[LLVMdev] Why llvm-pass don't work when applied on itself(passfile)

John Criswell
Sun, 15 Jun 2014 16:57:20 -0000

On 6/14/14, 6:02 AM, Prashanth Sharma wrote:
> Hi,
> I applied some pass i.e.  Hello pass on Hello.cpp(the pass file).It
> doesnot work as using command clang -emit-llvm -c Hello.c(Hell.cpp)
> does not create any .bc file .Can any body have some suggestion ?

Is the problem that you can't create a bitcode file or that you can't
get clang to run your pass?

Assuming you can't generate a bitcode file, clang -emit-llvm -c
<file.c>
should create a file ending with .o that is an LLVM bitcode file.  It
will not have a .bc suffix.

Regards,

John Criswell


>
> --
> Thanks
> Prashant Sharma
>
>
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