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iosswiftunity-game-enginevuforia

get 'Undefined symbols for architecture armv7' error when integrate unity3d with vuforia into ios app

I make all the step reference this github repo. although i can solve some issue and error by myself, I finally get the error make me helpless. if someone have experience with integrate unity3D with vuforia into a ios swift app?

i will list the error I got

  • lots of use of undeclared identifier 'UIApplication' and failed to import bridging header '/Users/funkyLover/Desktop/ios-working-on/integrate/ios-unity/UnityBridge.h'

solution: import <Foundation/Foundation.h> and <UIKit/UIKit.h> in UnityBridge.h

  • ld: library not found for -lVuforia

solution: add $(UNITY_IOS_EXPORT_PATH)/Libraries/Plugins/iOS to Library Search Paths

and i final get the error

Undefined symbols for architecture armv7:
  "il2cpp::icalls::mscorlib::System::Char::GetDataTablePointers(unsigned char const**, unsigned char const**, double const**, unsigned short const**, unsigned short const**, unsigned short const**, unsigned short const**)", referenced from:
      _Char_GetDataTablePointers_m2324968695 in Bulk_mscorlib_1.o
ld: symbol(s) not found for architecture armv7
clang: error: linker command failed with exit code 1 (use -v to see invocation)

i have no idea about that error, please help

reference issue

Solution

  • there is the same issue in unity3d forum and find the solution

    c++ Language Dialect Option : Compiler Default -> C++ 11

    it perfectly solve my problem in unity3d 5.4.0f3

    btw, this issue seem cause by unity version, not the vuforia