On Thu, 2024-01-18 at 15:15 +0800, chenglulu wrote:

> > gcc.dg/tree-ssa/scev-16.c is OK to move
> > gcc.dg/pr104992.c should simply add -fno-tree-vectorize to the used
> > options and remove the vect_* stuff
> 
> Hi Richard:
> 
> I have a question. I don't understand the purpose of adding 
> '-fno-tree-vectorize' here.

I don't think -fno-tree-vectorize will make a difference here.  This
test case uses __attribute__((vector_size(...))) explicitly so the
vector operation will be used even if -fno-tree-vectorize.

-- 
Xi Ruoyao <xry...@xry111.site>
School of Aerospace Science and Technology, Xidian University

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