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-rw-r--r--js/src/jit-test/tests/wasm/simd/disabled.js28
1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/simd/disabled.js b/js/src/jit-test/tests/wasm/simd/disabled.js
new file mode 100644
index 0000000000..feae414697
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/simd/disabled.js
@@ -0,0 +1,28 @@
+// |jit-test| skip-if: wasmSimdEnabled()
+
+// ../binary.js checks that all SIMD extended opcodes in the 0..255 range are
+// rejected if !wasmSimdEnabled, so no need to check that here.
+
+// Non-opcode cases that should also be rejected, lest feature sniffing may
+// erroneously conclude that simd is available when it's not. The error message
+// may differ depending on ENABLE_WASM_SIMD: if SIMD is compiled in we usually
+// get a sensible error about v128; if not, we get something generic.
+
+wasmFailValidateText(`(module (func (param v128)))`,
+ /(v128 not enabled)|(bad type)/);
+
+wasmFailValidateText(`(module (func (result v128)))`,
+ /(v128 not enabled)|(bad type)/);
+
+wasmFailValidateText(`(module (func (local v128)))`,
+ /(v128 not enabled)|(bad type)|(SIMD support is not enabled)/);
+
+wasmFailValidateText(`(module (global (import "m" "g") v128))`,
+ /expected global type/);
+
+wasmFailValidateText(`(module (global (import "m" "g") (mut v128)))`,
+ /expected global type/);
+
+wasmFailValidateText(`(module (global i32 (v128.const i32x4 0 0 0 0)))`,
+ /(v128 not enabled)|(unrecognized opcode)/);
+