fix a valgrind error on copy-constructor-synthesis.cpp, which is caused when

the custom insertion hook deletes the instruction, then we try to set dead
flags on it.  Neither the code that I added nor the code that was there 
before was safe.

llvm-svn: 99538
This commit is contained in:
Chris Lattner 2010-03-25 18:49:10 +00:00
parent a1d0a02713
commit fc4ec25363
1 changed files with 3 additions and 2 deletions

View File

@ -617,9 +617,10 @@ EmitMachineNode(SDNode *Node, bool IsClone, bool IsCloned,
// specific inserter which may returns a new basic block.
MBB = TLI->EmitInstrWithCustomInserter(MI, MBB, EM);
InsertPos = MBB->end();
} else {
MBB->insert(InsertPos, MI);
return;
}
MBB->insert(InsertPos, MI);
// Additional results must be an physical register def.
if (HasPhysRegOuts) {