Reviewers: jarin,
Description:
Add test that triggers liveness analysis bug.
[email protected]
BUG=
Please review this at https://codereview.chromium.org/1142903003/
Base URL: https://chromium.googlesource.com/v8/v8.git@master
Affected files (+22, -0 lines):
A test/mjsunit/compiler/deopt-liveness.js
Index: test/mjsunit/compiler/deopt-liveness.js
diff --git a/test/mjsunit/compiler/deopt-liveness.js
b/test/mjsunit/compiler/deopt-liveness.js
new file mode 100644
index
0000000000000000000000000000000000000000..e18741d96e089c144678f833ebada65980322c29
--- /dev/null
+++ b/test/mjsunit/compiler/deopt-liveness.js
@@ -0,0 +1,22 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+function foo(x) {
+ %DeoptimizeFunction(run);
+ return x;
+}
+
+function run() {
+ var line = new Array(2);
+ for (var n = 3; n > 0; n = n - 1) {
+ if (n < foo(line.length)) line = new Array(n);
+ line[0] = n;
+ }
+}
+
+assertEquals(void 0, run());
+%OptimizeFunctionOnNextCall(run);
+assertEquals(void 0, run());
--
--
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