[PATCH] D57188: Disable _Float16 for non ARM/SPIR Targets

[Erich Keane via Phabricator via cfe-commits]

erichkeane created this revision.
erichkeane added reviewers: rjmccall, andrew.w.kaylor.
Herald added subscribers: kristof.beyls, javed.absar.

As Discussed here:
http://lists.llvm.org/pipermail/llvm-dev/2019-January/129543.html

There are problems exposing the _Float16 type on architectures that
haven't defined the ABI/ISel for the type yet, so we're temporarily
disabling the type and making it opt-in.


https://reviews.llvm.org/D57188

Files:
  docs/LanguageExtensions.rst
  include/clang/Basic/TargetInfo.h
  lib/Basic/TargetInfo.cpp
  lib/Basic/Targets/AArch64.cpp
  lib/Basic/Targets/ARM.cpp
  lib/Basic/Targets/SPIR.h
  lib/Sema/SemaType.cpp
  test/AST/float16.cpp
  test/CodeGenCXX/float16-declarations.cpp
  test/CodeGenCXX/mangle-ms.cpp
  test/Lexer/half-literal.cpp
  test/Sema/Float16.c

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