Re: [vta,vta4.4,trunk,4.4] fix -O0 -g vs -g0 codegen regression

[Alexandre Oliva <aoliva at redhat dot com>]

On May 27, 2009, Richard Guenther <richard.guenther@gmail.com> wrote:

> @@ -640,6 +633,9 @@ remove_unused_locals (void)
>    var_ann_t ann;
>    bitmap global_unused_vars = NULL;

> +  if (!optimize)
> +    return;
> +

> This deserves a comment.  Also checks for optimize later in that
> function should be removed.

*nod*

> Ok with that change (the other patch as well).

Thanks

> For trunk only please (it's not a regression).

The other patch (for tree-inline) actually fixes a regression.  This one
is just a better fix for the regression fixer you ok'ed before, that I
haven't installed yet.  The regression is that -O0 and -O0 -g generate
different code since the recent additions o tests for debug_info_level
in these two spots.  These are new in 4.4.

-- 
Alexandre Oliva, freedom fighter    http://FSFLA.org/~lxoliva/
You must be the change you wish to see in the world. -- Gandhi
Be Free! -- http://FSFLA.org/   FSF Latin America board member
Free Software Evangelist      Red Hat Brazil Compiler Engineer