[PATCH] D109105: [clang-cl] Emit nicer warning on unknown /arch: arguments

[Nico Weber via Phabricator via llvm-commits]

thakis created this revision.
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Herald added subscribers: dexonsmith, Jim, atanasyan, jrtc27, fedor.sergeev, sdardis, dylanmckay, emaste.
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Now prints the list of known archs. This requires plumbing a Driver
arg through a few functions.

Also add two more convenience insert() overlods to StringMap.


https://reviews.llvm.org/D109105

Files:
  clang/include/clang/Basic/DiagnosticDriverKinds.td
  clang/lib/Driver/ToolChains/AVR.cpp
  clang/lib/Driver/ToolChains/Arch/Mips.cpp
  clang/lib/Driver/ToolChains/Arch/Mips.h
  clang/lib/Driver/ToolChains/Arch/X86.cpp
  clang/lib/Driver/ToolChains/Arch/X86.h
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/lib/Driver/ToolChains/CommonArgs.cpp
  clang/lib/Driver/ToolChains/CommonArgs.h
  clang/lib/Driver/ToolChains/FreeBSD.cpp
  clang/lib/Driver/ToolChains/Gnu.cpp
  clang/lib/Driver/ToolChains/Linux.cpp
  clang/lib/Driver/ToolChains/NetBSD.cpp
  clang/lib/Driver/ToolChains/OpenBSD.cpp
  clang/test/Driver/cl-x86-flags.c
  llvm/include/llvm/ADT/StringMap.h

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