[llvm-dev] '-fsave-optimization-record' and VS2015 built compiler

[Hal Finkel via llvm-dev]

On 09/07/2017 09:10 AM, ORiordan, Martin via llvm-dev wrote:
>
> Not 100% if this is an LLVM question or a CLang question, though I 
> expect LLVM.
>
> On Linux, if I pass ‘-fsave-optimization-record’ to ‘clang’, then it 
> produces a ‘*.opt.yaml’ file.  However, the same thing run on Windows 
> using ‘clang’ built with VS2015 silently ignores this option.
>
> Is this a bug or is it intentional? And if it is intentional, how can 
> I configure and build on Windows to enable this feature?
>

Sounds like a bug (I've never tested on Windows). I suggest filing a bug 
report. Also, in general, you'll have better luck with frontend 
questions on cfe-dev.

  -Hal

> Thanks,
>
>             MartinO
>
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-- 
Hal Finkel
Lead, Compiler Technology and Programming Languages
Leadership Computing Facility
Argonne National Laboratory

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