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-rw-r--r--js/src/jit-test/tests/ion/bug732847.js20
1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug732847.js b/js/src/jit-test/tests/ion/bug732847.js
new file mode 100644
index 000000000..8c343fa6e
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug732847.js
@@ -0,0 +1,20 @@
+try{} catch (x) {}
+
+var callStack = [];
+function currentFunc() {
+ return callStack[0];
+}
+function reportFailure () {
+ var funcName = currentFunc();
+ // play with the result to cause a SEGV.
+ var prefix = (funcName) ? funcName : "";
+ // Use OSR to compile the function at the end of the first run.
+ for (var i=0; i < 50; i++) ;
+}
+
+callStack[0] = 'test';
+// Run and compile with a string as result of currentFunc.
+reportFailure();
+callStack[0] = undefined;
+// Use previously compiled code with the string assumption.
+reportFailure();