Re: [gomp4,committed] Remove release_dangling_ssa_names

[Tom de Vries <Tom_deVries@mentor.com>]

On 30/09/15 11:25, Thomas Schwinge wrote:
> Don't we also want to commit the following change, which was part of your
> trunk r227103 (883f001d2c3672e0674bec71f36a2052734a72cf) commit (and now
> shows up as a delta between trunk and gomp-4_0-branch)?
>
> --- gcc/tree-cfg.c
> +++ gcc/tree-cfg.c
> @@ -6424,9 +6424,6 @@ replace_ssa_name (tree name, hash_map<tree, tree> *vars_map,
>   	  replace_by_duplicate_decl (&decl, vars_map, to_context);
>   	  new_name = make_ssa_name_fn (DECL_STRUCT_FUNCTION (to_context),
>   				       decl, SSA_NAME_DEF_STMT (name));
> -	  if (SSA_NAME_IS_DEFAULT_DEF (name))
> -	    set_ssa_default_def (DECL_STRUCT_FUNCTION (to_context),
> -				 decl, new_name);
>   	}
>         else
>   	new_name = copy_ssa_name_fn (DECL_STRUCT_FUNCTION (to_context),

Indeed, that bit is part of the patch "Don't create superfluous parm in 
expand_omp_taskreg", but was dropped in the merge (probably because it 
conflicted with the "Fix release_dangling_ssa_names" patch that I just 
reverted).

So we need to apply it.

Thanks,
- Tom