[LLVMbugs] [Bug 2664] New: ice

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=2664

           Summary: ice
           Product: new-bugs
           Version: unspecified
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: regehr at cs.utah.edu
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=1916)
 --> (http://llvm.org/bugs/attachment.cgi?id=1916)
bug-inducing input

This is using r54626 on Ubuntu Hardy on ia32:

regehr at john-home:~/volatile/tmp3$ llvm-gcc -O small.c
small.c: In function ‘func_41’:
small.c:53: warning: large integer implicitly truncated to unsigned type
cc1: VirtRegMap.cpp:1779:
void<unnamed>::LocalSpiller::RewriteMBB(llvm::MachineBasicBlock&,
llvm::VirtRegMap&): Assertion `SuperReg && TRI->getSubReg(SuperReg, SubIdx) ==
PhysReg && "Can't find corresponding super-register!"' failed.
small.c: At top level:
small.c:63: internal compiler error: Aborted
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.


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