Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 48 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/wasm/gc/final_types.js b/js/src/jit-test/tests/wasm/gc/final_types.js
new file mode 100644
index 0000000000..7787a1d3bb
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/gc/final_types.js
@@ -0,0 +1,48 @@
+// |jit-test| skip-if: !wasmGcEnabled()
+
+// Validate that incorrect subtyping examples are failing as expected
+const typeError = /incompatible super type/;
+
+var code =`
+(module
+    (type $A (sub (struct (field i32))))
+    (type $B (sub $A (struct (field i32) (field i32))))
+    (type $C (sub $B (struct (field i32) (field i32) (field i64))))
+
+    ;; Can't declare a super type with the final flag
+    (type $D (sub final $C (struct (field i32) (field i32) (field f32))))
+    (type $E (sub $D (struct (field i32) (field i32) (field f32))))
+)`;
+
+wasmFailValidateText(code, typeError);
+
+code =`
+(module
+    (type $A (sub (struct (field i32))))
+    (type $B (sub $A (struct (field i32) (field i32))))
+    (type $C (sub $B (struct (field i32) (field i32))))
+
+    ;; $D is final, without any supertype
+    (type $D (sub final (struct (field i32) (field i32) (field f32))))
+    (type $E (sub $D (struct (field i32) (field i32) (field f32))))
+)`;
+
+wasmFailValidateText(code, typeError);
+
+// Types are final by default.
+code =`
+(module
+    (type $A (struct (field i32)))
+    (type $B (sub $A (struct (field i32) (field i32))))
+)`;
+
+wasmFailValidateText(code, typeError);
+
+// A super type index must be stricly less than the current type.
+code =`
+(module
+    (type $A (sub (struct (field i32))))
+    (type $B (sub $B (struct (field i32) (field i32))))
+)`;
+
+wasmFailValidateText(code, /invalid super type index/);