[CGSCC][LazyCallGraph][NFC] Fix typos in code comments

Author: frasercrmck

llvm/include/llvm/Analysis/CGSCCPassManager.h

@@ -20,7 +20,7 @@
 /// A secondary more general goal is to be able to isolate optimization on
 /// unrelated parts of the IR module. This is useful to ensure our
 /// optimizations are principled and don't miss oportunities where refinement
-/// of one part of the module influence transformations in another part of the
+/// of one part of the module influences transformations in another part of the
 /// module. But this is also useful if we want to parallelize the optimizations
 /// across common large module graph shapes which tend to be very wide and have
 /// large regions of unrelated cliques.
@@ -221,7 +221,7 @@ using ModuleAnalysisManagerCGSCCProxy =
                               LazyCallGraph &>;
 
 /// Support structure for SCC passes to communicate updates the call graph back
-/// to the CGSCC pass manager infrsatructure.
+/// to the CGSCC pass manager infrastructure.
 ///
 /// The CGSCC pass manager runs SCC passes which are allowed to update the call
 /// graph and SCC structures. This means the structure the pass manager works
@@ -280,22 +280,22 @@ struct CGSCCUpdateResult {
 
   /// If non-null, the updated current \c RefSCC being processed.
   ///
-  /// This is set when a graph refinement takes place an the "current" point in
-  /// the graph moves "down" or earlier in the post-order walk. This will often
-  /// cause the "current" RefSCC to be a newly created RefSCC object and the
-  /// old one to be added to the above worklist. When that happens, this
+  /// This is set when a graph refinement takes place and the "current" point
+  /// in the graph moves "down" or earlier in the post-order walk. This will
+  /// often cause the "current" RefSCC to be a newly created RefSCC object and
+  /// the old one to be added to the above worklist. When that happens, this
   /// pointer is non-null and can be used to continue processing the "top" of
   /// the post-order walk.
   LazyCallGraph::RefSCC *UpdatedRC;
 
   /// If non-null, the updated current \c SCC being processed.
   ///
-  /// This is set when a graph refinement takes place an the "current" point in
-  /// the graph moves "down" or earlier in the post-order walk. This will often
-  /// cause the "current" SCC to be a newly created SCC object and the old one
-  /// to be added to the above worklist. When that happens, this pointer is
-  /// non-null and can be used to continue processing the "top" of the
-  /// post-order walk.
+  /// This is set when a graph refinement takes place and the "current" point
+  /// in the graph moves "down" or earlier in the post-order walk. This will
+  /// often cause the "current" SCC to be a newly created SCC object and the
+  /// old one to be added to the above worklist. When that happens, this
+  /// pointer is non-null and can be used to continue processing the "top" of
+  /// the post-order walk.
   LazyCallGraph::SCC *UpdatedC;
 
   /// Preserved analyses across SCCs.
@@ -304,7 +304,7 @@ struct CGSCCUpdateResult {
   /// (changing both the CG structure and the function IR itself). However,
   /// this means we need to take special care to correctly mark what analyses
   /// are preserved *across* SCCs. We have to track this out-of-band here
-  /// because within the main `PassManeger` infrastructure we need to mark
+  /// because within the main `PassManager` infrastructure we need to mark
   /// everything within an SCC as preserved in order to avoid repeatedly
   /// invalidating the same analyses as we unnest pass managers and adaptors.
   /// So we track the cross-SCC version of the preserved analyses here from any

llvm/include/llvm/Analysis/LazyCallGraph.h

@@ -145,7 +145,7 @@ class LazyCallGraph {
     /// around but clear them.
     explicit operator bool() const;
 
-    /// Returnss the \c Kind of the edge.
+    /// Returns the \c Kind of the edge.
     Kind getKind() const;
 
     /// Test whether the edge represents a direct call to a function.
@@ -307,9 +307,9 @@ class LazyCallGraph {
 
   /// A node in the call graph.
   ///
-  /// This represents a single node. It's primary roles are to cache the list of
-  /// callees, de-duplicate and provide fast testing of whether a function is
-  /// a callee, and facilitate iteration of child nodes in the graph.
+  /// This represents a single node. Its primary roles are to cache the list of
+  /// callees, de-duplicate and provide fast testing of whether a function is a
+  /// callee, and facilitate iteration of child nodes in the graph.
   ///
   /// The node works much like an optional in order to lazily populate the
   /// edges of each node. Until populated, there are no edges. Once populated,
@@ -392,7 +392,7 @@ class LazyCallGraph {
 
     /// Internal helper to directly replace the function with a new one.
     ///
-    /// This is used to facilitate tranfsormations which need to replace the
+    /// This is used to facilitate transformations which need to replace the
     /// formal Function object but directly move the body and users from one to
     /// the other.
     void replaceFunction(Function &NewF);
@@ -435,7 +435,7 @@ class LazyCallGraph {
       Nodes.clear();
     }
 
-    /// Print a short descrtiption useful for debugging or logging.
+    /// Print a short description useful for debugging or logging.
     ///
     /// We print the function names in the SCC wrapped in '()'s and skipping
     /// the middle functions if there are a large number.
@@ -467,9 +467,10 @@ class LazyCallGraph {
     /// Verify invariants about the SCC.
     ///
     /// This will attempt to validate all of the basic invariants within an
-    /// SCC, but not that it is a strongly connected componet per-se. Primarily
-    /// useful while building and updating the graph to check that basic
-    /// properties are in place rather than having inexplicable crashes later.
+    /// SCC, but not that it is a strongly connected component per se.
+    /// Primarily useful while building and updating the graph to check that
+    /// basic properties are in place rather than having inexplicable crashes
+    /// later.
     void verify();
 #endif
 
@@ -511,7 +512,7 @@ class LazyCallGraph {
 
     /// Provide a short name by printing this SCC to a std::string.
     ///
-    /// This copes with the fact that we don't have a name per-se for an SCC
+    /// This copes with the fact that we don't have a name per se for an SCC
     /// while still making the use of this in debugging and logging useful.
     std::string getName() const {
       std::string Name;
@@ -644,7 +645,7 @@ class LazyCallGraph {
 
     /// Provide a short name by printing this RefSCC to a std::string.
     ///
-    /// This copes with the fact that we don't have a name per-se for an RefSCC
+    /// This copes with the fact that we don't have a name per se for an RefSCC
     /// while still making the use of this in debugging and logging useful.
     std::string getName() const {
       std::string Name;