[turbofan] Properly allocate constant-folded string.

[turbofan] Properly allocate constant-folded string.

When constant-folding S[K], make sure to return a String, and not the
character code as Number.

BUG=chromium:664942
R=yangguo@chromium.org

Committed: https://crrev.com/566728031025e7b8c171f91cb1e0537ebcb0813b
Cr-Commit-Position: refs/heads/master@{#40960}

[Benedikt Meurer, 2016-11-14 11:24:56]

The CQ bit was checked by bmeurer@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-11-14 11:25:04]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-14 11:30:13]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-11-14 11:30:13]

Dry run: Try jobs failed on following builders:
  v8_linux_mipsel_compile_rel on master.tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_mipsel_compile_rel...)

[Benedikt Meurer, 2016-11-14 11:42:39]

The CQ bit was checked by bmeurer@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-11-14 11:42:50]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[Yang, 2016-11-14 11:43:02]

On 2016/11/14 11:24:56, Benedikt Meurer wrote:

Hah. Nice catch. LGTM.

[Benedikt Meurer, 2016-11-14 11:43:36]

The CQ bit was unchecked by bmeurer@chromium.org

[Benedikt Meurer, 2016-11-14 11:43:40]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2016-11-14 11:43:50]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-11-14 11:58:03]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-11-17 22:32:20]

Description was changed from

==========
[turbofan] Properly allocate constant-folded string.

When constant-folding S[K], make sure to return a String, and not the
character code as Number.

BUG=chromium:664942
R=yangguo@chromium.org
==========

to

==========
[turbofan] Properly allocate constant-folded string.

When constant-folding S[K], make sure to return a String, and not the
character code as Number.

BUG=chromium:664942
R=yangguo@chromium.org

Committed: https://crrev.com/566728031025e7b8c171f91cb1e0537ebcb0813b
Cr-Commit-Position: refs/heads/master@{#40960}
==========

[commit-bot: I haz the power, 2016-11-17 22:32:21]

Patchset 1 (id:??) landed as
https://crrev.com/566728031025e7b8c171f91cb1e0537ebcb0813b
Cr-Commit-Position: refs/heads/master@{#40960}