https://bugs.llvm.org/show_bug.cgi?id=41771
Bug ID: 41771
Summary: rL342442 introduced (dodgy?) duplicate assignment in
Vectorizer.vectorizeLoadChain
Product: libraries
Version: trunk
Hardware: PC
OS: Windows NT
Status: NEW
Severity: enhancement
Priority: P
Component: Scalar Optimizations
Assignee: unassignedb...@nondot.org
Reporter: llvm-...@redking.me.uk
CC: llvm-bugs@lists.llvm.org, matthew.arsena...@amd.com
Blocks: 41655
rL342442 (LSV: Fix adjust alloca alignment trick for AMDGPU) introduced this
code:
unsigned NewAlign = getOrEnforceKnownAlignment(L0->getPointerOperand(),
StackAdjustedAlignment,
DL, L0, nullptr, &DT);
if (NewAlign != 0)
Alignment = NewAlign;
Alignment = NewAlign;
Reported in https://www.viva64.com/en/b/0629/ - Snippets No. 25
@arsenm - please can you take a look?
Referenced Bugs:
https://bugs.llvm.org/show_bug.cgi?id=41655
[Bug 41655] Finding Bugs in LLVM 8 with PVS-Studio
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