[IR] Restore and fix ifConstVal test

It was accidentally dropped after KT-55196 fix.

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/fir/FirJsCodegenBoxTestGenerated.java

@@ -21652,6 +21652,12 @@ public class FirJsCodegenBoxTestGenerated extends AbstractFirJsCodegenBoxTest {
                 runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/equals_after.kt");
             }
 
+            @Test
+            @TestMetadata("ifConstVal.kt")
+            public void testIfConstVal() throws Exception {
+                runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/ifConstVal.kt");
+            }
+
             @Test
             @TestMetadata("kCallableName.kt")
             public void testKCallableName() throws Exception {

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/fir/FirJsES6CodegenBoxTestGenerated.java

@@ -21652,6 +21652,12 @@ public class FirJsES6CodegenBoxTestGenerated extends AbstractFirJsES6CodegenBoxT
                 runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/equals_after.kt");
             }
 
+            @Test
+            @TestMetadata("ifConstVal.kt")
+            public void testIfConstVal() throws Exception {
+                runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/ifConstVal.kt");
+            }
+
             @Test
             @TestMetadata("kCallableName.kt")
             public void testKCallableName() throws Exception {

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

@@ -21652,6 +21652,12 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
                 runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/equals_after.kt");
             }
 
+            @Test
+            @TestMetadata("ifConstVal.kt")
+            public void testIfConstVal() throws Exception {
+                runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/ifConstVal.kt");
+            }
+
             @Test
             @TestMetadata("kCallableName.kt")
             public void testKCallableName() throws Exception {

js/js.tests/tests-gen/org/jetbrains/kotlin/js/test/ir/IrJsES6CodegenBoxTestGenerated.java

@@ -21652,6 +21652,12 @@ public class IrJsES6CodegenBoxTestGenerated extends AbstractIrJsES6CodegenBoxTes
                 runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/equals_after.kt");
             }
 
+            @Test
+            @TestMetadata("ifConstVal.kt")
+            public void testIfConstVal() throws Exception {
+                runTest("compiler/testData/codegen/box/involvesIrInterpreter/intrinsicConst/ifConstVal.kt");
+            }
+
             @Test
             @TestMetadata("kCallableName.kt")
             public void testKCallableName() throws Exception {