Oh. It's surprising.
I think current RVV GCC is not stable and buggy so that different FAILs in 
different machines.

Currently, we have 2 middle-end bugs:

1. COND_LEN_XXX: 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111760 
2. Gather load bug:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111970 

I guess they are related to make RVV GCC unstable, so testing various in 
different machines.



juzhe.zh...@rivai.ai
 
From: Robin Dapp
Date: 2023-10-26 16:34
To: juzhe.zh...@rivai.ai; Kito.cheng
CC: rdapp.gcc; gcc-patches; kito.cheng; jeffreyalaw; Patrick O'Neill
Subject: Re: [PATCH V2] RISC-V: Add AVL propagation PASS for RVV 
auto-vectorization
> I have sent V3 with adapting testcases (2 additional dump FAILs detected by 
> both Pan Li and Patrick).
> No need to review.
> 
> I will wait for patrick is ok to ignore popcount FAILs for now then commit it.
 
Just to confirm:  I can now also reproduce the popcount fail on my machine
without your patch.
 
Regards
Robin
 

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