| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | Manfred Spraul <manfred(at)colorfullife(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, "Patches (PostgreSQL)" <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: fix for strict-alias warnings |
| Date: | 2003-10-14 19:52:42 |
| Message-ID: | 12081.1066161162@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-patches |
Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> OK, what gcc versions support -fno-strict-aliasing? Do we need a
> configure test for it?
Perhaps ... although it is recognized in 2.95.3 and probably for a good
ways before that.
It looks to me like what has changed in gcc 3.3 is not the existence
of the flag, but the fact that -O2 now turns it on where it did not
before.
regards, tom lane
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