Remvoe broken VERIFY_RETURN_TYPE sccp

This opcode does coercion.

Author: iluuu1994

Zend/Optimizer/sccp.c

@@ -1764,14 +1764,6 @@ static void sccp_visit_instr(scdf_ctx *scdf, zend_op *opline, zend_ssa_op *ssa_o
 			SET_RESULT_BOT(result);
 			break;
 		}
-		case ZEND_VERIFY_RETURN_TYPE:
-			if (opline->result_type != IS_UNUSED && opline->op1_type != IS_UNUSED) {
-				SKIP_IF_TOP(op1);
-				SET_RESULT(result, op1);
-				break;
-			}
-			SET_RESULT_BOT(result);
-			break;
 		default:
 		{
 			/* If we have no explicit implementation return BOT */