[libcxx-commits] [libcxx] [libc++] Fix failure with GCC 15 (#117319) (PR #117322)

[via libcxx-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libcxx

Author: None (killcerr)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/117322.diff


1 Files Affected:

- (modified) libcxx/include/__type_traits/decay.h (+1-1) 


``````````diff
diff --git a/libcxx/include/__type_traits/decay.h b/libcxx/include/__type_traits/decay.h
index 7412044f931796..861dc2eb10d061 100644
--- a/libcxx/include/__type_traits/decay.h
+++ b/libcxx/include/__type_traits/decay.h
@@ -25,7 +25,7 @@
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
-#if __has_builtin(__decay)
+#if __has_builtin(__decay) && !defined(_LIBCPP_COMPILER_GCC)
 template <class _Tp>
 using __decay_t _LIBCPP_NODEBUG = __decay(_Tp);
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/117322