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@ShikharjQUIC ShikharjQUIC commented Oct 27, 2025

Bound ISL operations during pre-vectorization to
prevent indefinite compilation. The MaxOpGuard
previously used for schedule computation is now
extended to also guard pre-vectorization optimizations.
This patch includes a reduced test case derived
from the original bug report.

Author: Michael Kruse
ShikharjQUIC

Meinersbur and others added 2 commits October 10, 2025 00:46
Bound ISL operations during pre-vectorization to
prevent indefinite compilation. The MaxOpGuard
previously used for schedule computation is now
extended to also guard pre-vectorization optimizations.
This patch includes a reduced test case derived
from the original bug report.

Author: Michael Kruse
	ShikharjQUIC

Fixes llvm#132717.
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@ShikharjQUIC
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pls review @Meinersbur @kartcq

@Meinersbur
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Could you add a summary description, it will be used as the template for the commit message

@ShikharjQUIC
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Bound ISL operations during pre-vectorization to
prevent indefinite compilation. The MaxOpGuard
previously used for schedule computation is now
extended to also guard pre-vectorization optimizations.
This patch includes a reduced test case derived
from the original bug report.

Author: Michael Kruse
ShikharjQUIC

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@Meinersbur Meinersbur left a comment

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LGTM

Would you like me to land this PR?

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2 participants