--- Comment #2 from Aurelien Jarno <aurelien at aurel32 dot net> ---
(In reply to James Cowgill from comment #1)
> Here's another testcase which is reduced a bit further using creduce. It
> requires -O2 to trigger the bug (but that may be unrelated).

I reported it as a miscompilation with -O1, as at least in the clamav case, the
bug is not reproducible with -O0, but is reproducible with both -O1 and -O2.
But it seems this bug is quite dependent on the surrounding code, so my guess
is that the issue is not triggered by a specific optimization.

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