[IL2CPP] Build Failure/Crash after Changing Scripting Backend to IL2CPP

I’m trying to comply with Google’s new 64-bit policy, but no matter what my build fails (sometimes crashes) at “building native binary with IL2CPP.”

I’ve already installed Android NDK, and done just about everything recommended in every thread with a similar error to mine. Nothing has worked. I’ve tried switching Unity versions including 2020.1.0a11.

error

Failed running /Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/build/il2cppcore/il2cppcore.dll --convert-to-cpp --emit-null-checks --enable-array-bounds-check --dotnetprofile=“unityaot” --compile-cpp --libil2cpp-static --platform=“Android” --architecture=“ARMv7” --configuration=“Release” --outputpath=“/Users/kayla/Messenger/Temp/StagingArea/assets/bin/Data/Native/armeabi-v7a/libil2cpp.so” --cachedirectory=“/Users/kayla/Messenger/Assets/…/Library/il2cpp_android_armeabi-v7a/il2cpp_cache” --additional-include-directories=“/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/bdwgc/include” --additional-include-directories=“/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/libil2cpp/include” --tool-chain-path=“/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK” --profiler-report --map-file-parser=“/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/Tools/MapFileParser/MapFileParser” --directory=“/Users/kayla/Messenger/Temp/StagingArea/assets/bin/Data/Managed” --generatedcppdir=“/Users/kayla/Messenger/Temp/StagingArea/Il2Cpp/il2cppOutput”

stdout:

Building libil2cpp.so with AndroidToolChain

Output directory: /Users/kayla/Messenger/Temp/StagingArea/assets/bin/Data/Native/armeabi-v7a

Cache directory: /Users/kayla/Messenger/Library/il2cpp_android_armeabi-v7a/il2cpp_cache

il2cpp.exe didn’t catch exception: Unity.IL2CPP.Building.BuilderFailedException:

Arguments: -DNET_4_0 -DUNITY_AOT -DIL2CPP_MONO_DEBUGGER_DISABLED -DGC_NOT_DLL -DRUNTIME_IL2CPP -DLINUX -DANDROID -DPLATFORM_ANDROID -D__linux__ -D__STDC_FORMAT_MACROS -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/bdwgc/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/libil2cpp/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/libil2cpp" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/libil2cpp" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/external/bdwgc/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/external/xxHash" -I"/Users/kayla/Messenger/Temp/StagingArea/Il2Cpp/il2cppOutput" -I"." -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/include/backward" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi-v7a/include" -c -g -DNDEBUG -fexceptions -fno-limit-debug-info -fdata-sections -ffunction-sections -Wa,–noexecstack -fno-rtti -fno-strict-aliasing -fvisibility=hidden -fvisibility-inlines-hidden -fno-strict-overflow -fPIC -Os --sysroot “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sysroot” -gcc-toolchain “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/darwin-x86_64” -target armv7-none-linux-androideabi -isystem “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sysroot/usr/include/arm-linux-androideabi” -D__ANDROID_API__=16 -march=armv7-a -mfloat-abi=softfp -mfpu=neon-fp16 -Wno-unused-value "/Users/kayla/Celebrity

Messenger/Temp/StagingArea/Il2Cpp/il2cppOutput/Il2CppTypeDefinitions.c" -o “/Users/kayla/Messenger/Library/il2cpp_android_armeabi-v7a/il2cpp_cache/E0774A35A1903EBC15C9C16F413FDBF9.o”

at Unity.IL2CPP.Building.CppProgramBuilder.BuildAllCppFiles(IEnumerable`1 sourceFilesToCompile, IBuildStatisticsCollector statisticsCollector)

at Unity.IL2CPP.Building.CppProgramBuilder.Build(IBuildStatistics& statistics)

at il2cpp.Program.DoRun(String[ ] args)

at il2cpp.Program.Run(String[ ] args)

at il2cpp.Program.Main(String[ ] args)

stderr:

