Fix a grammaro.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99917 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Archive/ArchiveWriter.cpp b/lib/Archive/ArchiveWriter.cpp
index 58fbbf4..a02601a 100644
--- a/lib/Archive/ArchiveWriter.cpp
+++ b/lib/Archive/ArchiveWriter.cpp
@@ -220,7 +220,7 @@
   }
 
   // Now that we have the data in memory, update the
-  // symbol table if its a bitcode file.
+  // symbol table if it's a bitcode file.
   if (CreateSymbolTable && member.isBitcode()) {
     std::vector<std::string> symbols;
     std::string FullMemberName = archPath.str() + "(" + member.getPath().str()
diff --git a/lib/System/Unix/Path.inc b/lib/System/Unix/Path.inc
index a99720c..52253b3 100644
--- a/lib/System/Unix/Path.inc
+++ b/lib/System/Unix/Path.inc
@@ -454,7 +454,7 @@
 
 bool
 Path::isRegularFile() const {
-  // Get the status so we can determine if its a file or directory
+  // Get the status so we can determine if it's a file or directory
   struct stat buf;
 
   if (0 != stat(path.c_str(), &buf))
@@ -736,7 +736,7 @@
 
 bool
 Path::eraseFromDisk(bool remove_contents, std::string *ErrStr) const {
-  // Get the status so we can determine if its a file or directory
+  // Get the status so we can determine if it's a file or directory.
   struct stat buf;
   if (0 != stat(path.c_str(), &buf)) {
     MakeErrMsg(ErrStr, path + ": can't get status of file");
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index bdf366a..9f2209d 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -224,7 +224,7 @@
     if (BI->isUnconditional() && BI->getSuccessor(0) == BB) {
       if (!AggressiveInsts) return false;
       // Okay, it looks like the instruction IS in the "condition".  Check to
-      // see if its a cheap instruction to unconditionally compute, and if it
+      // see if it's a cheap instruction to unconditionally compute, and if it
       // only uses stuff defined outside of the condition.  If so, hoist it out.
       if (!I->isSafeToSpeculativelyExecute())
         return false;