[clang] Load AST files as binary on z/OS (PR #191840)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

<details>
<summary>
You can test this locally with the following command:
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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- clang/include/clang/Basic/FileManager.h clang/lib/Basic/Module.cpp clang/lib/Serialization/ASTReader.cpp clang/lib/Serialization/ModuleManager.cpp --diff_from_common_commit
``````````

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The reproduction instructions above might return results for more than one PR
in a stack if you are using a stacked PR workflow. You can limit the results by
changing `origin/main` to the base branch/commit you want to compare against.
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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index 2387214c0..75b1b9e18 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -2922,8 +2922,7 @@ InputFile ASTReader::getInputFile(ModuleFile &F, unsigned ID, bool Complain) {
     if (StoredContentHash == 0)
       return OriginalChange;
 
-    auto MemBuffOrError =
-        FileMgr.getBufferForFile(*File);
+    auto MemBuffOrError = FileMgr.getBufferForFile(*File);
     if (!MemBuffOrError) {
       if (!Complain)
         return OriginalChange;

``````````

</details>


https://github.com/llvm/llvm-project/pull/191840