[PATCH] D137626: [test] Avoid legacy PM default pipelines (O0, O1 etc) when running opt

[Bjorn Pettersson via Phabricator via llvm-commits]

bjope added a comment.

In D137626#3915570 <https://reviews.llvm.org/D137626#3915570>, @aeubanks wrote:

> we should add a check in `opt.cpp` that we don't mix `-O#` with other passes (there's already a similar check for the new PM)

I was thinking about something like this, that remove the support for `opt -O#` with legacy PM:  https://reviews.llvm.org/D137663


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https://reviews.llvm.org/D137626