diff --git a/translator/src/main/kotlin/org/kotlinnative/translator/FunctionCodegen.kt b/translator/src/main/kotlin/org/kotlinnative/translator/FunctionCodegen.kt
index 3ace873f3c5..0bb91eca133 100644
--- a/translator/src/main/kotlin/org/kotlinnative/translator/FunctionCodegen.kt
+++ b/translator/src/main/kotlin/org/kotlinnative/translator/FunctionCodegen.kt
@@ -33,6 +33,13 @@ class FunctionCodegen(override val state: TranslationState,
             LLVMInstanceOfStandardType(it.name.toString(), it.type)
         })
 
+        if (isExtensionDeclaration) {
+            val receiverType = descriptor.extensionReceiverParameter!!.type
+            val translatorType = LLVMMapStandardType(receiverType)
+            functionNamePrefix += translatorType.toString() + "."
+        }
+
+
         returnType = LLVMInstanceOfStandardType("instance", descriptor.returnType!!)
         external = isExternal()
         name = "${function.fqName}${if (args.size > 0 && !external) "_${args.joinToString(separator = "_", transform = { it.type.mangle() })}" else ""}"
@@ -98,7 +105,6 @@ class FunctionCodegen(override val state: TranslationState,
             val classVal = LLVMVariable("classvariable.this", translatorType, pointer = 0)
             variableManager.addVariable("this", classVal, 0)
             actualArgs.add(classVal)
-            functionNamePrefix += translatorType.toString() + "."
         }
 
         if (this_type != null) {
diff --git a/translator/src/main/kotlin/org/kotlinnative/translator/ProjectTranslator.kt b/translator/src/main/kotlin/org/kotlinnative/translator/ProjectTranslator.kt
index 97bc6236e1d..52cb398aa5f 100644
--- a/translator/src/main/kotlin/org/kotlinnative/translator/ProjectTranslator.kt
+++ b/translator/src/main/kotlin/org/kotlinnative/translator/ProjectTranslator.kt
@@ -18,9 +18,9 @@ class ProjectTranslator(val files: List<KtFile>, val state: TranslationState) {
                 is KtNamedFunction -> {
                     val function = FunctionCodegen(state, VariableManager(state.globalVariableCollection), declaration, codeBuilder)
                     if (function.external) {
-                        state.externalFunctions.put(function.name, function)
+                        state.externalFunctions.put(function.fullName, function)
                     } else {
-                        state.functions.put(function.name, function)
+                        state.functions.put(function.fullName, function)
                     }
                 }
                 is KtClass -> {
diff --git a/translator/src/main/resources/kotlib/kotlin/ByteArray.kt b/translator/src/main/resources/kotlib/kotlin/ByteArray.kt
index fddd12f76a1..a62fc3b777c 100644
--- a/translator/src/main/resources/kotlib/kotlin/ByteArray.kt
+++ b/translator/src/main/resources/kotlib/kotlin/ByteArray.kt
@@ -38,3 +38,4 @@ class ByteArray(var size: Int) {
     }
 
 }
+
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesByte.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesByte.kt
new file mode 100644
index 00000000000..ae0899e1f60
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesByte.kt
@@ -0,0 +1,35 @@
+external fun kotlinclib_byteToChar(value: Byte): Char
+external fun kotlinclib_byteToShort(value: Byte): Short
+external fun kotlinclib_byteToInt(value: Byte): Int
+external fun kotlinclib_byteToLong(value: Byte): Long
+external fun kotlinclib_byteToFloat(value: Byte): Float
+external fun kotlinclib_byteToDouble(value: Byte): Double
+
+
+fun Byte.toByte(): Byte {
+    return this
+}
+
+fun Byte.toInt(): Int {
+    return kotlinclib_byteToInt(this)
+}
+
+fun Byte.toChar(): Char {
+    return kotlinclib_byteToChar(this)
+}
+
+fun Byte.toShort(): Short {
+    return kotlinclib_byteToShort(this)
+}
+
+fun Byte.toLong(): Long {
+    return kotlinclib_byteToLong(this)
+}
+
+fun Byte.toFloat(): Float {
+    return kotlinclib_byteToFloat(this)
+}
+
+fun Byte.toDouble(): Double {
+    return kotlinclib_byteToDouble(this)
+}
\ No newline at end of file
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesChar.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesChar.kt
new file mode 100644
index 00000000000..c0ea89d9c24
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesChar.kt
@@ -0,0 +1,35 @@
+external fun kotlinclib_charToByte(value: Char): Byte
+external fun kotlinclib_charToShort(value: Char): Short
