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[Bug middle-end/64463] Add warning: returns_nonnull attribute on a function compared against NULL
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 07 Aug 2018 13:14:40 +0000
- Subject: [Bug middle-end/64463] Add warning: returns_nonnull attribute on a function compared against NULL
- Auto-submitted: auto-generated
- References: <bug-64463-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64463
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Jonathan Wakely from comment #4)
> Incorrectly putting the attribute on the function is likely to be much rarer
> than unnecessarily checking the result.
And PR 84202 would address the problem of incorrectly placing the attribute,
and would be based on the definition, not how the callers use it.