aaron.ballman added inline comments.
================ Comment at: clang/lib/Sema/SemaChecking.cpp:6067-6070 + // Alignment calculations can wrap around if it's greater than 2**28. + unsigned MaximumAlignment = + Context.getTargetInfo().getTriple().isOSBinFormatCOFF() ? 8192 + : 268435456; ---------------- erichkeane wrote: > rsmith wrote: > > Why is there a different limit depending on bin format? We can support this > > at the IR level regardless, can't we? (I don't see how the binary format is > > relevant.) > I'd copied it from the Sema::AddAlignedAttr implementation, but I cannot seem > to figure out the origin of that. @majnemer added the 2**28 business back in > 2015, but @aaron.ballman put the limit of 8192 in here: > https://reviews.llvm.org/rL158717#change-N0HH8qtBJv7d > (note it was reverted and relanded). > > I don't see sufficient justification in that history now that I've looked > back to keep that log in here, so I'll keep us at 2**28. > It's been a while, but I seem to recall this matching a behavior of MSVC at the time. CHANGES SINCE LAST ACTION https://reviews.llvm.org/D68824/new/ https://reviews.llvm.org/D68824 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits