[PATCH] D77484: [Vector] Pass VectLib to LTO backend so TLI build correct vector function list

[Wenlei He via Phabricator via cfe-commits]

wenlei created this revision.
wenlei added reviewers: hoyFB, spatel.
Herald added subscribers: cfe-commits, dang, dexonsmith, steven_wu, MaskRay, hiraditya, arichardson, inglorion, emaste.
Herald added a reviewer: espindola.
Herald added a project: clang.

-fveclib switch not propagated to LTO backends, and as a result, LTO populates vector list as if no math lib is used. This change fixed the driver to lld, and to backend propagation of -fveclib setting.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D77484

Files:
  clang/lib/Driver/ToolChains/CommonArgs.cpp
  lld/ELF/Config.h
  lld/ELF/Driver.cpp
  lld/ELF/LTO.cpp
  lld/ELF/Options.td
  llvm/include/llvm/Target/TargetOptions.h
  llvm/lib/LTO/LTOBackend.cpp

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