1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/regress/bug1450800.js b/js/src/jit-test/tests/wasm/regress/bug1450800.js
new file mode 100644
index 0000000000..fb8493c102
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/regress/bug1450800.js
@@ -0,0 +1,27 @@
+// |jit-test| skip-if: !this.gczeal || !WebAssembly.Global
+
+gczeal(9, 10);
+function wasmEvalText(str, imports) {
+    let binary = wasmTextToBinary(str);
+    m = new WebAssembly.Module(binary);
+    return new WebAssembly.Instance(m, imports);
+}
+assertEq(wasmEvalText(`(module
+                        (global (import "a" "b") i32)
+                        (export "g" (global 0))
+                        (func (export "get") (result i32) global.get 0))`,
+                      { a: { b: 42 }}).exports.get(),
+         42);
+for (let v of []) {}
+function testInitExpr(type, initialValue, nextValue, coercion, assertFunc = assertEq) {
+    var module = wasmEvalText(`(module
+        (import "globals" "a" (global ${type}))
+        (global $glob_imm ${type} (global.get 0))
+        (export "global_imm" (global $glob_imm))
+    )`, {
+        globals: {
+            a: coercion(initialValue)
+        }
+    }).exports;
+}
+testInitExpr('i32', 13, 37, x => x | 0);