KT-52791 Make it possible to pass multiple context receivers to a class

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

@@ -133,19 +133,13 @@ internal class ClassMemberGenerator(
                     val thisParameter =
                         conversionScope.dispatchReceiverParameter(irClass) ?: error("No found this parameter for $irClass")
 
-                    val receiver = IrGetValueImpl(
-                        UNDEFINED_OFFSET, UNDEFINED_OFFSET,
-                        thisParameter.type,
-                        thisParameter.symbol,
-                    )
-
                     for (index in containingClass.contextReceivers.indices) {
                         val irValueParameter = valueParameters[index]
                         body.statements.add(
                             IrSetFieldImpl(
                                 UNDEFINED_OFFSET, UNDEFINED_OFFSET,
                                 contextReceiverFields[index].symbol,
-                                receiver,
+                                IrGetValueImpl(UNDEFINED_OFFSET, UNDEFINED_OFFSET, thisParameter.type, thisParameter.symbol),
                                 IrGetValueImpl(UNDEFINED_OFFSET, UNDEFINED_OFFSET, irValueParameter.type, irValueParameter.symbol),
                                 components.irBuiltIns.unitType,
                             )

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/codegen/FirBlackBoxCodegenTestGenerated.java

@@ -17215,6 +17215,12 @@ public class FirBlackBoxCodegenTestGenerated extends AbstractFirBlackBoxCodegenT
             runTest("compiler/testData/codegen/box/extensionClasses/generics.kt");
         }
 
+        @Test
+        @TestMetadata("multiple.kt")
+        public void testMultiple() throws Exception {
+            runTest("compiler/testData/codegen/box/extensionClasses/multiple.kt");
+        }
+
         @Test
         @TestMetadata("propertyWithContext.kt")
         public void testPropertyWithContext() throws Exception {

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/Fir2IrTextTestGenerated.java

@@ -859,6 +859,12 @@ public class Fir2IrTextTestGenerated extends AbstractFir2IrTextTest {
                 runTest("compiler/testData/ir/irText/declarations/contextReceivers/iteratorOperator.kt");
             }
 
+            @Test
+            @TestMetadata("kt52791.kt")
+            public void testKt52791() throws Exception {
+                runTest("compiler/testData/ir/irText/declarations/contextReceivers/kt52791.kt");
+            }
+
             @Test
             @TestMetadata("lazy.kt")
             public void testLazy() throws Exception {

compiler/fir/fir2ir/tests-gen/org/jetbrains/kotlin/test/runners/ir/LightTreeFir2IrTextTestGenerated.java

@@ -859,6 +859,12 @@ public class LightTreeFir2IrTextTestGenerated extends AbstractLightTreeFir2IrTex
                 runTest("compiler/testData/ir/irText/declarations/contextReceivers/iteratorOperator.kt");
             }
 
+            @Test
+            @TestMetadata("kt52791.kt")
+            public void testKt52791() throws Exception {
+                runTest("compiler/testData/ir/irText/declarations/contextReceivers/kt52791.kt");
+            }
+
             @Test
             @TestMetadata("lazy.kt")
             public void testLazy() throws Exception {