From 36de660d9f56cf66f8992b93c73b42c789505a40 Mon Sep 17 00:00:00 2001
From: Eisenwave <me@eisenwave.net>
Date: Fri, 14 Nov 2025 19:31:46 +0100
Subject: [PATCH] P3922R1 Missing deduction guide from simd::mask to simd::vec

---
 source/numerics.tex | 19 +++++++++++++++++++
 source/support.tex  |  2 +-
 2 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/source/numerics.tex b/source/numerics.tex
index 785fc3b47c..8cf83e1645 100644
--- a/source/numerics.tex
+++ b/source/numerics.tex
@@ -17574,6 +17574,9 @@
 
   template<class R, class... Ts>
     basic_vec(R&& r, Ts...) -> @\seebelow@;
+
+  template<size_t Bytes, class Abi>
+    basic_vec(basic_mask<Bytes, Abi>) -> @\seebelow@;
 }
 \end{codeblock}
 
@@ -17796,6 +17799,22 @@
 \end{codeblock}
 \end{itemdescr}
 
+\begin{itemdecl}
+template<size_t Bytes, class Abi>
+  basic_vec(basic_mask<Bytes, Abi> k) -> @\seebelow@;
+\end{itemdecl}
+
+\begin{itemdescr}
+\pnum
+\constraints
+\tcode{basic_mask<Bytes, Abi>} is an enabled specialization of \tcode{basic_mask} and
+\tcode{decltype(+k)} is a valid type.
+
+\pnum
+\remarks
+The deduced type is equivalent to \tcode{decltype(+k)}.
+\end{itemdescr}
+
 \indexlibraryctor{basic_vec}
 \begin{itemdecl}
 constexpr basic_vec(const @\exposid{real-type}@& reals, const @\exposid{real-type}@& imags = {}) noexcept;
diff --git a/source/support.tex b/source/support.tex
index d3bc607c20..60e57ba2fd 100644
--- a/source/support.tex
+++ b/source/support.tex
@@ -830,7 +830,7 @@
 #define @\defnlibxname{cpp_lib_shared_ptr_weak_type}@              201606L // also in \libheader{memory}
 #define @\defnlibxname{cpp_lib_shared_timed_mutex}@                201402L // also in \libheader{shared_mutex}
 #define @\defnlibxname{cpp_lib_shift}@                             202202L // also in \libheader{algorithm}
-#define @\defnlibxname{cpp_lib_simd}@                              202506L // also in \libheader{simd}
+#define @\defnlibxname{cpp_lib_simd}@                              202511L // also in \libheader{simd}
 #define @\defnlibxname{cpp_lib_simd_complex}@                      202502L // also in \libheader{simd}
 #define @\defnlibxname{cpp_lib_simd_permutations}@                 202506L // also in \libheader{simd}
 #define @\defnlibxname{cpp_lib_smart_ptr_for_overwrite}@           202002L // also in \libheader{memory}