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-rw-r--r--js/src/jit-test/tests/ion/pgo-bug1259476.js16
1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/pgo-bug1259476.js b/js/src/jit-test/tests/ion/pgo-bug1259476.js
new file mode 100644
index 000000000..2a6bc66d1
--- /dev/null
+++ b/js/src/jit-test/tests/ion/pgo-bug1259476.js
@@ -0,0 +1,16 @@
+// |jit-test| --ion-pgo=on;
+
+try {
+ x = evalcx('');
+ x.__proto__ = 0;
+} catch (e) {}
+(function() {
+ for (var i = 0; i < 1; ++i) {
+ if (i % 5 == 0) {
+ for (let z of[0, 0, new Boolean(false), new Boolean(false),
+ new Boolean(false), new Boolean(false)]) {
+ this.x;
+ }
+ }
+ }
+})()