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-rw-r--r--js/src/jit-test/tests/debug/RematerializedFrame-retval.js39
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/RematerializedFrame-retval.js b/js/src/jit-test/tests/debug/RematerializedFrame-retval.js
new file mode 100644
index 0000000000..5bd5d7f6e9
--- /dev/null
+++ b/js/src/jit-test/tests/debug/RematerializedFrame-retval.js
@@ -0,0 +1,39 @@
+// |jit-test| error: InternalError; --baseline-eager; --ion-eager
+// Make sure that return values we store in RematerializedFrames via resumption
+// values get propagated to the BaselineFrames we build from them.
+//
+// Test case from bug 1285939; there's another in bug 1282518, but this one
+// takes less time to run, when it doesn't crash.
+
+var lfLogBuffer = `
+function testResumptionVal(resumptionVal, turnOffDebugMode) {
+ var g = newGlobal({newCompartment: true});
+ var dbg = new Debugger;
+ setInterruptCallback(function () {
+ dbg.addDebuggee(g);
+ var frame = dbg.getNewestFrame();
+ frame.onStep = function () {
+ frame.onStep = undefined;
+ return resumptionVal;
+ };
+ return true;
+ });
+ try {
+ return g.eval("(" + function f() {
+ invokeInterruptCallback(function (interruptRv) {
+ f({ valueOf: function () { dbg.g(dbg); }});
+ });
+ } + ")();");
+ } finally { }
+}
+assertEq(testResumptionVal({ return: "not 42" }), "not 42");
+`;
+loadFile(lfLogBuffer);
+function loadFile(lfVarx) {
+ try {
+ let m = parseModule(lfVarx);
+ moduleLink(m);
+ moduleEvaluate(m);
+ } catch (lfVare) {}
+}
+