[llvm-dev] raw_pwrite_stream on a non-fixed-size buffer?

[Frank Winter via llvm-dev]

Thanks! It works.
Frank

On 05/04/2016 10:58 AM, Yaron Keren wrote:
> SmallString template parameter is the initial buffer size, but it
> resizes automaticallyas needed.
>
>
> 2016-05-04 17:47 GMT+03:00 Frank Winter via llvm-dev
> <llvm-dev at lists.llvm.org <mailto:llvm-dev at lists.llvm.org>>:
>
>     I wanted to bring this up again. I still try to get access to the
>     assembler of a jit-compiled function/module using llvm 3.8 and
>     later. In 3.8 the interface to addPassesToEmitFile has changed and
>     my old method doesn't work any more.
>
>     In principle one gets the asm with
>
>     targetMachine->addPassesToEmitFile( PM , *OS ,
>     llvm::TargetMachine::CGFT_AssemblyFile )
>
>     where *OS is a raw_pwrite_stream.
>
>     The problem is that I only find use cases of raw_pwrite_stream where
>     the derived class raw_svector_ostream is initialized on a
>     SmallString, like
>
>     SmallString<128> Str;
>     raw_svector_ostream OS(Str);
>
>     However, the assembler of the modules could be arbitrary large (not
>     fitting in any finite sized SmallString)
>
>     What can I do?
>
>     Thanks,
>     Frank
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>