[Bug tree-optimization/86159] [7/8/9 Regression] g++ ICE at -O1 and above on valid code: incorrect type of vector CONSTRUCTOR elements

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86159

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Priority|P3                          |P2
             Status|UNCONFIRMED                 |ASSIGNED
      Known to work|                            |6.4.1
            Version|unknown                     |8.1.1
           Keywords|                            |ice-on-valid-code,
                   |                            |needs-bisection
   Last reconfirmed|                            |2018-06-15
          Component|c++                         |tree-optimization
     Ever confirmed|0                           |1
            Summary|g++ ICE at -O1 and above on |[7/8/9 Regression] g++ ICE
                   |valid code: incorrect type  |at -O1 and above on valid
                   |of vector CONSTRUCTOR       |code: incorrect type of
                   |elements                    |vector CONSTRUCTOR elements
   Target Milestone|---                         |7.4
      Known to fail|                            |7.3.1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Confirmed.  Works on the GCC 6 branch.

We have a mismatch between signed int vector and unsigned int elements in
the constructor.  I will have a looksee.