[loadgen]: Allow one to specify custom CXX_FLAGS by passing the MLPERF_LOADGEN_CXX_FLAGS cmake variable

[abduld]

This allows upstream projects to specify extra CXX_FLAGs. For example, one might want to silence specific compiler warnings by passing MLPERF_LOADGEN_CXX_FLAGS="-Wno-unused-parameter" before performing add_subdirectory(inference/loadgen)

[github-actions]

MLCommons CLA bot All contributors have signed the MLCommons CLA ✍️ ✅

[tjablin]

Are you planning to connect MLModelScope to MLPerf Inference?

[abduld]

@tjablin . MLModelScope is already connected to MLPerf. See https://github.com/c3sr/mlharness

[nvpohanh]

@abduld Please sign the CLA. If you need help, please reach out to @rnaidu02 @TheKanter . Thanks

[psyhtest]

MLModelScope is already connected to MLPerf. See https://github.com/c3sr/mlharness

Cool! Can we expect to see MLModelScope-powered submissions soon?

[TheKanter]

Hi @abduld https://mlcommons.org/en/get-involved/ has instructions on how to get the CLA signed at the bottom of the page. Sorry about the CLA bot, it's out of date.

[abduld]

Thanks @TheKanter and @nvpohanh , I have submitted the CLA

[nvpohanh]

approved. @rnaidu02 please bring this up in the WG. thanks

[abduld]

approved. @rnaidu02 please bring this up in the WG. thanks

Thanks @nvpohanh , how can I merge this?

[nvpohanh]

@abduld Could you bring this up in the WG meeting? @rnaidu02 for visibility

[nv-ananjappa]

@abduld Could you rebase this to base branch?

[abduld]

@abduld Could you rebase this to base branch?

done