GitHub Actions/Emscripten: strip debug information to fix the toolchain crash

Author: TheMostDiligent

.github/workflows/build-emscripten.yml

@@ -17,12 +17,15 @@ jobs:
         include:
           - os:        "windows-latest"
             host_name: "Win10"
+            cmake_args: "-DDILIGENT_BUILD_CORE_TESTS=ON -DDILIGENT_EMSCRIPTEN_STRIP_DEBUG_INFO=ON"
 
           - os:        "ubuntu-20.04"
             host_name: "Linux"
+            cmake_args: "-DDILIGENT_BUILD_CORE_TESTS=ON -DDILIGENT_EMSCRIPTEN_STRIP_DEBUG_INFO=ON"
 
           - os:        "macos-14"
             host_name: "MacOS"
+            cmake_args: "-DDILIGENT_BUILD_CORE_TESTS=ON -DDILIGENT_BUILD_CORE_INCLUDE_TEST=ON"
 
     runs-on: ${{ matrix.os }}
     name: ${{ matrix.host_name }} -> Emscripten, ${{ matrix.build_type }}
@@ -44,7 +47,7 @@ jobs:
       uses: DiligentGraphics/github-action/configure-cmake@v1
       with:
         build-type: ${{ matrix.build_type }}
-        cmake-args: "-DDILIGENT_BUILD_CORE_INCLUDE_TEST=ON -DDILIGENT_BUILD_CORE_TESTS=ON"
+        cmake-args: ${{ matrix.cmake_args }}
 
     - name: Build
       if:   success()

BuildTools/CMake/BuildUtils.cmake

@@ -210,6 +210,13 @@ function(set_common_target_properties TARGET)
         endif()
     endif() # if(MSVC)
 
+    if (PLATFORM_EMSCRIPTEN)
+        if((${CMAKE_BUILD_TYPE} STREQUAL "Debug") AND (TARGET_TYPE STREQUAL EXECUTABLE) AND DILIGENT_EMSCRIPTEN_STRIP_DEBUG_INFO)
+            # Strip debug info from WebAssembly binary. Without this option, the toolchain crashes on CI.
+            target_link_options(${TARGET} PRIVATE "SHELL: -gseparate-dwarf -g0")
+        endif()
+    endif()
+
     if(COMMAND custom_post_configure_target)
         custom_post_configure_target(${TARGET})
     endif()

CMakeLists.txt

@@ -306,6 +306,9 @@ else()
 endif()
 option(DILIGENT_NO_ARCHIVER          "Do not build archiver" OFF)
 
+option(DILIGENT_EMSCRIPTEN_STRIP_DEBUG_INFO "Strip debug information from Emscripten binaries" OFF)
+
+
 if(${DILIGENT_NO_DIRECT3D11})
     set(D3D11_SUPPORTED FALSE CACHE INTERNAL "D3D11 backend is forcibly disabled")
 endif()