[llvm-dev] Error: ‘class llvm::PassManager<llvm::Module>’ has no member named ‘add’

[Philip Pfaffe via llvm-dev]

Hi Ratnesh,

the PassManager used in that example has moved into the legacy namespace:
http://llvm.org/doxygen/classllvm_1_1legacy_1_1PassManager.html

Cheers,
Philip

On Mon, Aug 13, 2018 at 8:49 PM Ratnesh Tiwari via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> Hi, I am begineer to llvm, implementing a main.cpp from
> https://github.com/davidar/lljvm/blob/master/backend/main.cpp
>
> A) : When I am declaring a command:
> *       PassManager PM*
> *       PM.add(new DataLayout td)*
>
> It shows error:
> >
> *error: missing template arguments before ‘PM’*
> *  PassManager PM;*
>               ^
> >*main_test.cpp:48:2: error: ‘PM’ was not declared in this scope*
> *  PM.add(new DataLayout(td));*
>
> Keeping in mind the above error, I changed the code as:
> *PassManager<Module> PM*
> *PM.add(new DataLayout td)*
>
> I dont know, whether the above change is the correct one or not. But the
> error is changed to:
>
> >*error: ‘class llvm::PassManager<llvm::Module>’ has no member named
> ‘add’*
> *  PM.add(new DataLayout(td));*
>
> Here is mine source code:
> -----------------------------------------------
> #include "backened.h"
> #include <iostream>
> #include "llvm/Bitcode/BitcodeReader.h"
> #include "llvm/IR/Function.h"
> #include "llvm/IR/LLVMContext.h"
> #include "llvm/IR/Module.h"
> #include "llvm/Support/CommandLine.h"
> #include "llvm/Support/ErrorOr.h"
> #include "llvm/Support/MemoryBuffer.h"
> #include "llvm/Support/raw_ostream.h"
> #include "llvm/IR/PassManager.h"
> #include "llvm/CodeGen/Passes.h"
> #include "llvm/IR/DataLayout.h"
> #include <llvm/Transforms/Scalar.h>
> #include "llvm/IR/LegacyPassManager.h"
>
> using namespace llvm;
> using namespace std;
>
> static cl::opt<string> input(cl::Positional, cl::desc("Bitcode
> File.."),cl::Required);
> static cl::opt<string> classname("classname",cl::desc("Binary name of the
> generated class..."));
>
> int main(int argc, char** argv)
> {
>         cl::ParseCommandLineOptions(argc, argv, "Hi..");
>         LLVMContext context;
>
>
>         ErrorOr<unique_ptr<MemoryBuffer>>  mb =
> MemoryBuffer::getFile(input);
>         if(error_code ec = mb.getError())
>         {
>                 errs() << ec.message();
>                 return 1;
>         }
>
>         Expected<unique_ptr<Module>> m =
> parseBitcodeFile(mb->get()->getMemBufferRef(),context);
>         if(error_code ec= errorToErrorCode(m.takeError()) )
>         {
>         PassManager<Module> PM;
>         DataLayout td("e-p:32:32:32"
>                  "-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64"
>                  "-f32:32:32-f64:64:64");
>         PM.add(new DataLayout(td));
>         return 0;
> }
> ------------------------------------------
>
> B) Also suggest me , whether I am implemented a correct way "*DataLayout
> td ("e-p:32:32:32......")" *and "*new DataLayout td"  *in the place of
> TargetData.h as I found that TargeyData.h is not found in  newer version of
> llvm. Thank you.
> _______________________________________________
> LLVM Developers mailing list
> llvm-dev at lists.llvm.org
> http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-dev
>
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