1767919 - Build clang-mingw's libc++/libc++abi/libunwind in one go

Status: RESOLVED FIXED

(Firefox Build System :: Toolchains, task)

Comment 1

[Mike Hommey [:glandium]]

Attachment: Bug 1767919 - Build clang-mingw's libunwind from llvm-project.

The separate libunwind we were getting is from an old llvm mirror. We
can just use the version from llvm-project, which will be up-to-date,
and will allow to simplify the whole process later.

Comment 2

[Mike Hommey [:glandium]]

Attachment: Bug 1767919 - Build clang-mingw's libc++/libc++abi/libunwind in one go.

Building libc++ and libc++abi standalone is not supported as of LLVM 15
(it already shows a deprecation warning in LLVM 14). Switch to using the
new canonical way to build them*, and get libunwind along.

As a bonus, merging the libraries is handled by the LLVM build system in
that case.

[*] https://libcxx.llvm.org/BuildingLibcxx.html

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/a6248e1327e4
Build clang-mingw's libunwind from llvm-project. r=firefox-build-system-reviewers,andi
https://hg.mozilla.org/integration/autoland/rev/ef52d1424b17
Build clang-mingw's libc++/libc++abi/libunwind in one go. r=firefox-build-system-reviewers,andi

Comment 4

[Iulian Moraru]

https://hg.mozilla.org/mozilla-central/rev/a6248e1327e4
https://hg.mozilla.org/mozilla-central/rev/ef52d1424b17