Fixed bug #78937 (Preloading unlinkable anonymous class can segfault)

7 files changed, 146 insertions, 0 deletions

diff --git a/ext/opcache/tests/bug78937_1.phpt b/ext/opcache/tests/bug78937_1.phpt
new file mode 100644
index 0000000000..1125ad4eb0
--- /dev/null
+++ b/ext/opcache/tests/bug78937_1.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Bug #78937.1 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+class Bar {
+}
+var_dump(foo());
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+
+Fatal error: Anonymous class wasn't preloaded in %spreload_bug78937.inc on line 3
+
diff --git a/ext/opcache/tests/bug78937_2.phpt b/ext/opcache/tests/bug78937_2.phpt
new file mode 100644
index 0000000000..880063298b
--- /dev/null
+++ b/ext/opcache/tests/bug78937_2.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Bug #78937.2 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+include(__DIR__ . "/preload_bug78937.inc");
+class Bar {
+}
+var_dump(foo());
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+object(class@anonymous)#%d (0) {
+}
\ No newline at end of file
diff --git a/ext/opcache/tests/bug78937_3.phpt b/ext/opcache/tests/bug78937_3.phpt
new file mode 100644
index 0000000000..1c706e237d
--- /dev/null
+++ b/ext/opcache/tests/bug78937_3.phpt
@@ -0,0 +1,24 @@
+--TEST--
+Bug #78937.3 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+include(__DIR__ . "/preload_bug78937.inc");
+var_dump(foo());
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+
+Fatal error: Uncaught Error: Class 'Bar' not found in %spreload_bug78937.inc:3
+Stack trace:
+#0 %sbug78937_3.php(3): foo()
+#1 {main}
+  thrown in %spreload_bug78937.inc on line 3
diff --git a/ext/opcache/tests/bug78937_4.phpt b/ext/opcache/tests/bug78937_4.phpt
new file mode 100644
index 0000000000..b555516d00
--- /dev/null
+++ b/ext/opcache/tests/bug78937_4.phpt
@@ -0,0 +1,22 @@
+--TEST--
+Bug #78937.4 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+class Bar {
+}
+bar();
+var_dump(new Foo);
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+
+Fatal error: Class foo wasn't preloaded in %spreload_bug78937.inc on line 6
\ No newline at end of file
diff --git a/ext/opcache/tests/bug78937_5.phpt b/ext/opcache/tests/bug78937_5.phpt
new file mode 100644
index 0000000000..f9f01a2a26
--- /dev/null
+++ b/ext/opcache/tests/bug78937_5.phpt
@@ -0,0 +1,23 @@
+--TEST--
+Bug #78937.5 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+include(__DIR__ . "/preload_bug78937.inc");
+class Bar {
+}
+bar();
+var_dump(new Foo);
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+object(Foo)#%d (0) {
+}
\ No newline at end of file
diff --git a/ext/opcache/tests/bug78937_6.phpt b/ext/opcache/tests/bug78937_6.phpt
new file mode 100644
index 0000000000..28dcb0ce53
--- /dev/null
+++ b/ext/opcache/tests/bug78937_6.phpt
@@ -0,0 +1,25 @@
+--TEST--
+Bug #78937.6 (Preloading unlinkable anonymous class can segfault)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+opcache.preload={PWD}/preload_bug78937.inc
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+include(__DIR__ . "/preload_bug78937.inc");
+bar();
+var_dump(new Foo);
+?>
+--EXPECTF--
+Warning: Can't preload unlinked class Foo: Unknown parent Bar in %spreload_bug78937.inc on line 6
+
+Warning: Can't preload unlinked class class@anonymous: Unknown parent Bar in %spreload_bug78937.inc on line 3
+
+Fatal error: Uncaught Error: Class 'Bar' not found in %spreload_bug78937.inc:6
+Stack trace:
+#0 %sbug78937_6.php(3): bar()
+#1 {main}
+  thrown in %spreload_bug78937.inc on line 6
diff --git a/ext/opcache/tests/preload_bug78937.inc b/ext/opcache/tests/preload_bug78937.inc
new file mode 100644
index 0000000000..7da2dc3227
--- /dev/null
+++ b/ext/opcache/tests/preload_bug78937.inc
@@ -0,0 +1,8 @@
+<?php
+function foo() {
+    return new class extends Bar {};
+}
+function bar() {
+	class Foo extends Bar {
+	}
+}