[all-commits] [llvm/llvm-project] 6fa389: [clang] Fix search path logic for C_INCLUDE_DIRS

[Louis Dionne via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 6fa3894c4e771c773712b1ae777f78c1c922a908
      https://github.com/llvm/llvm-project/commit/6fa3894c4e771c773712b1ae777f78c1c922a908
  Author: Louis Dionne <ldionne at apple.com>
  Date:   2020-02-20 (Thu, 20 Feb 2020)

  Changed paths:
    M clang/lib/Driver/ToolChains/Darwin.cpp
    M clang/lib/Driver/ToolChains/Fuchsia.cpp
    M clang/lib/Driver/ToolChains/Hurd.cpp
    M clang/lib/Driver/ToolChains/Linux.cpp
    M clang/lib/Driver/ToolChains/Solaris.cpp
    M clang/lib/Driver/ToolChains/WebAssembly.cpp

  Log Message:
  -----------
  [clang] Fix search path logic for C_INCLUDE_DIRS

For each absolute path given to C_INCLUDE_DIRS, we want it to be added
as-is to the include search path. Relative paths should be prefixed
with the sysroot.

Thanks to Marco Hinz for the patch.

Differential Revision: https://reviews.llvm.org/D69221