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Re: [lto] PATCH: Add support for referencing types from function bodies
On Monday 04 September 2006 19:03, Andrew Pinski wrote:
> On Mon, 2006-09-04 at 10:51 -0700, Mark Mitchell wrote:
> > I think Fortran and Objective-C should change, and that they may need to
> > change in order to work with LTO. I think that, as in C/C++, a VAR_DECL
> > with TREE_READONLY should be used instead, and that CONST_DECLs should
> > never be addressable.
> Why? The reason why it was done was to save space and make sure they
> are really put in the constant section. I don't see a reason why they
> should be using VAR_DECLs. The use of CONST_DECLs in the Fortran
> front-end was added by RTH.
> Really having a VAR_DECL with TREE_READONLY set is incorrect as it is
> not really readonly.
For Fortran it is correct. A CONST_DECL will always be a integer constant.