+external fun kotlinclib_charToInt(value: Char): Int
+external fun kotlinclib_charToLong(value: Char): Long
+external fun kotlinclib_charToFloat(value: Char): Float
+external fun kotlinclib_charToDouble(value: Char): Double
+
+
+fun Char.toByte(): Byte {
+    return kotlinclib_charToByte(this)
+}
+
+fun Char.toInt(): Int {
+    return kotlinclib_charToInt(this)
+}
+
+fun Char.toChar(): Char {
+    return this
+}
+
+fun Char.toShort(): Short {
+    return kotlinclib_charToShort(this)
+}
+
+fun Char.toLong(): Long {
+    return kotlinclib_charToLong(this)
+}
+
+fun Char.toFloat(): Float {
+    return kotlinclib_charToFloat(this)
+}
+
+fun Char.toDouble(): Double {
+    return kotlinclib_charToDouble(this)
+}
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesDouble.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesDouble.kt
new file mode 100644
index 00000000000..79dc9466a03
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesDouble.kt
@@ -0,0 +1,34 @@
+external fun kotlinclib_doubleToByte(value: Double): Byte
+external fun kotlinclib_doubleToChar(value: Double): Char
+external fun kotlinclib_doubleToShort(value: Double): Short
+external fun kotlinclib_doubleToInt(value: Double): Int
+external fun kotlinclib_doubleToLong(value: Double): Long
+external fun kotlinclib_doubleToFloat(value: Double): Float
+
+fun Double.toByte(): Byte {
+    return kotlinclib_doubleToByte(this)
+}
+
+fun Double.toChar(): Char {
+    return kotlinclib_doubleToChar(this)
+}
+
+fun Double.toShort(): Short {
+    return kotlinclib_doubleToShort(this)
+}
+
+fun Double.toInt(): Int {
+  return kotlinclib_doubleToInt(this)
+}
+
+fun Double.toLong(): Long {
+    return kotlinclib_doubleToLong(this)
+}
+
+fun Double.toFloat(): Float {
+    return kotlinclib_doubleToFloat(this)
+}
+
+fun Double.toDouble(): Double {
+  return this
+}
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesFloat.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesFloat.kt
new file mode 100644
index 00000000000..7ee9b8493dd
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesFloat.kt
@@ -0,0 +1,34 @@
+external fun kotlinclib_floatToByte(value: Float): Byte
+external fun kotlinclib_floatToChar(value: Float): Char
+external fun kotlinclib_floatToShort(value: Float): Short
+external fun kotlinclib_floatToInt(value: Float): Int
+external fun kotlinclib_floatToLong(value: Float): Long
+external fun kotlinclib_floatToDouble(value: Float): Double
+
+fun Float.toByte(): Byte {
+    return kotlinclib_floatToByte(this)
+}
+
+fun Float.toChar(): Char {
+    return kotlinclib_floatToChar(this)
+}
+
+fun Float.toShort(): Short {
+    return kotlinclib_floatToShort(this)
+}
+
+fun Float.toInt(): Int {
+    return kotlinclib_floatToInt(this)
+}
+
+fun Float.toLong(): Long {
+    return kotlinclib_floatToLong(this)
+}
+
+fun Float.toFloat(): Float {
+    return this
+}
+
+fun Float.toDouble(): Double {
+    return kotlinclib_floatToDouble(this)
+}
diff --git a/translator/src/main/resources/kotlib/kotlin/Primitives.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesInt.kt
similarity index 100%
rename from translator/src/main/resources/kotlib/kotlin/Primitives.kt
rename to translator/src/main/resources/kotlib/kotlin/PrimitivesInt.kt
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesLong.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesLong.kt
new file mode 100644
index 00000000000..566983cd879
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesLong.kt
@@ -0,0 +1,34 @@
+external fun kotlinclib_longToByte(value: Long): Byte
+external fun kotlinclib_longToChar(value: Long): Char
+external fun kotlinclib_longToShort(value: Long): Short
+external fun kotlinclib_longToInt(value: Long): Int
+external fun kotlinclib_longToFloat(value: Long): Float
+external fun kotlinclib_longToDouble(value: Long): Double
+
+fun Long.toByte(): Byte {
+    return kotlinclib_longToByte(this)
+}
+
+fun Long.toLong(): Long {
+    return this
+}
+
+fun Long.toChar(): Char {
+    return kotlinclib_longToChar(this)
+}
+
+fun Long.toShort(): Short {
+    return kotlinclib_longToShort(this)
+}
+
+fun Long.toInt(): Int {
+    return kotlinclib_longToInt(this)
+}
+
+fun Long.toFloat(): Float {
+    return kotlinclib_longToFloat(this)
+}
+
+fun Long.toDouble(): Double {
+    return kotlinclib_longToDouble(this)
+}
diff --git a/translator/src/main/resources/kotlib/kotlin/PrimitivesShort.kt b/translator/src/main/resources/kotlib/kotlin/PrimitivesShort.kt
