fix some typos that Duncan noticed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@65306 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 2b18640f41ac55abbc5616eadca5d6a6711ce5ff..1a4396bace352e1c2f65e4064a68afc87aead9d7 100644 (file)
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -10219,7 +10219,7 @@ Instruction *InstCombiner::FoldPHIArgGEPIntoPHI(PHINode &PN) {
   }
   
   // If all of the base pointers of the PHI'd GEPs are from allocas, don't
-  // bother doing this transformation.  At best, this will just safe a bit of
+  // bother doing this transformation.  At best, this will just save a bit of
   // offset calculation, but all the predecessors will have to materialize the
   // stack address into a register anyway.  We'd actually rather *clone* the
   // load up into the predecessors so that we have a load of a gep of an alloca,
@@ -10265,8 +10265,8 @@ Instruction *InstCombiner::FoldPHIArgGEPIntoPHI(PHINode &PN) {
 }
 
 
-/// isSafeAndProfitableToSinkLoad - Return true if we know that it is safe sink
-/// the load out of the block that defines it.  This means that it must be
+/// isSafeAndProfitableToSinkLoad - Return true if we know that it is safe to
+/// sink the load out of the block that defines it.  This means that it must be
 /// obvious the value of the load is not changed from the point of the load to
 /// the end of the block it is in.
 ///