[LLVMdev] some errors with LLVMContext

[John Criswell]

On 9/22/14, 9:19 AM, Amir Ramezani wrote:
> hi all,
> i'm building a compiler with LLVM for my engine
> i've got this error:
> g++.exe -std=c++11 -w -D_LARGEFILE64_SOURCE=1 -DHAVE_W32API_H
> -D__WXMSW__ -DwxUSE_UNICODE -DwxUSE_UNICODE_MSLU
> -DCRYPTOPP_ENABLE_NAMESPACE_WEAK -DBOOST_THREAD_USE_LIB
> -DUNICODE -DSFML_STATIC -DINI_REAL=double -g -c
> F:\projects\cpp\AGK\src\compiler.cpp -o obj\Debug\src\compiler.o
> In file included from F:\projects\cpp\AGK\src\compiler.cpp:9:0:
> F:\projects\cpp\AGK\src\compiler.hpp:54:27: error: 'getGlobalContext'
> has not been declared
> llvm::IRBuilder<> builder(getGlobalContext());
> ^
> what should i do?

The error message appears to be providing the answer: since you didn't 
add a "using namespace llvm;" to your code, you need to change:

getGlobalContext()

to

llvm::getGlobalContext()

Regards,

John Criswell

> this is the header:
> /**
> *Audio Game Kit
> *copyright(se)2014 amir rezaa ramezani
> *this file is part of AGK
> *distributed under the boost software license, version 1.0
> *please see license.txt file in the main directory of the project
> ***/
>
> #ifndef AGK_COMPILER_H
> #define AGK_COMPILER_H
>
> #ifndef ANGELSCRIPT_H
> #include <angelscript.h>
> #endif
> #include <llvm/IR/Verifier.h>
> #include <llvm/IR/LLVMContext.h>
> #include <llvm/IR/Module.h>
> #include <llvm/IR/IRBuilder.h>
> #include <llvm/IR/AutoUpgrade.h>
> #include <llvm/IR/DerivedTypes.h>
> #include <llvm/IR/DIBuilder.h>
> #include <llvm/IR/Value.h>
> #include <llvm/PassManager.h>
> #include <llvm/ExecutionEngine/ExecutionEngine.h>
> #include <llvm/ExecutionEngine/JIT.h>
> #include <llvm/ExecutionEngine/MCJIT.h>
> #include <llvm/Bitcode/ReaderWriter.h>
> #include <llvm/Object/COFF.h>
> #include <llvm/Object/ELF.h>
> #include <llvm/Object/MachO.h>
> #include <llvm/Support/DynamicLibrary.h>
> #include <llvm-c/TargetMachine.h>
> #include <llvm-c/Object.h>
> #include <vector>
> #include <map>
> #include <memory>
> #include <stack>
>
> /*
> *this is a compiler class that can compile AngelScript scripts to
> executables using LLVM frontend
> */
> class compiler: public asIJITCompiler
> {
> public:
> compiler();
> ~compiler();
> int CompileFunction(asIScriptFunction *function, asJITFunction *output);
> void ReleaseJITFunction(asJITFunction func);
> void Save(const char* filename);
> private:
> asIScriptEngine *engine;
> asIScriptModule *module;
> asIScriptFunction *mainfunc;
> llvm::IRBuilder<> builder(getGlobalContext());
> llvm::Module *mod;
> llvm::ExecutionEngine *exec;
> };
>
> #endif
>
> please help
> thanks in advance
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