[llvm-bugs] [Bug 44552] New: opt -instcombine hits "LLVM ERROR: Instruction Combining seems stuck in an infinite loop after 1000 iterations."

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=44552

            Bug ID: 44552
           Summary: opt -instcombine hits "LLVM ERROR: Instruction
                    Combining seems stuck in an infinite loop after 1000
                    iterations."
           Product: new-bugs
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: mikael.holmen at ericsson.com
                CC: htmldeveloper at gmail.com, llvm-bugs at lists.llvm.org

Created attachment 23018
  --> https://bugs.llvm.org/attachment.cgi?id=23018&action=edit
bbi-37225_x86.ll reproducer

Running

 opt -instcombine -S -o /dev/null bbi-37225_x86.ll

gives

LLVM ERROR: Instruction Combining seems stuck in an infinite loop after 1000
iterations.

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