[llvm] [llvm][Support] Adjust maximum thread name length to the right value for OpenBSD (PR #106956)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-support

Author: Brad Smith (brad0)

<details>
<summary>Changes</summary>

The thread name length is derived from _MAXCOMLEN which is 24.

---
Full diff: https://github.com/llvm/llvm-project/pull/106956.diff


1 Files Affected:

- (modified) llvm/lib/Support/Unix/Threading.inc (+1-1) 


``````````diff
diff --git a/llvm/lib/Support/Unix/Threading.inc b/llvm/lib/Support/Unix/Threading.inc
index 1812d990f21ac1..acfd4ad51902bb 100644
--- a/llvm/lib/Support/Unix/Threading.inc
+++ b/llvm/lib/Support/Unix/Threading.inc
@@ -146,7 +146,7 @@ static constexpr uint32_t get_max_thread_name_length_impl() {
 #elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
   return 16;
 #elif defined(__OpenBSD__)
-  return 32;
+  return 24;
 #else
   return 0;
 #endif

``````````

</details>


https://github.com/llvm/llvm-project/pull/106956