Unhandled Exception: Unity.IL2CPP.Building.BuilderFailedException:

Invocation was: Executable: /Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/toolchains/llvm/prebuilt/darwin-x86_64/bin/clang

Arguments: -DNET_4_0 -DUNITY_AOT -DIL2CPP_MONO_DEBUGGER_DISABLED -DGC_NOT_DLL -DRUNTIME_IL2CPP -DLINUX -DANDROID -DPLATFORM_ANDROID -D__linux__ -D__STDC_FORMAT_MACROS -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/bdwgc/include"

-I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/Tools/libil2cpp/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/libil2cpp" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/libil2cpp" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/external/bdwgc/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/Unity.app/Contents/il2cpp/external/xxHash" -I"/Users/kayla/Messenger/Temp/StagingArea/Il2Cpp/il2cppOutput" -I"." -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/include" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/include/backward" -I"/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sources/cxx-stl/gnu-libstdc++/4.9/libs/armeabi-v7a/include" -c -g -DNDEBUG -fexceptions -fno-limit-debug-info -fdata-sections -ffunction-sections -Wa,–noexecstack -fno-rtti -fno-strict-aliasing -fvisibility=hidden -fvisibility-inlines-hidden -fno-strict-overflow -fPIC -Os --sysroot “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sysroot” -gcc-toolchain “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/darwin-x86_64” -target armv7-none-linux-androideabi -isystem “/Applications/Unity/Hub/Editor/2019.2.11f1/PlaybackEngines/AndroidPlayer/NDK/sysroot/usr/include/arm-linux-androideabi” -D__ANDROID_API__=16 -march=armv7-a -mfloat-abi=softfp -mfpu=neon-fp16 -Wno-unused-value “/Users/kayla/Messenger/Temp/StagingArea/Il2Cpp/il2cppOutput/Il2CppTypeDefinitions.c” -o “/Users/kayla/Messenger/Library/il2cpp_android_armeabi-v7a/il2cpp_cache/E0774A35A1903EBC15C9C16F413FDBF9.o”

at Unity.IL2CPP.Building.CppProgramBuilder.BuildAllCppFiles(IEnumerable`1 sourceFilesToCompile, IBuildStatisticsCollector statisticsCollector)

at Unity.IL2CPP.Building.CppProgramBuilder.Build(IBuildStatistics& statistics)

at il2cpp.Program.DoRun(String[ ] args)

at il2cpp.Program.Run(String[ ] args)

at il2cpp.Program.Main(String[ ] args)

at Program.Main(String[ ] args) in /Users/builduser/buildslave/unity/build/External/il2cpp/il2cpp/il2cppcore/Program.cs:line 24

UnityEngine.Debug:LogError(Object)

UnityEditorInternal.Runner:RunProgram(Program, String, String, String, CompilerOutputParserBase) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:126)

UnityEditorInternal.Runner:RunNetCoreProgram(String, String, String, CompilerOutputParserBase, Action`1) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/BuildUtils.cs:77)

UnityEditorInternal.IL2CPPBuilder:RunIl2CppWithArguments(List1, Action1, String) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:501)

UnityEditorInternal.IL2CPPBuilder:ConvertPlayerDlltoCpp(String, String, String, Boolean) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:484)

UnityEditorInternal.IL2CPPBuilder:Run() (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:334)

UnityEditorInternal.IL2CPPUtils:RunIl2Cpp(String, String, IIl2CppPlatformProvider, Action`1, RuntimeClassRegistry) (at /Users/builduser/buildslave/unity/build/Editor/Mono/BuildPipeline/Il2Cpp/IL2CPPUtils.cs:63)

UnityEngine.GUIUtility:processEvent(Int32, IntPtr) (at /Users/builduser/buildslave/unity/build/Modules/IMGUI/GUIUtility.cs:179)


Hey there @kittymewmew , definitely file a bug report on this - you can find the process on how to do so here: Unity QA: Building quality with passion