Revert "JVM IR: Implement CHECK_NOT_NULL as a lowering"

This reverts commit dcd72b06d8.

Using a temporary variable has an effect on casts and GC.

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

@@ -2625,6 +2625,11 @@ public class IrJsCodegenBoxES6TestGenerated extends AbstractIrJsCodegenBoxES6Tes
             runTest("compiler/testData/codegen/box/casts/nullableSafeCastToTypeParameterWithInterfaceUpperBound.kt");
         }
 
+        @TestMetadata("objectToPrimitiveWithAssertion.kt")
+        public void testObjectToPrimitiveWithAssertion() throws Exception {
+            runTest("compiler/testData/codegen/box/casts/objectToPrimitiveWithAssertion.kt");
+        }
+
         @TestMetadata("unitAsAny.kt")
         public void testUnitAsAny() throws Exception {
             runTest("compiler/testData/codegen/box/casts/unitAsAny.kt");

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

@@ -2625,6 +2625,11 @@ public class IrJsCodegenBoxTestGenerated extends AbstractIrJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/casts/nullableSafeCastToTypeParameterWithInterfaceUpperBound.kt");
         }
 
+        @TestMetadata("objectToPrimitiveWithAssertion.kt")
+        public void testObjectToPrimitiveWithAssertion() throws Exception {
+            runTest("compiler/testData/codegen/box/casts/objectToPrimitiveWithAssertion.kt");
+        }
+
         @TestMetadata("unitAsAny.kt")
         public void testUnitAsAny() throws Exception {
             runTest("compiler/testData/codegen/box/casts/unitAsAny.kt");

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

@@ -2625,6 +2625,11 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
             runTest("compiler/testData/codegen/box/casts/nullableSafeCastToTypeParameterWithInterfaceUpperBound.kt");
         }
 
+        @TestMetadata("objectToPrimitiveWithAssertion.kt")
+        public void testObjectToPrimitiveWithAssertion() throws Exception {
+            runTest("compiler/testData/codegen/box/casts/objectToPrimitiveWithAssertion.kt");
+        }
+
         @TestMetadata("unitAsAny.kt")
         public void testUnitAsAny() throws Exception {
             runTest("compiler/testData/codegen/box/casts/unitAsAny.kt");

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

@@ -1820,6 +1820,11 @@ public class IrCodegenBoxWasmTestGenerated extends AbstractIrCodegenBoxWasmTest
             runTest("compiler/testData/codegen/box/casts/lambdaToUnitCast.kt");
         }
 
+        @TestMetadata("objectToPrimitiveWithAssertion.kt")
+        public void testObjectToPrimitiveWithAssertion() throws Exception {
+            runTest("compiler/testData/codegen/box/casts/objectToPrimitiveWithAssertion.kt");
+        }
+
         @TestMetadata("compiler/testData/codegen/box/casts/functions")
         @TestDataPath("$PROJECT_ROOT")
         @RunWith(JUnit3RunnerWithInners.class)