Spell `necessary' correctly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7944 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocSimple.cpp b/lib/CodeGen/RegAllocSimple.cpp
index ba571e4..57d678b 100644
--- a/lib/CodeGen/RegAllocSimple.cpp
+++ b/lib/CodeGen/RegAllocSimple.cpp
@@ -58,7 +58,7 @@
void AllocateBasicBlock(MachineBasicBlock &MBB);
/// getStackSpaceFor - This returns the offset of the specified virtual
- /// register on the stack, allocating space if neccesary.
+ /// register on the stack, allocating space if necessary.
int getStackSpaceFor(unsigned VirtReg, const TargetRegisterClass *RC);
/// Given a virtual register, return a compatible physical register that is