[Bug c++/82899] *this in constructors could not alias with reference input parameters of the same type

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82899

--- Comment #18 from rguenther at suse dot de <rguenther at suse dot de> ---
On May 11, 2018 11:20:41 PM GMT+02:00, "glisse at gcc dot gnu.org"
<gcc-bugzilla@gcc.gnu.org> wrote:
>https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82899
>
>Marc Glisse <glisse at gcc dot gnu.org> changed:
>
>           What    |Removed                     |Added
>----------------------------------------------------------------------------
>  Attachment #44112|0                           |1
>        is obsolete|                            |
>
>--- Comment #17 from Marc Glisse <glisse at gcc dot gnu.org> ---
>Created attachment 44120
>  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44120&action=edit
>Successful patch
>
>Changing the type during gimplification seems to work, it passes the
>testsuite.

I suppose this changes debug information? I think adjusting the only user in
tree-ssa-structalias.c is better.