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-rw-r--r--js/src/jit-test/tests/basic/testSubstring.js7
1 files changed, 7 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testSubstring.js b/js/src/jit-test/tests/basic/testSubstring.js
new file mode 100644
index 0000000000..5916c23ab0
--- /dev/null
+++ b/js/src/jit-test/tests/basic/testSubstring.js
@@ -0,0 +1,7 @@
+function testSubstring() {
+ for (var i = 0; i < 5; ++i) {
+ actual = "".substring(5);
+ }
+ return actual;
+}
+assertEq(testSubstring(), "");