about register naming in cfi_parse_reg

[Alan Modra]

On Thu, Sep 10, 2009 at 10:02:21PM +0400, Cyrill Gorcunov wrote:
> perhaps someone could clarify -- does cfi_parse_reg was always
> compatible with % prefix in register name? In version
> 2.19 it handles %-prefixed register without problem. Would be

That isn't true for all targets.

> there any kind of backward incompatibility if I rely on this
> feature?

If you target currently accepts '%' in this context for register
names, we would be unlikely to remove the feature in future releases.

-- 
Alan Modra
Australia Development Lab, IBM