Add m-esr52 at 52.6.0

1 files changed, 38 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/saved-stacks/evals.js b/js/src/jit-test/tests/saved-stacks/evals.js
new file mode 100644
index 000000000..41a0f9111
--- /dev/null
+++ b/js/src/jit-test/tests/saved-stacks/evals.js
@@ -0,0 +1,38 @@
+// Test that we can save stacks with direct and indirect eval calls.
+
+const directEval = (function iife() {
+  return eval("(" + function evalFrame() {
+    return saveStack();
+  } + "())");
+}());
+
+assertEq(directEval.source.includes("> eval"), true);
+assertEq(directEval.functionDisplayName, "evalFrame");
+
+assertEq(directEval.parent.source.includes("> eval"), true);
+
+assertEq(directEval.parent.parent.source.includes("> eval"), false);
+assertEq(directEval.parent.parent.functionDisplayName, "iife");
+
+assertEq(directEval.parent.parent.parent.source.includes("> eval"), false);
+
+assertEq(directEval.parent.parent.parent.parent, null);
+
+const lave = eval;
+const indirectEval = (function iife() {
+  return lave("(" + function evalFrame() {
+    return saveStack();
+  } + "())");
+}());
+
+assertEq(indirectEval.source.includes("> eval"), true);
+assertEq(indirectEval.functionDisplayName, "evalFrame");
+
+assertEq(indirectEval.parent.source.includes("> eval"), true);
+
+assertEq(indirectEval.parent.parent.source.includes("> eval"), false);
+assertEq(indirectEval.parent.parent.functionDisplayName, "iife");
+
+assertEq(indirectEval.parent.parent.parent.source.includes("> eval"), false);
+
+assertEq(indirectEval.parent.parent.parent.parent, null);