I have a similar problem when embeding V8 6.8 to android. An error is
reported while linking libv8_nosnapshot.a, briefly
*../../src/isolate.cc:0: error: undefined reference to 'vtable for
v8::internal::SetupIsolateDelegate'*
Can anyone help, please.
在 2018年4月13日星期五 UTC+8下午6:37:57，Coulson Chen写道：
>
> I build v8 static libraries for android successfully(using V8 6.5), and
> then embed it in andoid app(using the hello-world.cc demo from official
> wiki. Android studio 3.1,Cmake),but error like the follow takes place
> while building the APK
> Build command failed.
> Error while executing process
> /usr/local/v8/v8/third_party/android_tools/sdk/cmake/3.6.4111459/bin/cmake
> with arguments {--build
> /mnt/share/V8Wrapper/app/.externalNativeBuild/cmake/debug/armeabi-v7a
> --target native-lib}
> [1/2] Building CXX object
> CMakeFiles/native-lib.dir/src/main/cpp/native-lib.cpp.o
> [2/2] Linking CXX shared library
> ../../../../build/intermediates/cmake/debug/obj/armeabi-v7a/libnative-lib.so
> FAILED: : &&
> /usr/local/v8/v8/third_party/android_ndk/toolchains/llvm/prebuilt/linux-x86_64/bin/clang++
>
> --target=armv7-none-linux-androideabi
> --gcc-toolchain=/usr/local/v8/v8/third_party/android_ndk/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64
>
> --sysroot=/usr/local/v8/v8/third_party/android_ndk/sysroot -fPIC -isystem
> /usr/local/v8/v8/third_party/android_ndk/sysroot/usr/include/arm-linux-androideabi
>
> -D__ANDROID_API__=16 -g -DANDROID -ffunction-sections -funwind-tables
> -fstack-protector-strong -no-canonical-prefixes -march=armv7-a
> -mfloat-abi=softfp -mfpu=vfpv3-d16 -fno-integrated-as -mthumb
> -Wa,--noexecstack -Wformat -Werror=format-security -std=c++11 -std=c++11
> -frtti -fexceptions -O0 -fno-limit-debug-info -Wl,--exclude-libs,libgcc.a
> -Wl,--exclude-libs,libatomic.a --sysroot
> /usr/local/v8/v8/third_party/android_ndk/platforms/android-16/arch-arm
> -Wl,--build-id -Wl,--warn-shared-textrel -Wl,--fatal-warnings
> -Wl,--fix-cortex-a8 -Wl,--exclude-libs,libunwind.a
> -L/usr/local/v8/v8/third_party/android_ndk/sources/cxx-stl/llvm-libc++/libs/armeabi-v7a
>
> -Wl,--no-undefined -Wl,-z,noexecstack -Qunused-arguments -Wl,-z,relro
> -Wl,-z,now -shared -Wl,-soname,libnative-lib.so -o
> ../../../../build/intermediates/cmake/debug/obj/armeabi-v7a/libnative-lib.so
> CMakeFiles/native-lib.dir/src/main/cpp/native-lib.cpp.o
> /usr/local/v8/v8/third_party/android_ndk/platforms/android-16/arch-arm/usr/lib/liblog.so
>
> -landroid ../../../../src/main/cpp/armeabi-v7a/libv8_base.a
> ../../../../src/main/cpp/armeabi-v7a/libv8_nosnapshot.a -latomic -lm
> "/usr/local/v8/v8/third_party/android_ndk/sources/cxx-stl/llvm-libc++/libs/armeabi-v7a/libc++.a"
>
> && :
> ../../src/isolate.cc:0: error: undefined reference to 'vtable for
> v8::internal::SetupIsolateDelegate'
> /usr/local/v8/v8/third_party/android_ndk/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin/ld:
>
> the vtable symbol may be undefined because the class is missing its key
> function
> clang++: error: linker command failed with exit code 1 (use -v to see
> invocation)
> ninja: build stopped: subcommand failed.
>
> the key point is " 'vtable for v8::internal::SetupIsolateDelegate'",is
> the libv8_base.a not correct?
>
> Any help is appreciated!
>
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