[clang] [llvm] [PowerPC][AIX] Support #pragma comment copyright for AIX (PR #178184)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Windows-->
# :window: Windows x64 Test Results

* 130391 tests passed
* 2899 tests skipped
* 1 test failed

## Failed Tests
(click on a test name to see its output)

### LLVM
<details>
<summary>LLVM.CodeGen/Hexagon/print-pipeline-passes.ll</summary>

```
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 1
c:\_work\llvm-project\llvm-project\build\bin\opt.exe -mtriple=hexagon -S -passes='default<O0>' -print-pipeline-passes < C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\Hexagon\print-pipeline-passes.ll 2>&1 | c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe --check-prefix=O0 C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\Hexagon\print-pipeline-passes.ll
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\opt.exe' -mtriple=hexagon -S '-passes=default<O0>' -print-pipeline-passes
# note: command had no output on stdout or stderr
# executed command: 'c:\_work\llvm-project\llvm-project\build\bin\filecheck.exe' --check-prefix=O0 'C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\Hexagon\print-pipeline-passes.ll'
# .---command stderr------------
# | C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\Hexagon\print-pipeline-passes.ll:6:7: error: O0: expected string not found in input
# | ; O0: {{^}}function(ee-instrument<>),always-inline,coro-cond(coro-early,cgscc(coro-split),coro-cleanup,globaldce),alloc-token,function(annotation-remarks),verify,print{{$}}
# |       ^
# | <stdin>:1:1: note: scanning from here
# | lower-comment-string,function(ee-instrument<>),always-inline,coro-cond(coro-early,cgscc(coro-split),coro-cleanup,globaldce),alloc-token,function(annotation-remarks),verify,print
# | ^
# | <stdin>:1:21: note: possible intended match here
# | lower-comment-string,function(ee-instrument<>),always-inline,coro-cond(coro-early,cgscc(coro-split),coro-cleanup,globaldce),alloc-token,function(annotation-remarks),verify,print
# |                     ^
# | 
# | Input file: <stdin>
# | Check file: C:\_work\llvm-project\llvm-project\llvm\test\CodeGen\Hexagon\print-pipeline-passes.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |            1: lower-comment-string,function(ee-instrument<>),always-inline,coro-cond(coro-early,cgscc(coro-split),coro-cleanup,globaldce),alloc-token,function(annotation-remarks),verify,print 
# | check:6'0     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# | check:6'1                         ?                                                                                                                                                              possible intended match
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--

```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/178184