Keep original casts during reification to avoid VerifyError

#KT-26435 Fixed

compiler/testData/codegen/bytecodeText/disabledOptimizations/noObjectCastAfterReification.kt

@@ -0,0 +1,12 @@
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.DISABLE_OPTIMIZATION
+
+inline fun <reified T> foo(s: Any) {
+    s as T
+}
+
+fun main() {
+    foo<String>("123")
+}
+
+// only one checkcast in reified function
+// 1 CHECKCAST java/lang/Object