craig.topper added inline comments.
================
Comment at: clang/lib/Driver/ToolChains/CommonArgs.cpp:1723
+ if (Args.hasArg(options::OPT_fuse_unaligned_vector_move))
+ addArg(Twine("-x86-enable-unaligned-vector-move=true"));
+ else if (Args.hasArg(options::OPT_fno_use_unaligned_vector_move))
----------------
Could you just put this in target features in the IR and not have to deal with
LTO specially? Similar to what we do with retpoline, speculative loading
hardening, etc.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D99565/new/
https://reviews.llvm.org/D99565
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