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-rw-r--r--js/src/jit-test/tests/ion/string-concat-short.js13
1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/string-concat-short.js b/js/src/jit-test/tests/ion/string-concat-short.js
new file mode 100644
index 000000000..a0108df04
--- /dev/null
+++ b/js/src/jit-test/tests/ion/string-concat-short.js
@@ -0,0 +1,13 @@
+function f() {
+ var res = 0;
+ for (var i=0; i<100; i++) {
+ var s = "test" + i;
+ res += s.length;
+ assertEq(s[0], "t");
+ assertEq(s[3], "t");
+ if (i > 90)
+ assertEq(s[4], "9");
+ }
+ return res;
+}
+assertEq(f(), 590);