[LLVMbugs] [Bug 1497] NEW: pass manager crash

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=1497

           Summary: pass manager crash
           Product: libraries
           Version: trunk
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Core LLVM classes
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: sabre at nondot.org


$ llvm-as /dev/null -o t.bc
$ opt -analyze -print-cfg-only t.bc


/Volumes/Projects/cvs/llvm/include/llvm/PassManagers.h:229: failed assertion `0 && "Unable to 
handle Pass that requires lower level Analysis pass"'
0   opt                                 0x0015039d 
_ZN40_GLOBAL__N_Signals.cpp_00000000_D6FCAF0915PrintStackTraceEv + 35
1   opt                                 0x00150743 
_ZN40_GLOBAL__N_Signals.cpp_00000000_D6FCAF0913SignalHandlerEi + 323
2   libSystem.B.dylib                   0x91b201a1 _sigtramp + 55
3   ???                                 0xffffffff 0x0 + 4294967295
4   libSystem.B.dylib                   0x91b284d1 raise + 26
5   libSystem.B.dylib                   0x91b4eb73 abort + 84
6   opt                                 0x001564ad lt_dlloader_find + 203
7   opt                                 0x002a2bb9 
_ZN4llvm13PMDataManager25addLowerLevelRequiredPassEPNS_4PassES2_ + 55
8   opt                                 0x001202ef _ZN4llvm13PMDataManager3addEPNS_4PassEb + 823
9   opt                                 0x00120903 
_ZN4llvm12FunctionPass17assignPassManagerERNS_7PMStackENS_15PassManagerTypeE + 505
10  opt                                 0x002abc9d _ZN4llvm15PassManagerImpl15addTopLevelPassEPNS_4PassE + 
247
11  opt                                 0x0011df12 _ZN4llvm17PMTopLevelManager12schedulePassEPNS_4PassE + 
332
12  opt                                 0x002a642f _ZN4llvm15PassManagerImpl3addEPNS_4PassE + 27
13  opt                                 0x0011df3e _ZN4llvm11PassManager3addEPNS_4PassE + 26
14  opt                                 0x0000354e main + 2174
15  opt                                 0x0000192c start + 252
16  opt                                 0x00001859 start + 41



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