addr2line format specifiers

Kurt Roeckx kurt at roeckx.be
Fri Feb 24 21:45:12 UTC 2012


On Fri, Feb 24, 2012 at 01:41:09PM -0800, Roland McGrath wrote:
> The older GNU extension is %as or %a[ and %ms/%m[ was added after C99
> usurped %a.  Newer GNU implementations support both in that %a is a flag if
> followed by s or [ and a specifier otherwise.  Hence the code is correct
> for portability to both old and new GNU C libraries.

Then I assume it's a bug in gcc to give a warning about this?


Kurt



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