On Mon, 9 May 2016, Marek Polacek wrote:
> In this PR, Richi pointed out that we don't warn for the case when a
> declaration with attribute optimize follows the definition which is lacking
> that attribute. This patch adds such a warning. Though the question is
> whether this shouldn't apply to more attributes than just "optimize". And,
> as can be seen in the testcase, we'll warn for even for the case when the
> definition has
> optimize ("no-associative-math,O2")
> and the declaration
> optimize ("O2,no-associative-math")
> Not sure if we have something better than attribute_value_equal, though.
>
> (The C++ FE lacks these kind of warnings; I opened PR71024 for that.)
>
> Bootstrapped/regtested on x86_64-linux, ok for trunk?
OK.
--
Joseph S. Myers
jos...@codesourcery.com
