diff --git a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/refinedIntTypesAnalysis.kt b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/refinedIntTypesAnalysis.kt
index 088a56b4284..8be5c2cd6fc 100644
--- a/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/refinedIntTypesAnalysis.kt
+++ b/compiler/backend/src/org/jetbrains/kotlin/codegen/coroutines/refinedIntTypesAnalysis.kt
@@ -149,7 +149,7 @@ internal fun performRefinedTypeAnalysis(methodNode: MethodNode, thisName: String
         val current = Frame(basicFrames[insnIndex] ?: return@Array null)
 
         refinedVarFrames[insnIndex].expectedTypeByVarIndex.withIndex().filter { it.value != null }.forEach {
-            assert(current.getLocal(it.index)?.type == Type.INT_TYPE) {
+            assert(current.getLocal(it.index)?.type?.sort in ALL_INT_SORTS) {
                 "int type expected, but ${current.getLocal(it.index)?.type} was found in basic frames"
             }
 
@@ -181,6 +181,7 @@ private class MySourceInterpreter : SourceInterpreter() {
 }
 
 private val REFINED_INT_SORTS = setOf(Type.BOOLEAN, Type.CHAR, Type.BYTE, Type.SHORT)
+private val ALL_INT_SORTS = REFINED_INT_SORTS + Type.INT
 
 private fun MethodNode.findContainingVariableFromTable(insn: AbstractInsnNode, varIndex: Int): LocalVariableNode? {
     val insnIndex = instructions.indexOf(insn)