[libcxx-commits] [libcxx] [libc++] <experimental/simd> Fix vector_aligned_tag to pass #76610 (PR #76611)

[via libcxx-commits]

https://github.com/joy2myself created https://github.com/llvm/llvm-project/pull/76611

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>From cc11b09661591974f1d45168b2c67dc551fdd6ef Mon Sep 17 00:00:00 2001
From: Yin Zhang <zhangyin2018 at iscas.ac.cn>
Date: Fri, 29 Dec 2023 16:15:27 +0800
Subject: [PATCH] [libc++] <experimental/simd> Fix vector_aligned_tag

---
 libcxx/include/experimental/__simd/aligned_tag.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libcxx/include/experimental/__simd/aligned_tag.h b/libcxx/include/experimental/__simd/aligned_tag.h
index edbb3b24931f5a..bec2c7652d4a51 100644
--- a/libcxx/include/experimental/__simd/aligned_tag.h
+++ b/libcxx/include/experimental/__simd/aligned_tag.h
@@ -11,6 +11,7 @@
 #define _LIBCPP_EXPERIMENTAL___SIMD_ALIGNED_TAG_H
 
 #include <__memory/assume_aligned.h>
+#include <__type_traits/remove_const.h>
 #include <cstddef>
 #include <experimental/__config>
 #include <experimental/__simd/traits.h>
@@ -35,7 +36,7 @@ inline constexpr bool is_simd_flag_type_v<element_aligned_tag> = true;
 
 struct vector_aligned_tag {
   template <class _Tp, class _Up = typename _Tp::value_type>
-  static constexpr size_t __alignment = memory_alignment_v<_Tp, _Up>;
+  static constexpr size_t __alignment = memory_alignment_v<_Tp, std::remove_const_t<_Up>>;
 
   template <class _Tp, class _Up>
   static _LIBCPP_HIDE_FROM_ABI constexpr _Up* __apply(_Up* __ptr) {