) {
+        result = this.hashConcat(clone(result), extract3(elem, 1, 32));
       } else {
-        result = this.hashConcat(extract3(elem, 1, 32), result);
+        result = this.hashConcat(extract3(elem, 1, 32), clone(result));
       }
     }
 
@@ -58,22 +58,22 @@ class MerkleTree extends Contract {
   }
 
   verify(data: bytes, path: Path): void {
-    assert(this.root.value === this.calcRoot(sha256(data), path));
+    assert(this.root.value === this.calcRoot(sha256(data), clone(path)));
   }
 
   appendLeaf(data: bytes, path: Path): void {
     assert(data !== '');
-    assert(this.root.value === this.calcRoot(EMPTY_HASH, path));
+    assert(this.root.value === this.calcRoot(EMPTY_HASH, clone(path)));
 
-    this.root.value = this.calcRoot(sha256(data), path);
+    this.root.value = this.calcRoot(sha256(data), clone(path));
 
     this.size.value = this.size.value + 1;
   }
 
   updateLeaf(oldData: bytes, newData: bytes, path: Path): void {
     assert(newData !== '');
-    assert(this.root.value === this.calcRoot(sha256(oldData), path));
+    assert(this.root.value === this.calcRoot(sha256(oldData), clone(path)));
 
-    this.root.value = this.calcRoot(sha256(newData), path);
+    this.root.value = this.calcRoot(sha256(newData), clone(path));
   }
 }
diff --git a/src/lib/compiler.ts b/src/lib/compiler.ts
index 77d58118b..ab8d209cb 100644
--- a/src/lib/compiler.ts
+++ b/src/lib/compiler.ts
@@ -718,6 +718,12 @@ export default class Compiler {
     }
   } = {
       // Global methods
+      clone: {
+        check: (node: ts.CallExpression) => ts.isIdentifier(node.expression),
+        fn: (node: ts.CallExpression) => {
+          this.processNode(node.arguments[0]);
+        },
+      },
       bzero: {
         check: (node: ts.CallExpression) => ts.isIdentifier(node.expression),
         fn: (node: ts.CallExpression) => {
@@ -3966,10 +3972,26 @@ export default class Compiler {
       const methodName = chain[0].name.getText();
       const preArgsType = this.lastType;
       this.pushVoid(chain[1], `PENDING_DUPN: ${methodName}`);
-      new Array(...chain[1].arguments).reverse().forEach((a) => this.processNode(a));
-      this.lastType = preArgsType;
       const subroutine = this.subroutines.find((s) => s.name === methodName);
       if (!subroutine) throw new Error(`Unknown subroutine ${methodName}`);
+
+      new Array(...chain[1].arguments).reverse().forEach((a, i) => {
+        const { type } = subroutine.args[i];
+        const tupleStr = this.getABITupleString(this.getABIType(type));
+        if (tupleStr.startsWith('(') || tupleStr.endsWith(']')) {
+          console.log(a.getText(), this.constants[a.getText()]?.getText());
+          if (
+            this.constants[a.getText()] === undefined
+            && !ts.isArrayLiteralExpression(a)
+            && !((ts.isCallExpression(a) && ts.isIdentifier(a.expression)))
+          ) {
+            throw Error(`Passing non-literal array arguments to subroutines is not yet supported. Use "clone(${a.getText()})" and manually update the value after the method call if necessary`);
+          }
+        }
+        this.processNode(a);
+      });
+
+      this.lastType = preArgsType;
       this.push(chain[1], `callsub ${methodName}`, subroutine.returns.type);
       chain.splice(0, 2);
     }
diff --git a/types/global.d.ts b/types/global.d.ts
index b1fb90d73..a70d67834 100644
--- a/types/global.d.ts
+++ b/types/global.d.ts
@@ -930,3 +930,5 @@ declare function templateVar<TmplType extends bytes | number>(name: string): Tmp
 declare function castBytes<T> (input: BytesLike): T
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 declare function rawBytes(input: any): bytes
+
+declare function clone<T>(input: T): T