llvm / llvm/circt

[Nightly CI] Integration tests jobs taking >1hr to compile

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#1,590 10 comments 0 reactions 1 assignee View on GitHub

@mikeurbach is already working on this.

Since Aug 17, 2021.

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Description

Example: https://github.com/llvm/circt/runs/3344394208?check_suite_focus=true

Seems like ccache isn't hitting so the unified builds are re-compiling MLIR:
![image](https://user-images.githubusercontent.com/1498080/129675301-81a3e610-5c45-48c3-bbaa-f28ac7988faf.png)

@mikeurbach Can you take a look? Could be the other configurations are causing cache conflicts? Perhaps it's downloading the wrong ccache?

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