https://bugs.llvm.org/show_bug.cgi?id=47600
Bug ID: 47600
Summary: [SystemZ TTI] Assertion `getActiveBits() <= 64 && "Too
many bits for uint64_t"' failed.
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: Backend: SystemZ
Assignee: unassignedb...@nondot.org
Reporter: pauls...@linux.vnet.ibm.com
CC: llvm-bugs@lists.llvm.org
Created attachment 23989
--> https://bugs.llvm.org/attachment.cgi?id=23989&action=edit
reduced testcase
opt -mtriple=s390x-unknown-linux -mcpu=z13 -o out.opt.ll -O3
tc_SLP_toomanybits.ll
APInt.h:1632: uint64_t llvm::APInt::getZExtValue() const: Assertion
`getActiveBits() <= 64 && "Too many bits for uint64_t"' failed.
...
#9 0x000002aa1e47f574 llvm::SystemZTTIImpl::getCmpSelInstrCost()
...
#18 0x000002aa1fb9430e llvm::SLPVectorizerPass::runImpl)
...
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