[FIR] Generate type arguments for variable assignments

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/generators/CallAndReferenceGenerator.kt

@@ -219,7 +219,7 @@ internal class CallAndReferenceGenerator(
                 is IrVariableSymbol -> IrSetVariableImpl(startOffset, endOffset, type, symbol, assignedValue, origin)
                 else -> generateErrorCallExpression(startOffset, endOffset, calleeReference)
             }
-        }.applyReceivers(variableAssignment)
+        }.applyTypeArguments(variableAssignment).applyReceivers(variableAssignment)
     }
 
     fun convertToIrConstructorCall(annotationCall: FirAnnotationCall): IrExpression {

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/FirCallCompletionResultsWriterTransformer.kt

@@ -135,6 +135,7 @@ class FirCallCompletionResultsWriterTransformer(
     ): CompositeTransformResult<FirStatement> {
         val calleeReference = variableAssignment.calleeReference as? FirNamedReferenceWithCandidate
             ?: return variableAssignment.compose()
+        val typeArguments = computeTypeArguments(variableAssignment, calleeReference.candidate)
         return variableAssignment.transformCalleeReference(
             StoreCalleeReference,
             buildResolvedNamedReference {
@@ -142,7 +143,9 @@ class FirCallCompletionResultsWriterTransformer(
                 name = calleeReference.name
                 resolvedSymbol = calleeReference.candidateSymbol
             },
-        ).compose()
+        ).apply {
+            replaceTypeArguments(typeArguments)
+        }.compose()
     }
 
     override fun transformFunctionCall(functionCall: FirFunctionCall, data: ExpectedArgumentType?): CompositeTransformResult<FirStatement> {

compiler/testData/ir/irText/regressions/integerCoercionToT.fir.txt

@@ -90,7 +90,7 @@ FILE fqName:<root> fileName:/integerCoercionToT.kt
     VALUE_PARAMETER name:cv index:1 type:<root>.CInt32VarX
     BLOCK_BODY
       CALL 'public final fun <set-value> <T_INT> (value: T_INT of <root>.<get-value>): kotlin.Unit declared in <root>' type=kotlin.Unit origin=EQ
-        <T_INT>: <none>
+        <T_INT>: kotlin.Int
         $receiver: GET_VAR 'cv: <root>.CInt32VarX declared in <root>.foo' type=<root>.CInt32VarX origin=null
         value: CALL 'public final fun <get-value> (): kotlin.Int declared in <root>.IdType' type=kotlin.Int origin=GET_PROPERTY
           $this: GET_VAR 'value: <root>.IdType declared in <root>.foo' type=<root>.IdType origin=null