[Bug c++/77639] [6/7 Regression] ICE on x86_64-linux-gnu (internal compiler error: tree check: accessed elt 1 of tree_vec with 0 elts in unify, at cp/pt.c:19674)

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77639

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |error-recovery,
                   |                            |ice-on-invalid-code
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2016-09-19
      Known to work|                            |5.4.0
   Target Milestone|---                         |6.3
            Summary|ICE on x86_64-linux-gnu     |[6/7 Regression] ICE on
                   |(internal compiler error:   |x86_64-linux-gnu (internal
                   |tree check: accessed elt 1  |compiler error: tree check:
                   |of tree_vec with 0 elts in  |accessed elt 1 of tree_vec
                   |unify, at cp/pt.c:19674)    |with 0 elts in unify, at
                   |                            |cp/pt.c:19674)
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 5 doesn't ICE.