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On Saturday 30 September 2006 16:35, Lionel Bouton wrote:
> There is a lot of material out there about CFLAGS
`man gcc` always seemed fine to me
in fact, lets read the -ffast-math section:
-ffast-math
This option should never be turned on by any -O option since it can
result in incorrect output for programs which depend on an exact
implementation of IEEE or ISO rules/specifications for math func-
tions.
this flag is never safe to use in CFLAGS
> link='http://gentoo-wiki.com/CFLAGS_matrix'
no way will our documentation link to gentoo-wiki.com
> If possible, I'd like to expand the list of 3.4.6 -> 4.1.1 upgrade
> problems which are linked to experimental CFLAGS
i find maintaining a list of "safe" CFLAGS on a per-gcc basis to be a waste of
time ... but that's just me
-mike
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