tree 2980270e5e057ae79af90fa738fcae67366d07d0
parent 340cdb36b8f288da7f26975ebc31de6f957db70c
author Adrian Prantl <aprantl@apple.com> 1424475266 +0000
committer Copybara-Service <copybara-worker@google.com> 1600461016 -0700

Wrap clang module files in a Mach-O, ELF, or COFF container.
This is a necessary prerequisite for debugging with modules.
The .pcm files become containers that hold the serialized AST which allows
us to store debug information in the module file that can be shared by all
object files that were built importing the module.

rdar://problem/19104245

This reapplies r230044 with a fixed configure+make build and updated
dependencies. Take 2.

llvm-svn: 230089
GitOrigin-RevId: f2b0cd91ebe6a99437e22d99f78c1bfaf756f4c8