1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/regress/bug1502886.js b/js/src/jit-test/tests/wasm/regress/bug1502886.js
new file mode 100644
index 0000000000..a45bf774a4
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/regress/bug1502886.js
@@ -0,0 +1,30 @@
+newGlobal({newCompartment: true});
+g = newGlobal({newCompartment: true});
+var dbg = Debugger(g);
+gczeal(2, 100);
+function f(x, initFunc) {
+    newGlobal({newCompartment: true});
+    g.eval(`
+        var binary = wasmTextToBinary('${x}');
+        new WebAssembly.Instance(new WebAssembly.Module(binary));
+    `);
+    var wasmScript = dbg.findScripts().filter(s => s.format == 'wasm')[0];
+    var offsets = wasmScript.getPossibleBreakpointOffsets();
+    initFunc({
+        wasmScript,
+        breakpoints: offsets
+    })
+};
+try {
+    f('(module (func nop nop) (export "" (func 0)))',
+        function({
+            wasmScript,
+            breakpoints
+        }) {
+            breakpoints.forEach(function(offset) {
+                wasmScript.setBreakpoint(offset, s = {});
+            });
+        }
+    );
+    f();
+} catch (e) {}