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-rw-r--r--js/src/jit-test/tests/basic/testIntUnderflow.js9
1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testIntUnderflow.js b/js/src/jit-test/tests/basic/testIntUnderflow.js
new file mode 100644
index 000000000..65db00a0a
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testIntUnderflow.js
@@ -0,0 +1,9 @@
+function testIntUnderflow() {
+ // int32_min + 8
+ var ival = -2147483648 + 8;
+ for (var i = 0; i < 30; i++) {
+ ival -= 2;
+ }
+ return (ival > -2147483648);
+}
+assertEq(testIntUnderflow(), false);