[llvm-bugs] [Bug 28489] New: UNREACHABLE executed at lib/CodeGen/RegAllocFast.cpp:370!

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=28489

            Bug ID: 28489
           Summary: UNREACHABLE executed at
                    lib/CodeGen/RegAllocFast.cpp:370!
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
          Assignee: unassignedbugs at nondot.org
          Reporter: compnerd at compnerd.org
                CC: llvm-bugs at lists.llvm.org
    Classification: Unclassified

Created attachment 16716
  --> https://llvm.org/bugs/attachment.cgi?id=16716&action=edit
reduced.ll

X86FixupSetCC causes a failure at -O0 in the FastRegAlloc.  Reverting SVN
r274802 does fix up the issue.

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