[LLVMbugs] [Bug 12075] New: infinite loop (> 5 minutes time) in optimizer

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=12075

             Bug #: 12075
           Summary: infinite loop (> 5 minutes time) in optimizer
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: FreeBSD
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: X86
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: rdivacky at freebsd.org
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified


witten ~# opt --version
LLVM (http://llvm.org/):
  LLVM version 3.1svn
  Optimized build with assertions.
  Built Feb 20 2012 (17:47:40).
  Default target: i386-unknown-freebsd10.0
  Host CPU: k8-sse3
witten ~# opt -f -O2 dest.bc


this runs forever (or for a very long time)

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