[PATCH] D28588: Pass -fprofile-sample-use to lto backends.

Teresa Johnson via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Thu Jan 12 15:27:24 PST 2017

tejohnson added a comment.

In https://reviews.llvm.org/D28588#644489, @danielcdh wrote:

> Thanks for the prompt response.
> But looks like several other tests also has "-mllvm -debug-pass=Structure" in their tests:
> tools/clang/test/CodeGen/pgo-instrumentation.c
>  test/CodeGen/Generic/llc-start-stop.ll
> I just verified that if I cmake with -DCMAKE_BUILD_TYPE=Release, it still passes locally.

Hmm, maybe that flavor of -debug output is enabled with NDEBUG then. I'm not really sure unfortunately.

I don't even see an error message for the second one, do you? Just an error code.

> Thanks,
> Dehao


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