[LLVMdev] Getting Kaleidoscope to compile

[Oleg Knut]

Probably you missed to install llvm-dev package with headers for llvm.

2010/1/4 Russell Wallace <russell.wallace at gmail.com>

> Hi all,
>
> I've started work on a new programming language for which I am
> considering using LLVM as the backend,  and trying to experiment with
> it using the Kaleidoscope demo compiler.
>
> Taking the full source listing from
> http://llvm.org/docs/tutorial/LangImpl3.html#code and trying to
> compile it with the provided instructions gives me the following
> errors:
>
> a at a-desktop:~$ g++ -g -O3 toy.cpp `llvm-config --cppflags --ldflags
> --libs core` -o toy
> toy.cpp:5:30: error: llvm/LLVMContext.h: No such file or directory
> toy.cpp:352: error: ‘getGlobalContext’ was not declared in this scope
> toy.cpp: In member function ‘virtual llvm::Value*
> NumberExprAST::Codegen()’:
> toy.cpp:358: error: ‘getGlobalContext’ was not declared in this scope
> toy.cpp: In member function ‘virtual llvm::Value*
> BinaryExprAST::Codegen()’:
> toy.cpp:379: error: ‘getDoubleTy’ is not a member of ‘llvm::Type’
> toy.cpp:379: error: ‘getGlobalContext’ was not declared in this scope
> toy.cpp: In member function ‘llvm::Function* PrototypeAST::Codegen()’:
> toy.cpp:407: error: ‘getDoubleTy’ is not a member of ‘llvm::Type’
> toy.cpp:407: error: ‘getGlobalContext’ was not declared in this scope
> toy.cpp:408: error: ‘getDoubleTy’ is not a member of ‘llvm::Type’
> toy.cpp: In member function ‘llvm::Function* FunctionAST::Codegen()’:
> toy.cpp:454: error: ‘getGlobalContext’ was not declared in this scope
> toy.cpp: In function ‘int main()’:
> toy.cpp:543: error: ‘LLVMContext’ was not declared in this scope
> toy.cpp:543: error: ‘Context’ was not declared in this scope
> toy.cpp:543: error: ‘getGlobalContext’ was not declared in this scope
>
> Am I doing something wrong?
>
> Operating system: Ubuntu 9.04
> LLVM was obtained with: apt-get install llvm
>
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