[Bug c++/70019] VLA size overflow not detected

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70019

--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Patch for this bug and for bug 69517 posted for review:
https://gcc.gnu.org/ml/gcc-patches/2016-03/msg00441.html