Merge remote-tracking branch 'janek/js_IteratorClose_1'

6 files changed, 65 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/auto-regress/for-of-iterator-close-debugger.js b/js/src/jit-test/tests/auto-regress/for-of-iterator-close-debugger.js
new file mode 100644
index 000000000..a4d0bf654
--- /dev/null
+++ b/js/src/jit-test/tests/auto-regress/for-of-iterator-close-debugger.js
@@ -0,0 +1,15 @@
+// |jit-test| error:ReferenceError
+
+// for-of should close iterator even if the exception is once caught by the
+// debugger.
+
+var g = newGlobal();
+g.parent = this;
+g.eval("new Debugger(parent).onExceptionUnwind = function () { };");
+// jsfunfuzz-generated
+for (var x of []) {};
+for (var l of [0]) {
+    for (var y = 0; y < 1; y++) {
+        g2;
+    }
+}
diff --git a/js/src/jit-test/tests/for-of/bug-1331444.js b/js/src/jit-test/tests/for-of/bug-1331444.js
new file mode 100644
index 000000000..9770c584b
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/bug-1331444.js
@@ -0,0 +1,7 @@
+// |jit-test| error: ReferenceError
+
+symbols = [Symbol];
+for (comparator of[, ])
+  for (a of symbols)
+    for (;;)
+      expect;
diff --git a/js/src/jit-test/tests/for-of/bug-1341339.js b/js/src/jit-test/tests/for-of/bug-1341339.js
new file mode 100644
index 000000000..1f88acdaf
--- /dev/null
+++ b/js/src/jit-test/tests/for-of/bug-1341339.js
@@ -0,0 +1,9 @@
+let m = parseModule(`
+function* values() {}
+var iterator = values();
+for (var i=0; i < 10000; ++i) {
+    for (var x of iterator) {}
+}
+`);
+m.declarationInstantiation();
+m.evaluation();
diff --git a/js/src/jit-test/tests/ion/bug1333946.js b/js/src/jit-test/tests/ion/bug1333946.js
new file mode 100644
index 000000000..1fa1b9c49
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1333946.js
@@ -0,0 +1,8 @@
+// |jit-test| error: 42;
+
+for (var x of [0]) {
+  for (var i = 0; ; i++) {
+    if (i === 20000)
+      throw 42;
+  }
+}
diff --git a/js/src/jit-test/tests/ion/bug1334314.js b/js/src/jit-test/tests/ion/bug1334314.js
new file mode 100644
index 000000000..488fc9027
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1334314.js
@@ -0,0 +1,16 @@
+// |jit-test| error: TypeError
+
+var g = newGlobal();
+g.parent = this;
+g.eval("new Debugger(parent).onExceptionUnwind = function () { };");
+
+function f() {
+    [[]] = [];
+}
+try {
+    f();
+} catch (e) {};
+try {
+    f();
+} catch (e) {};
+f();
diff --git a/js/src/jit-test/tests/parser/bug-1357075.js b/js/src/jit-test/tests/parser/bug-1357075.js
new file mode 100644
index 000000000..47482e372
--- /dev/null
+++ b/js/src/jit-test/tests/parser/bug-1357075.js
@@ -0,0 +1,10 @@
+// |jit-test| error: TypeError
+
+var iterable = {};
+var iterator = {
+  return: 1
+};
+iterable[Symbol.iterator] = function() {
+  return iterator;
+};
+for ([ class get {} ().iterator ] of [iterable]) {}