https://bugs.llvm.org/show_bug.cgi?id=44851
Bug ID: 44851
Summary: [CodeGenPrepare] Assertion `Lhs != 1 && "Can't halve
byte alignment"' failed.
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Common Code Generator Code
Assignee: unassignedb...@nondot.org
Reporter: pauls...@linux.vnet.ibm.com
CC: llvm-bugs@lists.llvm.org
Created attachment 23110
--> https://bugs.llvm.org/attachment.cgi?id=23110&action=edit
reduced testcase
llc -mtriple=s390x-linux-gnu -mcpu=z14 -o - ./tc_canthalvebytealign.ll
-force-split-store
or
llc -march=x86 -o - ./tc_canthalvebytealign.ll -force-split-store
llvm/include/llvm/Support/Alignment.h:384: llvm::Align
llvm::operator/(llvm::Align, uint64_t): Assertion `Lhs != 1 && "Can't halve
byte alignment"' failed.
...
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