Summary:
The maximum alignment used by ARM arch
is 64bits, not 128.
This could cause overaligned memory
access for 128 bit neon vector that
have unpredictable behaviour.
This fixes: https://bugs.llvm.org/show_bug.cgi?id=42668
Reviewers: ostannard, dmgreen, srhines, danalbert, pirama, peter.smith
Reviewed By: pirama, peter.smith
Subscribers: phosek, thegameg, thakis, llvm-commits, carwil, peter.smith, javed.absar, kristof.beyls, cfe-commits
Tags: #clang, #llvm
Differential Revision: https://reviews.llvm.org/D65000
llvm-svn: 368288