new file mode 100644
index 00000000000..07aeed05522
--- /dev/null
+++ b/translator/src/main/resources/kotlib/kotlin/PrimitivesShort.kt
@@ -0,0 +1,35 @@
+external fun kotlinclib_shortToByte(value: Short): Byte
+external fun kotlinclib_shortToChar(value: Short): Char
+external fun kotlinclib_shortToInt(value: Short): Int
+external fun kotlinclib_shortToLong(value: Short): Long
+external fun kotlinclib_shortToFloat(value: Short): Float
+external fun kotlinclib_shortToDouble(value: Short): Double
+
+
+fun Short.toByte(): Byte {
+    return kotlinclib_shortToByte(this)
+}
+
+fun Short.toInt(): Int {
+    return kotlinclib_shortToInt(this)
+}
+
+fun Short.toChar(): Char {
+    return kotlinclib_shortToChar(this)
+}
+
+fun Short.toShort(): Short {
+    return this
+}
+
+fun Short.toLong(): Long {
+    return kotlinclib_shortToLong(this)
+}
+
+fun Short.toFloat(): Float {
+    return kotlinclib_shortToFloat(this)
+}
+
+fun Short.toDouble(): Double {
+    return kotlinclib_shortToDouble(this)
+}
diff --git a/translator/src/main/resources/kotlib/linked/primitives_c.ll b/translator/src/main/resources/kotlib/linked/primitives_c.ll
index 5262af7bc5c..d0ecf2018a1 100644
--- a/translator/src/main/resources/kotlib/linked/primitives_c.ll
+++ b/translator/src/main/resources/kotlib/linked/primitives_c.ll
@@ -56,4 +56,326 @@ define double @kotlinclib_intToDouble(i32 %value) #0 {
   ret double %3
 }
 
-attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_byteToChar(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  ret i8 %2
+}
+
+; Function Attrs: nounwind uwtable
+define signext i16 @kotlinclib_byteToShort(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i16
+  ret i16 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_byteToInt(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i64 @kotlinclib_byteToLong(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i64
+  ret i64 %3
+}
+
+; Function Attrs: nounwind uwtable
+define float @kotlinclib_byteToFloat(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sitofp i8 %2 to float
+  ret float %3
+}
+
+; Function Attrs: nounwind uwtable
+define double @kotlinclib_byteToDouble(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sitofp i8 %2 to double
+  ret double %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_charToByte(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  ret i8 %2
+}
+
+; Function Attrs: nounwind uwtable
+define signext i16 @kotlinclib_charToShort(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i16
+  ret i16 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_charToInt(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i64 @kotlinclib_charToLong(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sext i8 %2 to i64
+  ret i64 %3
+}
+
+; Function Attrs: nounwind uwtable
+define float @kotlinclib_charToFloat(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sitofp i8 %2 to float
+  ret float %3
+}
+
+; Function Attrs: nounwind uwtable
+define double @kotlinclib_charToDouble(i8 signext %value) #0 {
+  %1 = alloca i8, align 1
+  store i8 %value, i8* %1, align 1
+  %2 = load i8* %1, align 1
+  %3 = sitofp i8 %2 to double
+  ret double %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_shortToByte(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = trunc i16 %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_shortToChar(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = trunc i16 %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_shortToInt(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = sext i16 %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i64 @kotlinclib_shortToLong(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = sext i16 %2 to i64
+  ret i64 %3
+}
+
+; Function Attrs: nounwind uwtable
+define float @kotlinclib_shortToFloat(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = sitofp i16 %2 to float
+  ret float %3
+}
+
+; Function Attrs: nounwind uwtable
+define double @kotlinclib_shortToDouble(i16 signext %value) #0 {
+  %1 = alloca i16, align 2
+  store i16 %value, i16* %1, align 2
+  %2 = load i16* %1, align 2
+  %3 = sitofp i16 %2 to double
+  ret double %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_longToByte(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = trunc i64 %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_longToChar(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = trunc i64 %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i16 @kotlinclib_longToShort(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = trunc i64 %2 to i16
