https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61674
baoshan <pangbw at gmail dot com> changed:
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CC| |pangbw at gmail dot com
--- Comment #5 from baoshan <pangbw at gmail dot com> ---
(In reply to Alex Finch from comment #4)
> I should add that this problem was not observed in gcc 4.4.7 and earlier.
Can you explain why you think it is a bug? Sometimes the code has been
optimized away just because it is not useful for the program running correctly.
