[llvm-dev] No statistic output with opt

[Victor Campos via llvm-dev]

Hi Julien,

in my experience, llvm has to be built with assertions enabled for -stats
to work.

Regards,
Victor.

2016-01-27 10:56 GMT-07:00 Julien Klaus via llvm-dev <
llvm-dev at lists.llvm.org>:

> Hello,
>
> I´m new with the LLVM-Project and I want to understand the optimizer. When
> I run the opt command with -stats and a bitcode file, I get no output. For
> example
>
>     opt -stats -adce test.bc
>
> returns nothing.
> I have clang and llvm version 3.4 installed. The option -time-passes works
> as expected.
> The file test.c, which I have converted to test.bc with clang, contains
> only a simple function.
>
> Is there something wrong in my approach?
>
> Best regards
> Julien Klaus
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