+  ret i16 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_longToInt(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = trunc i64 %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define float @kotlinclib_longToFloat(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = sitofp i64 %2 to float
+  ret float %3
+}
+
+; Function Attrs: nounwind uwtable
+define double @kotlinclib_longToDouble(i64 %value) #0 {
+  %1 = alloca i64, align 8
+  store i64 %value, i64* %1, align 8
+  %2 = load i64* %1, align 8
+  %3 = sitofp i64 %2 to double
+  ret double %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_floatToByte(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fptosi float %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_floatToChar(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fptosi float %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i16 @kotlinclib_floatToShort(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fptosi float %2 to i16
+  ret i16 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_floatToInt(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fptosi float %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i64 @kotlinclib_floatToLong(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fptosi float %2 to i64
+  ret i64 %3
+}
+
+; Function Attrs: nounwind uwtable
+define double @kotlinclib_floatToDouble(float %value) #0 {
+  %1 = alloca float, align 4
+  store float %value, float* %1, align 4
+  %2 = load float* %1, align 4
+  %3 = fpext float %2 to double
+  ret double %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_doubleToByte(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptosi double %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i8 @kotlinclib_doubleToChar(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptosi double %2 to i8
+  ret i8 %3
+}
+
+; Function Attrs: nounwind uwtable
+define signext i16 @kotlinclib_doubleToShort(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptosi double %2 to i16
+  ret i16 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i32 @kotlinclib_doubleToInt(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptosi double %2 to i32
+  ret i32 %3
+}
+
+; Function Attrs: nounwind uwtable
+define i64 @kotlinclib_doubleToLong(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptosi double %2 to i64
+  ret i64 %3
+}
+
+; Function Attrs: nounwind uwtable
+define float @kotlinclib_doubleToFloat(double %value) #0 {
+  %1 = alloca double, align 8
+  store double %value, double* %1, align 8
+  %2 = load double* %1, align 8
+  %3 = fptrunc double %2 to float
+  ret float %3
+}
+
+attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
\ No newline at end of file
diff --git a/translator/src/test/kotlin/tests/input/primitives_1.txt b/translator/src/test/kotlin/tests/input/primitives_1.txt
index ad66eee290b..3da9e622a39 100644
--- a/translator/src/test/kotlin/tests/input/primitives_1.txt
+++ b/translator/src/test/kotlin/tests/input/primitives_1.txt
@@ -2,3 +2,5 @@ testCastToInt_Int(32) == 0
 testCastToInt_Int(34) == 1
 testCastToByte_Byte(32) == 0
 testCastToByte_Byte(34) == 1
+testCastToShort_Short(32) == 0
+testCastToShort_Short(34) == 1
diff --git a/translator/src/test/kotlin/tests/kotlin/bytearray_1.kt b/translator/src/test/kotlin/tests/kotlin/bytearray_1.kt
index 941707bae88..b6b29253135 100644
--- a/translator/src/test/kotlin/tests/kotlin/bytearray_1.kt
+++ b/translator/src/test/kotlin/tests/kotlin/bytearray_1.kt
@@ -1,5 +1,6 @@
 fun bytearray_1(x: Byte): Byte {
     val z = ByteArray(10)
     z.set(1, x)
-    return z.get(1)
+    val r = z.clone()
+    return r.get(1)
 }
\ No newline at end of file
diff --git a/translator/src/test/kotlin/tests/kotlin/primitives_1.kt b/translator/src/test/kotlin/tests/kotlin/primitives_1.kt
index a4551428c53..ca3ea2ee390 100644
--- a/translator/src/test/kotlin/tests/kotlin/primitives_1.kt
+++ b/translator/src/test/kotlin/tests/kotlin/primitives_1.kt
@@ -5,3 +5,7 @@ fun testCastToByte(X : Byte): Boolean{
 fun testCastToInt(X : Int): Boolean{
     return 34.toInt() == X
 }
+
+fun testCastToShort(X : Short): Boolean{
+    return 34.toShort() == X
+}
\ No newline at end of file