[llvm-bugs] [Bug 33608] New: infinite loop in CodeGenPrepare::runOnFunction()

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=33608

            Bug ID: 33608
           Summary: infinite loop in CodeGenPrepare::runOnFunction()
           Product: new-bugs
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: babokin at gmail.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 18720
  --> https://bugs.llvm.org/attachment.cgi?id=18720&action=edit
reproducer

The following reduced test case hits infinite loop in
CodeGenPrepare::runOnFunction()

> llc bugpoint-reduced-simplified.ll

I have massive test fails due to this bug. This bug was introduced after 4.0
release.

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