--- php-4.3.10.orig/ext/bcmath/bcmath.c	2003-06-12 16:23:10 +0400
+++ php-4.3.10/ext/bcmath/bcmath.c	2005-03-29 10:31:02 +0400
@@ -301,7 +301,7 @@ PHP_FUNCTION(bcdiv)
 			Z_TYPE_P(return_value) = IS_STRING;
 			break;
 		case -1: /* division by zero */
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "Division by zero");
+			php_error_docref(NULL TSRMLS_CC, E_ERROR, "Division by zero");
 			break;
 	}
 	bc_free_num(&first);
--- php-4.3.10.orig/Zend/zend_operators.c	2004-11-29 12:15:28 +0300
+++ php-4.3.10/Zend/zend_operators.c	2005-03-29 11:05:39 +0400
@@ -749,7 +749,7 @@ ZEND_API int div_function(zval *result, 
 	zendi_convert_scalar_to_number(op2, op2_copy, result);
 
 	if ((op2->type == IS_LONG && op2->value.lval == 0) || (op2->type == IS_DOUBLE && op2->value.dval == 0.0)) {
-		zend_error(E_WARNING, "Division by zero");
+		zend_error(E_ERROR, "Division by zero");
 		ZVAL_BOOL(result, 0);
 		return FAILURE;			/* division by zero */
 	}