diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 5cc2fded3e1f1..8d9a0dd818eb1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -55,6 +55,9 @@ jobs:
 
       - name: Build
         run: |
+          # Ignore unsupported linker option.
+          sed -i "/-Wl,--undefined-version/d" src/build/config/compiler/BUILD.gn
+
           src/flutter/tools/gn \
             --target-os linux \
             --linux-cpu ${{ matrix.arch }} \
@@ -129,6 +132,7 @@ jobs:
 
       - name: Run gclient sync
         working-directory: C:\workspace\engine
+        shell: powershell
         run: |
           gclient config --name=src\flutter --unmanaged https://github.com/flutter-tizen/engine
           gclient setdep --var=download_dart_sdk=False --deps-file=src/flutter/DEPS
diff --git a/common/config.gni b/common/config.gni
index 142701b8542ff..0ba498b98961c 100644
--- a/common/config.gni
+++ b/common/config.gni
@@ -125,6 +125,4 @@ if (flutter_prebuilt_dart_sdk) {
 # TODO: We can't build the engine artifacts for arm (32-bit) right now;
 # see https://github.com/flutter/flutter/issues/74322
 build_engine_artifacts =
-    flutter_build_engine_artifacts &&
-    (current_toolchain == host_toolchain ||
-     (is_linux && !is_chromeos && current_cpu != "arm") || is_mac || is_win)
+    flutter_build_engine_artifacts && current_toolchain == host_toolchain
diff --git a/display_list/testing/BUILD.gn b/display_list/testing/BUILD.gn
index e1965e8c4ad8f..b4300727b93a5 100644
--- a/display_list/testing/BUILD.gn
+++ b/display_list/testing/BUILD.gn
@@ -29,7 +29,8 @@ surface_provider_include_software = !is_android && !is_ios
 # But, since benchmarks do not run on Windows and rendertests only
 # runs on SW by default, this restriction currently only limits the
 # ability to manually cross-check OpenGL on Windows for rendertests
-surface_provider_include_gl = !is_fuchsia && !is_ios && !is_win && !is_mac
+surface_provider_include_gl =
+    !is_fuchsia && !is_ios && !is_win && !is_mac && !is_linux
 
 # TODO (https://github.com/flutter/flutter/issues/107357):
 # impeller_enable_vulkan currently requires skia to not use VMA, which in turn
diff --git a/impeller/geometry/half.h b/impeller/geometry/half.h
index ed81e16a110f4..3b574c1597e20 100644
--- a/impeller/geometry/half.h
+++ b/impeller/geometry/half.h
@@ -16,7 +16,7 @@
 #ifdef FML_OS_WIN
 using InternalHalf = uint16_t;
 #else
-using InternalHalf = _Float16;
+using InternalHalf = uint16_t;
 #endif
 
 namespace impeller {
diff --git a/shell/config.gni b/shell/config.gni
index 3f498d2c044f7..9ad466439ee2e 100644
--- a/shell/config.gni
+++ b/shell/config.gni
@@ -17,6 +17,6 @@ declare_args() {
   test_enable_metal = shell_enable_metal
 
   # The Vulkan unittests are combined with the GL unittests.
-  test_enable_vulkan = is_fuchsia || shell_enable_gl
+  test_enable_vulkan = is_fuchsia
   test_enable_software = shell_enable_software
 }