1 files changed, 14 insertions, 0 deletions
diff --git a/ext/zend_test/test.c b/ext/zend_test/test.c
index bd33e7c331..4e7f55d1b1 100644
--- a/ext/zend_test/test.c
+++ b/ext/zend_test/test.c
@@ -665,3 +665,17 @@ void bug79177(void)
 {
 	bug79177_cb();
 }
+
+typedef struct bug80847_01 {
+	uint64_t b;
+	double c;
+} bug80847_01;
+typedef struct bug80847_02 {
+	bug80847_01 a;
+} bug80847_02;
+
+PHP_ZEND_TEST_API bug80847_02 ffi_bug80847(bug80847_02 s) {
+	s.a.b += 10;
+	s.a.c -= 10.0;
+    return s;
+}