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Subject: Re: [PHP-DEV] GCC -foptimize-strlen and bug #76510
From: sebastian@php.net (Sebastian Bergmann)

On 08/04/2018 11:51 PM, Nikita Popov wrote:
> More likely than not this is a bug on our side triggered by this
> optimization, not a bug in GCC. A run through valgrind might reveal
> something.

Valgrind information has been added to
https://bugs.php.net/bug.php?id=76510.

Can an optimization such as "optimize-strlen" be disabled on a per-file
(or better, on a per-function) basis as a (hopefully) short-term workaround?