[Bug c/77767] [5/6/7 Regression] Side-effect from VLA array parameters lost

[jsm28 at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77767

Joseph S. Myers <jsm28 at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Target Milestone|---                         |5.5
            Summary|Side-effect from VLA array  |[5/6/7 Regression]
                   |parameters lost             |Side-effect from VLA array
                   |                            |parameters lost

--- Comment #1 from Joseph S. Myers <jsm28 at gcc dot gnu.org> ---
This appears to be a regression in 4.7 and later, probably caused by r173422 -
https://gcc.gnu.org/ml/gcc-patches/2011-05/msg00319.html .