[llvm] [CAS] LLVMCAS implementation (PR #68448)

[via llvm-commits]

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``````````bash
darker --check --diff -r 6668d14931c31d3dd80580930b4154e1eb1721b2..b415d76e6fc29cf99faba7b87388a1259061cc8c llvm/test/lit.cfg.py
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View the diff from darker here.
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``````````diff
--- lit.cfg.py	2023-10-09 18:14:04.000000 +0000
+++ lit.cfg.py	2023-10-09 18:26:08.626237 +0000
@@ -603,11 +603,11 @@
 
 if config.expensive_checks:
     config.available_features.add("expensive_checks")
 
 if config.have_ondisk_cas:
-    config.available_features.add('ondisk_cas')
+    config.available_features.add("ondisk_cas")
 
 if "MemoryWithOrigins" in config.llvm_use_sanitizer:
     config.available_features.add("use_msan_with_origins")
 
 

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https://github.com/llvm/llvm-project/pull/68448