[llvm-bugs] [Bug 51618] New: opt -passes=newgvn fails with Assertion `ProcessedCount[V] < 100 && "Seem to have processed the same Value a lot"' failed.

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=51618

            Bug ID: 51618
           Summary: opt -passes=newgvn fails with Assertion
                    `ProcessedCount[V] < 100 && "Seem to have processed
                    the same Value a lot"' failed.
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: mikael.holmen at ericsson.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 25191
  --> https://bugs.llvm.org/attachment.cgi?id=25191&action=edit
bbi-59408.ll reproducer

llvm commit: 4b4bc1ea16dec58e828ec3a0154046b10ec69242

Reproduce with: opt -passes=newgvn -S -o - bbi-59408.ll

Result:
 opt: ../lib/Transforms/Scalar/NewGVN.cpp:2995: void (anonymous
namespace)::NewGVN::updateProcessedCount(const llvm::Value *): Assertion
`ProcessedCount[V] < 100 && "Seem to have processed the same Value a lot"'
failed.

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