From cbd9dcd884dcf095590b5b15d518d22ec483878b Mon Sep 17 00:00:00 2001
From: Nana Sakisaka <1901813+saki7@users.noreply.github.com>
Date: Sun, 16 Aug 2026 03:31:05 +0900
Subject: [PATCH 1/4] Update iris

---
 modules/iris | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/iris b/modules/iris
index 016870690..6b4ed54e6 160000
--- a/modules/iris
+++ b/modules/iris
@@ -1 +1 @@
-Subproject commit 0168706900e7bcc3f4d7d772a31fd660244720ce
+Subproject commit 6b4ed54e6872e9915dc2579c84a48663f21e663f

From 66208774e4ae9af0908176944c85050330eabbad Mon Sep 17 00:00:00 2001
From: Nana Sakisaka <1901813+saki7@users.noreply.github.com>
Date: Mon, 17 Aug 2026 11:16:32 +0900
Subject: [PATCH 2/4] Update iris

---
 modules/iris | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/iris b/modules/iris
index 6b4ed54e6..5101c75c7 160000
--- a/modules/iris
+++ b/modules/iris
@@ -1 +1 @@
-Subproject commit 6b4ed54e6872e9915dc2579c84a48663f21e663f
+Subproject commit 5101c75c74dbddaa3599606fa74e476f3319beb1

From 08d4f4e705f3429b992df5e0f31f09813c02a30b Mon Sep 17 00:00:00 2001
From: Nana Sakisaka <1901813+saki7@users.noreply.github.com>
Date: Wed, 19 Aug 2026 00:47:14 +0900
Subject: [PATCH 3/4] Update iris

---
 modules/iris | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/iris b/modules/iris
index 5101c75c7..ce52ee9b7 160000
--- a/modules/iris
+++ b/modules/iris
@@ -1 +1 @@
-Subproject commit 5101c75c74dbddaa3599606fa74e476f3319beb1
+Subproject commit ce52ee9b7969458db0cef211d735fa55b8590350

From fb759de2ea49509aeede0972d8eec0d935ade1ad Mon Sep 17 00:00:00 2001
From: Nana Sakisaka <1901813+saki7@users.noreply.github.com>
Date: Wed, 19 Aug 2026 00:47:18 +0900
Subject: [PATCH 4/4] Remove precompiled headers

---
 test/x4/CMakeLists.txt |  6 ------
 test/x4/pch.cpp        |  0
 test/x4/pch.hpp        | 25 -------------------------
 3 files changed, 31 deletions(-)
 delete mode 100644 test/x4/pch.cpp
 delete mode 100644 test/x4/pch.hpp

diff --git a/test/x4/CMakeLists.txt b/test/x4/CMakeLists.txt
index 1fbf60563..0301d9447 100644
--- a/test/x4/CMakeLists.txt
+++ b/test/x4/CMakeLists.txt
@@ -4,11 +4,6 @@
 # Distributed under the Boost Software License, Version 1.0.
 # https://www.boost.org/LICENSE_1_0.txt
 
-add_library(x4_test_pch OBJECT pch.cpp)
-set_target_properties(x4_test_pch PROPERTIES CXX_EXTENSIONS OFF)
-target_link_libraries(x4_test_pch PRIVATE Iris::X4 iris_cxx_test)
-target_precompile_headers(x4_test_pch PUBLIC pch.hpp)
-
 function(x4_define_test_headers test_name)
     iris_define_test_headers(x4_${test_name} PRIVATE FILE_SET HEADERS FILES ${ARGN})
 endfunction()
@@ -16,7 +11,6 @@ endfunction()
 function(x4_define_test test_name)
     iris_define_test(x4_${test_name} ${ARGN})
     iris_define_test_headers(x4_${test_name} iris_x4_test.hpp)
-    target_precompile_headers(x4_${test_name}_test REUSE_FROM x4_test_pch)
     target_link_libraries(x4_${test_name}_test PRIVATE Iris::X4)
     set_target_properties(x4_${test_name}_test PROPERTIES FOLDER "test/x4")
 
diff --git a/test/x4/pch.cpp b/test/x4/pch.cpp
deleted file mode 100644
index e69de29bb..000000000
diff --git a/test/x4/pch.hpp b/test/x4/pch.hpp
deleted file mode 100644
index 15e146ccd..000000000
--- a/test/x4/pch.hpp
+++ /dev/null
@@ -1,25 +0,0 @@
-#ifndef IRIS_ZZ_X4_TEST_PCH_HPP
-#define IRIS_ZZ_X4_TEST_PCH_HPP
-
-#include <iris/alloy/tuple.hpp>
-#include <iris/alloy/adapt.hpp>
-
-#include <iris/rvariant.hpp>
-#include <iris/rvariant/rvariant_io.hpp>
-
-#include <iris/x4/char_encoding/unicode.hpp>
-
-#include <algorithm>
-#include <concepts>
-#include <iostream>
-#include <iterator>
-#include <memory>
-#include <optional>
-#include <ranges>
-#include <string>
-#include <string_view>
-#include <type_traits>
-#include <utility>
-#include <vector>
-
-#endif