com php-src: Deprecate (unset): Zend/tests/unset_cast_depre cated.phpt Zend/zend_compile.c

Commit:    7a73c5f6bba386e0d82dd467e9dacceb10b851e3
Author:    Nikita Popov <[email protected]>         Thu, 2 Feb 2017 00:23:11 +0100
Parents:   162aa1a5fc96b3dd7e3420c6882607b361801fbd
Branches:  master

Link:       http://git.php.net/?p=php-src.git;a=commitdiff;h=7a73c5f6bba386e0d82dd467e9dacceb10b851e3

Log:
Deprecate (unset)

Pecularily, there wasn't a single test for the (unset) cast...

Changed paths:
  A  Zend/tests/unset_cast_deprecated.phpt
  M  Zend/zend_compile.c


Diff:
diff --git a/Zend/tests/unset_cast_deprecated.phpt b/Zend/tests/unset_cast_deprecated.phpt
new file mode 100644
index 0000000..6744c85
--- /dev/null
+++ b/Zend/tests/unset_cast_deprecated.phpt
@@ -0,0 +1,14 @@
+--TEST--
+The (unset) cast is deprecated
+--FILE--
+<?php
+
+$x = 1;
+var_dump((unset) $x);
+var_dump($x);
+
+?>
+--EXPECTF--
+Deprecated: The (unset) cast is deprecated in %s on line %d
+NULL
+int(1)
diff --git a/Zend/zend_compile.c b/Zend/zend_compile.c
index 9a904ee..84a3e6a 100644
--- a/Zend/zend_compile.c
+++ b/Zend/zend_compile.c
@@ -6871,6 +6871,10 @@ void zend_compile_cast(znode *result, zend_ast *ast) /* {{{ */
 
 	opline = zend_emit_op_tmp(result, ZEND_CAST, &expr_node, NULL);
 	opline->extended_value = ast->attr;
+
+	if (ast->attr == IS_NULL) {
+		zend_error(E_DEPRECATED, "The (unset) cast is deprecated");
+	}
 }
 /* }}} */