[Bug tree-optimization/87167] strlen of stack-allocated zero-length array misoptimized in GCC 8

[matti.niemenmaa+gccbugs at iki dot fi]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87167

--- Comment #2 from Matti Niemenmaa <matti.niemenmaa+gccbugs at iki dot fi> ---
Thanks for the info. I peeked at the git log and came across PR86914 — this
looks like a duplicate of that. Sorry for not managing to find it in Bugzilla
earlier.