[llvm-branch-commits] [clang] release/20.x: [SystemZ] Add header guard macros to vecintrin.h (#129170) (PR #129286)

[via llvm-branch-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-x86

Author: None (llvmbot)

<details>
<summary>Changes</summary>

Backport ddaa5b3bfb2980f79c6f277608ad33a6efe8d554

Requested by: @<!-- -->uweigand

---
Full diff: https://github.com/llvm/llvm-project/pull/129286.diff


1 Files Affected:

- (modified) clang/lib/Headers/vecintrin.h (+5) 


``````````diff
diff --git a/clang/lib/Headers/vecintrin.h b/clang/lib/Headers/vecintrin.h
index a14c39f9f7313..338ea51ce8863 100644
--- a/clang/lib/Headers/vecintrin.h
+++ b/clang/lib/Headers/vecintrin.h
@@ -7,6 +7,9 @@
  *===-----------------------------------------------------------------------===
  */
 
+#ifndef _VECINTRIN_H
+#define _VECINTRIN_H
+
 #if defined(__s390x__) && defined(__VEC__)
 
 #define __ATTRS_ai __attribute__((__always_inline__))
@@ -12861,3 +12864,5 @@ vec_search_string_until_zero_cc(__vector unsigned int __a,
 #error "Use -fzvector to enable vector extensions"
 
 #endif
+
+#endif /* _VECINTRIN_H */

``````````

</details>


https://github.com/llvm/llvm-project/pull/129286