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build: turn on -fno-delete-null-pointer-checks (v0.12) #6737

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@bnoordhuis bnoordhuis commented May 13, 2016

Work around spec violations in V8 where it checks that this == NULL.
GCC 6 started exploiting this particular kind of UB, resulting in
runtime crashes.

Fixes: #6724

CI: https://ci.nodejs.org/job/node-test-pull-request/2633/

Work around spec violations in V8 where it checks that `this == NULL`.
GCC 6 started exploiting this particular kind of UB, resulting in
runtime crashes.

Fixes: nodejs#6724
@bnoordhuis bnoordhuis added build Issues and PRs related to build files or the CI. v0.12 labels May 13, 2016
@addaleax
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LGTM

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@jasnell
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jasnell commented May 24, 2016

LGTM

@targos
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targos commented May 24, 2016

LGTM

jasnell pushed a commit that referenced this pull request May 25, 2016
Work around spec violations in V8 where it checks that `this == NULL`.
GCC 6 started exploiting this particular kind of UB, resulting in
runtime crashes.

Fixes: #6724
PR-URL: #6737
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
@jasnell
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jasnell commented May 25, 2016

Landed in fc6d820

@jasnell jasnell closed this May 25, 2016
rvagg pushed a commit that referenced this pull request Sep 22, 2016
Work around spec violations in V8 where it checks that `this == NULL`.
GCC 6 started exploiting this particular kind of UB, resulting in
runtime crashes.

Fixes: #6724
PR-URL: #6737
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
jBarz pushed a commit to ibmruntimes/node that referenced this pull request Nov 4, 2016
Work around spec violations in V8 where it checks that `this == NULL`.
GCC 6 started exploiting this particular kind of UB, resulting in
runtime crashes.

Fixes: nodejs/node#6724
PR-URL: nodejs/node#6737
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
@bnoordhuis bnoordhuis deleted the fix6724 branch January 10, 2017 12:21
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4 participants