https://bugs.llvm.org/show_bug.cgi?id=40754
Bug ID: 40754
Summary: [MemSSA loop-dep] Assertion "Memory Def does not
dominate it's uses"' failed.
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Scalar Optimizations
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Created attachment 21486
--> https://bugs.llvm.org/attachment.cgi?id=21486&action=edit
reduced testcase
opt -mtriple=systemz-unknown -mcpu=z13 tc_mssa_memdef_dom.ll -O3 -S -o
out.opt.ll -enable-mssa-loop-dependency
lib/Analysis/MemorySSA.cpp:1912: void
llvm::MemorySSA::verifyDomination(llvm::Function&) const: Assertion
`dominates(MD, U) && "Memory Def does not dominate it's uses"' failed.
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