[llvm-dev] [Kaleidoscope] symbol(s) not found during compiling

[mayuyu.io via llvm-dev]

You’ll need to link LLVM libraries.
I suggest you set up your project as a subproject under LLVM source tree and use CMake configs to properly (and easily!) link LLVM Libraries

Zhang

> 在 2018年6月1日，21:31，Xing GUO via llvm-dev <llvm-dev at lists.llvm.org> 写道：
> 
> Hi,
> 
> I am very excited to take the awesome tutorial of implementing *Kaleidoscope*. But I got stuck here...
> 
> I have done the AST parsing, however, when I introduce these 'llvm/IR/*' headers, I got a compiling error... But if I delete these headers it runs well ...
> 
> """headers
> #include "llvm/IR/BasicBlock.h"
> #include "llvm/IR/Constants.h"
> #include "llvm/IR/DerivedTypes.h"
> #include "llvm/IR/Function.h"
> #include "llvm/IR/IRBuilder.h"
> #include "llvm/IR/LLVMContext.h"
> #include "llvm/IR/Module.h"
> #include "llvm/IR/Type.h"
> #include "llvm/IR/Verifier.h"
> """
> 
> """error
> $ g++ -I/usr/local/opt/llvm/include -L/usr/local/opt/llvm/lib -std=c++11 k-lang.cc
> Undefined symbols for architecture x86_64:
>   "llvm::DisableABIBreakingChecks", referenced from:
>       llvm::VerifyDisableABIBreakingChecks in k-lang-14fa17.o
> ld: symbol(s) not found for architecture x86_64
> clang: error: linker command failed with exit code 1 (use -v to see invocation)
> """
> 
> My OS is MacOS High Sierra v10.13.3
> 
> Source Codes could be viewed on: [GitHub](https://github.com/Higuoxing/llvm-playground)
> 
> I am still trying to google it ... and it would be great if someone could help me...
> 
> Again, thanks for awesome LLVM and this awesome tutorial :D
> 
> Best Regards,
> Xing
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> llvm-dev at lists.llvm.org
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