[Bug ipa/69990] decl alignment not respected

[amodra at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69990

--- Comment #3 from Alan Modra <amodra at gmail dot com> ---
Oh, and in case it isn't obvious, -free-loop-vectorize is what triggers the
alignment increase of arrays in pass_ipa_increase_alignment.