[clang] [CodeGen] Implement Objective-C WebAssembly exception handling support (PR #215562)

[LLVM Continuous Integration via cfe-commits]

Hendrik =?utf-8?q?Hübner?= <hhuebner at hhuebnerMacBookPro.local>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at hhuebnerMacBookPro.local>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.lan>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.lan>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.lan>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.localdomain>,
Hendrik =?utf-8?q?Hübner?= <hhuebner at MacBookPro.localdomain>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/215562 at github.com>


llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-sie-ubuntu-fast` running on `sie-linux-worker` while building `clang` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/144/builds/63082

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang :: CodeGenObjC/wasm32-eh-arc.m' FAILED ********************
Exit Code: 2

Command Output (stdout):
--
# RUN: at line 1
/home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/clang -cc1 -internal-isystem /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/../lib/clang/include -nostdsysteminc -triple wasm32-unknown-emscripten -fobjc-runtime=gnustep-2.2 -fobjc-arc -fexceptions -fobjc-exceptions -exception-model=wasm -mllvm -wasm-enable-eh -emit-llvm -o - /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGenObjC/wasm32-eh-arc.m | /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/FileCheck --enable-var-scope /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGenObjC/wasm32-eh-arc.m
# executed command: /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/clang -cc1 -internal-isystem /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/../lib/clang/include -nostdsysteminc -triple wasm32-unknown-emscripten -fobjc-runtime=gnustep-2.2 -fobjc-arc -fexceptions -fobjc-exceptions -exception-model=wasm -mllvm -wasm-enable-eh -emit-llvm -o - /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGenObjC/wasm32-eh-arc.m
# .---command stderr------------
# | clang (LLVM option parsing): Unknown command line argument '-wasm-enable-eh'.  Try: 'clang (LLVM option parsing) --help'
# | clang (LLVM option parsing): Did you mean '--enable-chr'?
# `-----------------------------
# error: command failed with exit status: 1
# executed command: /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/FileCheck --enable-var-scope /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGenObjC/wasm32-eh-arc.m
# .---command stderr------------
# | FileCheck error: '<stdin>' is empty.
# | FileCheck command line:  /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/FileCheck --enable-var-scope /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGenObjC/wasm32-eh-arc.m
# `-----------------------------
# error: command failed with exit status: 2

--

********************


```

</details>

https://github.com/llvm/llvm-project/pull/215562