Introduce --zap-cpp-pointers (off by default)

Introduce --zap-cpp-pointers (off by default)

Zaps heap pointers in C++ stack frames on every allocation.

[Jakob Kummerow, 2015-04-29 11:49:26]

jkummerow@chromium.org changed reviewers:
+ hpayer@chromium.org

[Jakob Kummerow, 2015-04-29 11:49:26]

For discussion. In my local testing (V8 test suite; loading a handful of
websites in Chrome), this didn't flush out any issues. Do we want to land it
anyway, for the benefit of future/broader coverage?

[Jakob Kummerow, 2017-05-09 11:59:22]

Description was changed from

==========
Introduce --zap-cpp-pointers (off by default)

On GC, zaps heap pointers in C++ stack frames.
==========

to

==========
Introduce --zap-cpp-pointers (off by default)

Zaps heap pointers in C++ stack frames on every allocation.
==========

[Jakob Kummerow, 2017-05-09 11:59:22]

jkummerow@chromium.org changed reviewers:
- hpayer@chromium.org