diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/CodeGenerator.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/CodeGenerator.kt
index ac00f7d5306..8adcef9f743 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/CodeGenerator.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/CodeGenerator.kt
@@ -119,12 +119,13 @@ internal class CodeGenerator(override val context:Context) : ContextUtils {
     fun FunctionDescriptor.registerVariable(varName: String, value:LLVMOpaqueValue?) = variables.put(varName, value)
     private fun FunctionDescriptor.variable(varName: String): LLVMOpaqueValue? = variables[varName]
 
-    fun plus (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildAdd (context.llvmBuilder, arg0, arg1, result)!!
-    fun mul  (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildMul (context.llvmBuilder, arg0, arg1, result)!!
-    fun minus(arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSub (context.llvmBuilder, arg0, arg1, result)!!
-    fun div  (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSDiv(context.llvmBuilder, arg0, arg1, result)!!
-    fun srem (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSRem(context.llvmBuilder, arg0, arg1, result)!!
-    fun icmpEq(arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildICmp(context.llvmBuilder, LLVMIntPredicate.LLVMIntEQ, arg0!!, arg1!!, result)!!
+    fun plus  (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildAdd (context.llvmBuilder, arg0, arg1, result)!!
+    fun mul   (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildMul (context.llvmBuilder, arg0, arg1, result)!!
+    fun minus (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSub (context.llvmBuilder, arg0, arg1, result)!!
+    fun div   (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSDiv(context.llvmBuilder, arg0, arg1, result)!!
+    fun srem  (arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildSRem(context.llvmBuilder, arg0, arg1, result)!!
+
+    fun icmpEq(arg0: LLVMOpaqueValue, arg1: LLVMOpaqueValue, result: String): LLVMOpaqueValue = LLVMBuildICmp(context.llvmBuilder, LLVMIntPredicate.LLVMIntEQ,  arg0, arg1, result)!!
 
     fun bitcast(type: LLVMOpaqueType?, value: LLVMOpaqueValue, result: String) = LLVMBuildBitCast(context.llvmBuilder, value, type, result)
 
diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/IrToBitcode.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/IrToBitcode.kt
index 7be136ade0a..6441b5ec699 100644
--- a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/IrToBitcode.kt
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/native/llvm/IrToBitcode.kt
@@ -361,12 +361,14 @@ internal class CodeGeneratorVisitor(val context: Context) : IrElementVisitorVoid
     private fun evaluateOperatorCall(tmpVariableName: String, callee: IrCall, args: MutableList<LLVMOpaqueValue?>): LLVMOpaqueValue {
         logger.log("evaluateCall $tmpVariableName = ${ir2string(callee)}")
         when (callee.origin) {
-            IrStatementOrigin.PLUS  -> return generator.plus  (args[0]!!, args[1]!!, tmpVariableName)
-            IrStatementOrigin.MINUS -> return generator.minus (args[0]!!, args[1]!!, tmpVariableName)
-            IrStatementOrigin.MUL   -> return generator.mul   (args[0]!!, args[1]!!, tmpVariableName)
-            IrStatementOrigin.DIV   -> return generator.div   (args[0]!!, args[1]!!, tmpVariableName)
-            IrStatementOrigin.PERC  -> return generator.srem  (args[0]!!, args[1]!!, tmpVariableName)
-            IrStatementOrigin.EQEQ  -> return generator.icmpEq(args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.PLUS     -> return generator.plus  (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.MINUS    -> return generator.minus (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.PLUSEQ   -> return generator.plus  (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.MINUSEQ  -> return generator.minus (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.MUL      -> return generator.mul   (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.DIV      -> return generator.div   (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.PERC     -> return generator.srem  (args[0]!!, args[1]!!, tmpVariableName)
+            IrStatementOrigin.EQEQ     -> return generator.icmpEq(args[0]!!, args[1]!!, tmpVariableName)
             else -> {
                 TODO()
             }