From 61d1ca8d1bf7cccbe8c182daa62e2ec554e90eb0 Mon Sep 17 00:00:00 2001
From: Jeff Bezanson <jeff.bezanson@gmail.com>
Date: Wed, 14 Jul 2021 15:48:03 -0400
Subject: [PATCH] increase specialization of `_totuple` (#41515)

Helps #41512

(cherry picked from commit 468b1571b3676528feb1e44fd497b3bb9b55ef42)
---
 base/tuple.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/base/tuple.jl b/base/tuple.jl
index dc777e7497598..421ada47c0c36 100644
--- a/base/tuple.jl
+++ b/base/tuple.jl
@@ -323,7 +323,7 @@ function _totuple_err(@nospecialize T)
     throw(ArgumentError("too few elements for tuple type $T"))
 end
 
-function _totuple(T, itr, s...)
+function _totuple(::Type{T}, itr, s::Vararg{Any,N}) where {T,N}
     @_inline_meta
     y = iterate(itr, s...)
     y === nothing && _totuple_err(T)