Bug 113661

Summary:	[14 Regression] xalancbmk miscompiled on aarch64 since r14-7194-g6cb155a6cf3142
Product:	gcc	Reporter:	Alex Coplan <acoplan>
Component:	tree-optimization	Assignee:	Not yet assigned to anyone <unassigned>
Status:	RESOLVED DUPLICATE
Severity:	normal	CC:	sjames, tnfchris
Priority:	P3	Keywords:	wrong-code
Version:	14.0
Target Milestone:	---
Host:		Target:	aarch64--
Build:		Known to work:
Known to fail:		Last reconfirmed:

Description Alex Coplan 2024-01-29 17:23:57 UTC

xalancbmk (both from SPEC 2006 and SPEC 2017) seems to be miscompiled on aarch64 since r14-7194-g6cb155a6cf314232248a12bdd395ed4151ae5a28 i.e.

commit 6cb155a6cf314232248a12bdd395ed4151ae5a28 (refs/bisect/bad)
Author: Tamar Christina <tamar.christina@arm.com>
Date:   Fri Jan 12 15:24:49 2024 +0000

    middle-end: make memory analysis for early break more deterministic [PR113135]

I see:

*** Miscompare of ref-t5.out

with the options -Ofast -fomit-frame-pointer -mcpu=neoverse-v1 -flto=auto .

Comment 1 Tamar Christina 2024-01-29 17:26:57 UTC

duplicate

*** This bug has been marked as a duplicate of bug 112644 ***

Comment 2 Tamar Christina 2024-01-29 17:28:01 UTC


*** This bug has been marked as a duplicate of bug 113576 ***

Comment 3 Tamar Christina 2024-01-29 17:29:36 UTC

arg wrong one again. anyway, this is a duplicate

*** This bug has been marked as a duplicate of bug 113588 ***