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-rw-r--r--js/src/jit-test/tests/xdr/share-bytecode.js12
1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/xdr/share-bytecode.js b/js/src/jit-test/tests/xdr/share-bytecode.js
new file mode 100644
index 0000000000..d139c94cfa
--- /dev/null
+++ b/js/src/jit-test/tests/xdr/share-bytecode.js
@@ -0,0 +1,12 @@
+
+let entry = cacheEntry(`
+ function f() { }
+ f() // Delazify
+ f // Return function object
+`);
+
+let f1 = evaluate(entry, {saveIncrementalBytecode: true});
+let f2 = evaluate(entry, {loadBytecode: true});
+
+// Reading from XDR should still deduplicate to same bytecode
+assertEq(hasSameBytecodeData(f1, f2), true)