From 769bb066104edd0917a19f7070d0b25a77b31de6 Mon Sep 17 00:00:00 2001
From: Michael Schellenberger Costa <mschellenbergercosta@googlemail.com>
Date: Fri, 2 Oct 2020 12:24:40 +0200
Subject: [PATCH] No constexpr for you sir!

---
 tests/std/tests/P0896R4_views_istream/test.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/std/tests/P0896R4_views_istream/test.cpp b/tests/std/tests/P0896R4_views_istream/test.cpp
index a8f09acf3e..ccc9ae46de 100644
--- a/tests/std/tests/P0896R4_views_istream/test.cpp
+++ b/tests/std/tests/P0896R4_views_istream/test.cpp
@@ -29,7 +29,7 @@ struct streamable {
 };
 
 template <class T>
-constexpr bool test_one_type() {
+bool test_one_type() {
     using ranges::basic_istream_view;
 
     // validate type properties