Xcode compilation error

In some cases, compilation errors may occur, such as the Xcode 12 simulator will have a Validate Workspace compilation error, and the new M series computer needs to add arm64 in Any iOS Simulator SDK.

Xcode compilation error-Validate

Building for iOS, but the linked and embedded framework 'GMObjC.framework' was built for iOS + iOS Simulator.

Reason:

Due to the Validate Workspace setting of Xcode 12.

Solution:

Select the project path Build Settings - Build Options - Validate Workspace and change it to YES/NO. No matter what value you change it to, you only need to change it once.

Xcode compile error - arm64

building for iOS Simulator, but linking in object file built for iOS, for architecture arm64

Reason:

Apple's new M-series computer chip architecture is arm64, and an error may occur when running a virtual machine on an M-series computer.

Solution:

Select the project path Build Settings - Architectures - Excluded Architecture and select Any iOS Simulator SDK to add arm64. Refer to stackoverflow solution.