Revert 'Fix a typo 'iff' => 'if''. iff is an abreviation of if and only if. See: http://en.wikipedia.org/wiki/If_and_only_if Commit 164767

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164768 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 4 insertions, 4 deletions

diff --git a/lib/VMCore/Dominators.cpp b/lib/VMCore/Dominators.cpp
index f7582028fc..77b2403d87 100644
--- a/lib/VMCore/Dominators.cpp
+++ b/lib/VMCore/Dominators.cpp
@@ -193,7 +193,7 @@ bool DominatorTree::dominates(const BasicBlockEdge &BBE,
   //      .      NormalDest
   //      .
   //
-  // Given the definition of dominance, NormalDest is dominated by X if X
+  // Given the definition of dominance, NormalDest is dominated by X iff X
   // dominates all of NormalDest's predecessors (X, B, C in the example). X
   // trivially dominates itself, so we only have to find if it dominates the
   // other predecessors. Since the only way out of X is via NormalDest, X can
diff --git a/lib/VMCore/Pass.cpp b/lib/VMCore/Pass.cpp
index 2d483a09fc..994a7ffcee 100644
--- a/lib/VMCore/Pass.cpp
+++ b/lib/VMCore/Pass.cpp
@@ -258,7 +258,7 @@ namespace {
   };
 }
 
-// setPreservesCFG - This function should be called to by the pass, if they do
+// setPreservesCFG - This function should be called to by the pass, iff they do
 // not:
 //
 //  1. Add or remove basic blocks from the function
diff --git a/lib/VMCore/PassManager.cpp b/lib/VMCore/PassManager.cpp
index 476fdf0906..53f11499e4 100644
--- a/lib/VMCore/PassManager.cpp
+++ b/lib/VMCore/PassManager.cpp
@@ -1700,7 +1700,7 @@ EnableTiming("time-passes", cl::location(TimePassesIsEnabled),
 void TimingInfo::createTheTimeInfo() {
   if (!TimePassesIsEnabled || TheTimeInfo) return;
 
-  // Constructed the first time this is called, if -time-passes is enabled.
+  // Constructed the first time this is called, iff -time-passes is enabled.
   // This guarantees that the object will be constructed before static globals,
   // thus it will be destroyed before them.
   static ManagedStatic<TimingInfo> TTI;
diff --git a/lib/VMCore/Type.cpp b/lib/VMCore/Type.cpp
index 3ef47277a1..1a7a650989 100644
--- a/lib/VMCore/Type.cpp
+++ b/lib/VMCore/Type.cpp
@@ -170,7 +170,7 @@ int Type::getFPMantissaWidth() const {
 }
 
 /// isSizedDerivedType - Derived types like structures and arrays are sized
-/// if all of the members of the type are sized as well.  Since asking for
+/// iff all of the members of the type are sized as well.  Since asking for
 /// their size is relatively uncommon, move this operation out of line.
 bool Type::isSizedDerivedType() const {
   if (this->isIntegerTy())