Comment #3 on issue 4309 by [email protected]: ScopeIterator cannot deal with turbofan code.
https://code.google.com/p/v8/issues/detail?id=4309#c3
The following revision refers to this bug:https://chromium.googlesource.com/v8/v8.git/+/c062b28aebdf881674b074f0727dfbf00b936db8
commit c062b28aebdf881674b074f0727dfbf00b936db8 Author: yangguo <[email protected]> Date: Fri Jul 17 09:53:41 2015Revert of Debugger: use FrameInspector in ScopeIterator to find context. (patchset #3 id:40001 of https://codereview.chromium.org/1239033002/)
Reason for revert:breaks roll: http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_rel_ng/builds/87292/steps/browser_tests%20%28with%20patch%29/logs/DevToolsSanityTest.TestPauseWhenScriptIsRunning
Original issue's description:
Debugger: use FrameInspector in ScopeIterator to find context.
In optimized code, it's not guaranteed that the current context is stored in its frame slot.
[email protected] BUG=v8:4309 LOG=N
Committed: https://crrev.com/3a0ee39cbde6a9778cfc4e2a6a0a8ff68933ff38 Cr-Commit-Position: refs/heads/master@{#29697}
[email protected] NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=v8:4309 Review URL: https://codereview.chromium.org/1243553002 Cr-Commit-Position: refs/heads/master@{#29722}[modify] http://crrev.com/c062b28aebdf881674b074f0727dfbf00b936db8/src/debug.cc [modify] http://crrev.com/c062b28aebdf881674b074f0727dfbf00b936db8/src/runtime/runtime-debug.cc [modify] http://crrev.com/c062b28aebdf881674b074f0727dfbf00b936db8/test/mjsunit/es6/debug-blockscopes.js [delete] http://crrev.com/dc71c1b5864466ca2d9943af169392b1e2a834b3/test/mjsunit/regress/regress-4309-1.js [delete] http://crrev.com/dc71c1b5864466ca2d9943af169392b1e2a834b3/test/mjsunit/regress/regress-4309-2.js [delete] http://crrev.com/dc71c1b5864466ca2d9943af169392b1e2a834b3/test/mjsunit/regress/regress-4309-3.js
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