From bb4145c446bdb771fe8c2ddd4a06c8834a065c46 Mon Sep 17 00:00:00 2001
From: Oscar Dowson <odow@users.noreply.github.com>
Date: Tue, 10 Sep 2024 10:01:32 +1200
Subject: [PATCH] Fix incorrect type asssertion in real_operate (#704)

---
 src/real_operate.jl    | 2 +-
 test/test_utilities.jl | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/real_operate.jl b/src/real_operate.jl
index 91c5bd21d..7a0ab3a43 100644
--- a/src/real_operate.jl
+++ b/src/real_operate.jl
@@ -220,7 +220,7 @@ function real_operate(
     args::AllAllowedReal{T}...,
 ) where {T<:Real}
     all_args = (arg1, arg2, arg3, args...)
-    return foldl((a, b) -> real_operate(vcat, T, a, b), all_args)::SparseTape{T}
+    return foldl((a, b) -> real_operate(vcat, T, a, b), all_args)
 end
 
 function real_operate(
diff --git a/test/test_utilities.jl b/test/test_utilities.jl
index 90eae3add..a9b4e12ea 100644
--- a/test/test_utilities.jl
+++ b/test/test_utilities.jl
@@ -1428,6 +1428,13 @@ function test_not_dcp_warn()
     return
 end
 
+function test_real_operate_vector()
+    x = BigFloat[0]
+    y = Convex.real_operate(vcat, BigFloat, x, x, x, x, x)
+    @test y == BigFloat[0, 0, 0, 0, 0]
+    return
+end
+
 end  # TestUtilities
 
 TestUtilities.runtests()