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-rw-r--r--js/src/jit-test/tests/jaeger/bug769985.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/bug769985.js b/js/src/jit-test/tests/jaeger/bug769985.js
new file mode 100644
index 000000000..39c6a056b
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/bug769985.js
@@ -0,0 +1,19 @@
+
+/* Make sure ints are converted to doubles as needed at the head of loops which modify those ints. */
+
+function bar() {}
+
+function foo() {
+ var n = 0.5;
+ n -= 0.5;
+ var iters = 0;
+ for (var i = n;; ) {
+ bar();
+ iters++;
+ if (i == 100)
+ break;
+ i = (i + 1) | 0;
+ }
+ assertEq(iters, 101);
+}
+foo();