FIR: improve inference of implicit type arguments in casts

Type parameters do not necessarily match one-to-one, or preserve order.

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/es6/semantics/IrJsCodegenBoxES6TestGenerated.java

@@ -26438,6 +26438,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             runTest("compiler/testData/codegen/box/when/implicitExhaustiveAndReturn.kt");
         }
 
+        @TestMetadata("inferredTypeParameters.kt")
+        public void testInferredTypeParameters() throws Exception {
+            runTest("compiler/testData/codegen/box/when/inferredTypeParameters.kt");
+        }
+
         @TestMetadata("integralWhenWithNoInlinedConstants.kt")
         public void testIntegralWhenWithNoInlinedConstants() throws Exception {
             runTest("compiler/testData/codegen/box/when/integralWhenWithNoInlinedConstants.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/semantics/IrJsCodegenBoxTestGenerated.java

@@ -26438,6 +26438,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/when/implicitExhaustiveAndReturn.kt");
         }
 
+        @TestMetadata("inferredTypeParameters.kt")
+        public void testInferredTypeParameters() throws Exception {
+            runTest("compiler/testData/codegen/box/when/inferredTypeParameters.kt");
+        }
+
         @TestMetadata("integralWhenWithNoInlinedConstants.kt")
         public void testIntegralWhenWithNoInlinedConstants() throws Exception {
             runTest("compiler/testData/codegen/box/when/integralWhenWithNoInlinedConstants.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java

@@ -26403,6 +26403,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/when/implicitExhaustiveAndReturn.kt");
         }
 
+        @TestMetadata("inferredTypeParameters.kt")
+        public void testInferredTypeParameters() throws Exception {
+            runTest("compiler/testData/codegen/box/when/inferredTypeParameters.kt");
+        }
+
         @TestMetadata("integralWhenWithNoInlinedConstants.kt")
         public void testIntegralWhenWithNoInlinedConstants() throws Exception {
             runTest("compiler/testData/codegen/box/when/integralWhenWithNoInlinedConstants.kt");

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/wasm/semantics/IrCodegenBoxWasmTestGenerated.java

@@ -14599,6 +14599,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/when/implicitExhaustiveAndReturn.kt");
         }
 
+        @TestMetadata("inferredTypeParameters.kt")
+        public void testInferredTypeParameters() throws Exception {
+            runTest("compiler/testData/codegen/box/when/inferredTypeParameters.kt");
+        }
+
         @TestMetadata("kt2457.kt")
         public void testKt2457() throws Exception {
             runTest("compiler/testData/codegen/box/when/kt2457.kt");