[CodeGenPrepare] Fix typo in comment. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@317614 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/CodeGenPrepare.cpp

@@ -6439,7 +6439,7 @@ bool CodeGenPrepare::placeDbgValues(Function &F) {
       Instruction *Insn = &*BI++;
       DbgValueInst *DVI = dyn_cast<DbgValueInst>(Insn);
       // Leave dbg.values that refer to an alloca alone. These
-      // instrinsics describe the address of a variable (= the alloca)
+      // intrinsics describe the address of a variable (= the alloca)
       // being taken.  They should not be moved next to the alloca
       // (and to the beginning of the scope), but rather stay close to
       // where said address is used.