[LLVMdev] Testing a register allocator

Chris Lattner sabre at nondot.org
Tue Sep 19 11:32:10 PDT 2006

On Tue, 19 Sep 2006, Anton Vayvod wrote:
> Program received signal SIGSEGV, Segmentation fault.
> 0x00634572 in (anonymous namespace)::X86DAGToDAGISel::DeleteNode (
>     this=0x4c3b710, N=0x4c3e5c0)
>     at /llvm/obj/lib/Target/X86/X86GenDAGISel.inc:77
> 77          SDNode *Operand = I->Val;
> SEGFAULT seems to come before register allocation pass is being run.

Are you using LLVM CVS?  If not, please update.  If so, please run 'make 
bugpoint-llc' in that directory and file a bug.  This is an instruction 
selector bug, not yours.  We'll be happy to fix it if it's not already 
fixed in LLVM CVS.



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