Allow unlinked classes when performing in_compilation variance check

As preloading runs in in_compilation mode, we also need to allow
use of unlinked classes in lookup_class().

1 files changed, 2 insertions, 0 deletions

diff --git a/ext/opcache/tests/preload_variance.inc b/ext/opcache/tests/preload_variance.inc
index eae3cd7152..85e569f345 100644
--- a/ext/opcache/tests/preload_variance.inc
+++ b/ext/opcache/tests/preload_variance.inc
@@ -14,11 +14,13 @@ class C extends Z {
     public function method($a): self {}
     public function method2($a): C {}
     public function method3($a): object {}
+    public function method4(D $a) {}
 }
 class D extends C {
     public function method($a): self {}
     public function method2($a): D {}
     public function method3($a): stdClass {}
+    public function method4(C $a) {}
 }
 
 // Works.