diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c622d9563..7de87004d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,8 +12,26 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - name: Ubuntu
-            platform: ubuntu-latest
+          - name: Ubuntu (GCC 13.3.0)
+            platform: ubuntu-24.04
+            CC: gcc
+            CXX: g++
+          - name: Ubuntu (GCC 11.4.0)
+            platform: ubuntu-22.04
+            CC: gcc
+            CXX: g++
+          - name: Ubuntu (GCC 9.4.0)
+            platform: ubuntu-20.04
+            CC: gcc
+            CXX: g++
+          - name: Ubuntu (clang 18.1.3)
+            platform: ubuntu-24.04
+            CC: clang
+            CXX: clang++
+          - name: Ubuntu (clang 14.0.0)
+            platform: ubuntu-22.04
+            CC: clang
+            CXX: clang++
           - name: Windows (x64)
             platform: windows-latest
           - name: Windows (arm64)
@@ -45,7 +63,7 @@ jobs:
         if: ${{ runner.os == 'Linux' }}
         run: |
           sudo apt update
-          sudo apt install zlib1g-dev libcurl4-openssl-dev libssl-dev libunwind-dev pkg-config
+          sudo apt install clang zlib1g-dev libcurl4-openssl-dev libssl-dev libunwind-dev pkg-config
 
       - name: Installing LLVM-MINGW Dependencies
         if: ${{ runner.os == 'Windows' && matrix.MINGW == '1' }}
@@ -58,6 +76,8 @@ jobs:
       - name: Build crashpad
         shell: bash
         run: |
+          [ "${{ matrix.CC }}" ] && export CC="${{ matrix.CC }}"
+          [ "${{ matrix.CXX }}" ] && export CXX="${{ matrix.CXX }}"
           echo "CMAKE_DEFINES=${CMAKE_DEFINES}"
           cmake -B cmake-build -D CRASHPAD_BUILD_TOOLS=On ${CMAKE_DEFINES}
           cmake --build cmake-build --parallel
@@ -65,6 +85,8 @@ jobs:
       - name: Build crashpad with client-side stack traces
         shell: bash
         run: |
+          [ "${{ matrix.CC }}" ] && export CC="${{ matrix.CC }}"
+          [ "${{ matrix.CXX }}" ] && export CXX="${{ matrix.CXX }}"
           echo "CMAKE_DEFINES=${CMAKE_DEFINES}"
           cmake -B cmake-build-stacks -D CRASHPAD_ENABLE_STACKTRACE=ON ${CMAKE_DEFINES}
           cmake --build cmake-build-stacks --parallel
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d3812e310..27c1fea11 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -128,6 +128,14 @@ elseif(MINGW)
     # FIXME: cmake 3.13 added target_link_options
     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -municode")
 endif()
+
+if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    target_compile_options(crashpad_interface INTERFACE
+        $<$<COMPILE_LANGUAGE:CXX>:-Wno-multichar>
+        $<$<COMPILE_LANGUAGE:CXX>:-Wno-attributes>
+    )
+endif()
+
 add_library(crashpad::interface ALIAS crashpad_interface)
 
 add_subdirectory(compat)
diff --git a/client/CMakeLists.txt b/client/CMakeLists.txt
index 1ed52149c..cf1d3a07c 100644
--- a/client/CMakeLists.txt
+++ b/client/CMakeLists.txt
@@ -109,12 +109,6 @@ if(IOS)
     )
 endif()
 
-if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-    target_compile_options(crashpad_client PRIVATE
-        "-Wno-multichar"
-    )
-endif()
-
 crashpad_install_target(crashpad_client)
 crashpad_install_dev(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/"
     DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/crashpad/client"
diff --git a/handler/CMakeLists.txt b/handler/CMakeLists.txt
index b7ba49ec2..2247e2a72 100644
--- a/handler/CMakeLists.txt
+++ b/handler/CMakeLists.txt
@@ -69,12 +69,6 @@ if(WIN32)
     endif()
 endif()
 
-if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-    target_compile_options(crashpad_handler_lib PRIVATE
-        "-Wno-multichar"
-    )
-endif()
-
 set_property(TARGET crashpad_handler_lib PROPERTY EXPORT_NAME handler)
 add_library(crashpad::handler_lib ALIAS crashpad_handler_lib)
 
@@ -89,6 +83,11 @@ if(NOT IOS)
         main.cc
     )
 
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        target_compile_options(crashpad_handler PRIVATE
+            $<$<COMPILE_LANGUAGE:CXX>:-Wno-ignored-attributes>
+        )
+    endif()
     if(LINUX)
         target_sources(crashpad_handler PRIVATE
             ../client/pthread_create_linux.cc
diff --git a/third_party/mini_chromium/mini_chromium b/third_party/mini_chromium/mini_chromium
index fa9b43827..01efb46a6 160000
--- a/third_party/mini_chromium/mini_chromium
+++ b/third_party/mini_chromium/mini_chromium
@@ -1 +1 @@
-Subproject commit fa9b43827dbb01ea100f5553a028af2faa1ab26b
+Subproject commit 01efb46a62137c79ce637acf8f0425a21adef2b5
diff --git a/tools/CMakeLists.txt b/tools/CMakeLists.txt
index 4dfd7b2f6..872d59289 100644
--- a/tools/CMakeLists.txt
+++ b/tools/CMakeLists.txt
@@ -31,6 +31,11 @@ if(CRASHPAD_BUILD_TOOLS)
             NOMINMAX
         )
     endif()
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        target_compile_options(dump_minidump_annotations PRIVATE
+            $<$<COMPILE_LANGUAGE:CXX>:-Wno-multichar>
+        )
+    endif()
     crashpad_install_target(dump_minidump_annotations)
 
     add_executable(crashpad_database_util
@@ -85,6 +90,11 @@ if(CRASHPAD_BUILD_TOOLS)
             NOMINMAX
         )
     endif()
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        target_compile_options(crashpad_generate_dump PRIVATE
+            $<$<COMPILE_LANGUAGE:CXX>:-Wno-multichar>
+        )
+    endif()
     crashpad_install_target(crashpad_generate_dump)
 
     if(APPLE)
diff --git a/util/CMakeLists.txt b/util/CMakeLists.txt
index 8b3787461..ef066fb9b 100644
--- a/util/CMakeLists.txt
+++ b/util/CMakeLists.txt
@@ -547,13 +547,6 @@ if(WIN32)
     endif()
 endif()
 
-if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
-    target_compile_options(crashpad_util PRIVATE
-        $<$<COMPILE_LANGUAGE:CXX>:-Wno-multichar>
-    )
-endif()
-
-
 set_property(TARGET crashpad_util PROPERTY EXPORT_NAME util)
 add_library(crashpad::util ALIAS crashpad_util)