diff options
Diffstat (limited to 'js/src/jit-test/tests/wasm/gc/final_types.js')
-rw-r--r-- | js/src/jit-test/tests/wasm/gc/final_types.js | 48 |
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/); |