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Differential D36819

libbegemot: Disable -Wuse-after-free.
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Authored by jhb on Sep 29 2022, 10:33 PM.

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emaste
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rG65e28bfeaacc: libbegemot: Disable -Wuse-after-free.
rG996ee9659763: libbegemot: Disable -Wuse-after-free.

Summary

The _xrealloc() function prints pointer values for internal assertion
failures and in one case does so after it has freed the pointer.

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rG FreeBSD src repository

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Event Timeline

jhb requested review of this revision.Sep 29 2022, 10:33 PM

jhb created this revision.

Harbormaster completed remote builds in B47633: Diff 111237.Sep 29 2022, 10:33 PM

jhb added a parent revision: D36818: libzpool: Disable -Wuse-after-free for dbuf.c..Sep 29 2022, 10:33 PM

jhb added a child revision: D36820: libedit: Disable -Wuse-after-free for chartype.c..

emaste accepted this revision.Sep 29 2022, 11:32 PM

This revision is now accepted and ready to land.Sep 29 2022, 11:32 PM

Closed by commit rG996ee9659763: libbegemot: Disable -Wuse-after-free. (authored by jhb). · Explain WhyOct 3 2022, 11:13 PM

This revision was automatically updated to reflect the committed changes.

jhb added a commit: rG996ee9659763: libbegemot: Disable -Wuse-after-free..

Would saving the pointer address in a local uinptr_t/size_t fix the warning?

Something like this: https://godbolt.org/z/xKxnheh5r

jhb added a commit: rG65e28bfeaacc: libbegemot: Disable -Wuse-after-free..Nov 11 2022, 6:39 PM

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lib/

libbegemot/

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Diff 111390

lib/libbegemot/Makefile

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