From b7aff8414a031908be2c3bb11217e7648e83429b Mon Sep 17 00:00:00 2001
From: Edward Nolan <eddiejnolan@gmail.com>
Date: Fri, 24 Oct 2025 21:23:52 -0400
Subject: [PATCH] Restore Windows support

---
 .github/workflows/ci_tests.yml | 17 ++++++++++++++++-
 README.md                      |  1 +
 examples/readme_examples.cpp   |  2 ++
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index daacda76..ad3cecc5 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -22,7 +22,9 @@ jobs:
       matrix_config: >
         [
           {"preset": "gcc-debug", "image": "ghcr.io/bemanproject/infra-containers-gcc:latest"},
-          {"preset": "gcc-release", "image": "ghcr.io/bemanproject/infra-containers-gcc:latest"}
+          {"preset": "gcc-release", "image": "ghcr.io/bemanproject/infra-containers-gcc:latest"},
+          {"preset": "msvc-debug", "runner": "windows-latest"},
+          {"preset": "msvc-release", "runner": "windows-latest"}
         ]
 
   build-and-test:
@@ -84,6 +86,19 @@ jobs:
                 }
               ]
             }
+          ],
+          "msvc": [
+            { "versions": ["latest"],
+              "tests": [
+                { "cxxversions": ["c++23"],
+                  "tests": [
+                    { "stdlibs": ["stl"],
+                      "tests": ["Debug.Default", "Release.Default", "Release.MaxSan"]
+                    }
+                  ]
+                }
+              ]
+            }
           ]
         }
 
diff --git a/README.md b/README.md
index f62c2618..dd640a0b 100644
--- a/README.md
+++ b/README.md
@@ -133,6 +133,7 @@ This project officially supports:
 - Clang 19/libc++
 - Clang 20/libc++
 - Clang 21/libc++
+- MSVC 19.41
 
 Note: Building with Clang and libstdc++ is not currently supported due to various bugs.
 
diff --git a/examples/readme_examples.cpp b/examples/readme_examples.cpp
index 161f0009..0d85a56d 100644
--- a/examples/readme_examples.cpp
+++ b/examples/readme_examples.cpp
@@ -182,11 +182,13 @@ static_assert(take_five_c("Dave") == "Dave"sv); // passes
 static_assert(take_five_c("Brubeck") == "Brube"sv); // passes
 #endif
 
+#ifndef _MSC_VER
 static_assert((u8"\xf0\x9f\x99\x82" | to_utf32 | std::ranges::to<std::u32string>()) == U"\x0001F642");
 static_assert((u8"\xf0\x9f\x99\x82" | std::views::take(3) | to_utf32 | std::ranges::to<std::u32string>()) == U"�");
 static_assert(
   *(u8"\xf0\x9f\x99\x82" | std::views::take(3) | to_utf32_or_error).begin() ==
   std::unexpected{utf_transcoding_error::truncated_utf8_sequence});
+#endif
 
 bool readme_examples() {
   using namespace std::string_view_literals;