[LLVMbugs] [Bug 1995] New: LoopIndexSplit crashes

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=1995

           Summary: LoopIndexSplit crashes
           Product: libraries
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: enhancement
          Priority: P2
         Component: Loop Optimizer
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: alenhar2 at uiuc.edu
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=1390)
 --> (http://llvm.org/bugs/attachment.cgi?id=1390)
reduction

LoopIndexSplit 

/home/andrewl/Research/cfe-4.2/install/bin/llvm-gcc -O1 -emit-llvm -c test.c -o
foo.o

causes

cc1: LoopIndexSplit.cpp:1648:
void<unnamed>::LoopIndexSplit::updatePHINodes(llvm::BasicBlock*,
llvm::BasicBlock*, llvm::BasicBlock*, llvm::PHINode*, llvm::Instruction*):
Assertion `0 && "Unexpected third use of this PHINode"' failed.


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