[Bug tree-optimization/59388] [4.7/4.8/4.9 Regression] ICE on valid code at -O1 and above on x86_64-linux-gnu

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59388

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
      Known to work|4.8.2                       |
            Summary|[4.9 Regression] ICE on     |[4.7/4.8/4.9 Regression]
                   |valid code at -O1 and above |ICE on valid code at -O1
                   |on x86_64-linux-gnu         |and above on
                   |                            |x86_64-linux-gnu
      Known to fail|                            |4.8.2

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
This really is 4.7+ regression, you just need --enable-checking=yes compiler on
the branches to reproduce (otherwise it is a silent wrong-code ? ).
I'll have a look soon.