Fix Typo

closes https://github.com/official-stockfish/Stockfish/pull/6436

No functional change

src/history.h

@@ -100,7 +100,7 @@ using Stats = MultiArray<StatsEntry<T, D>, Sizes...>;
 // see https://www.chessprogramming.org/Butterfly_Boards
 using ButterflyHistory = Stats<std::int16_t, 7183, COLOR_NB, UINT_16_HISTORY_SIZE>;
 
-// LowPlyHistory is addressed by play and move's from and to squares, used
+// LowPlyHistory is addressed by ply and move's from and to squares, used
 // to improve move ordering near the root
 using LowPlyHistory = Stats<std::int16_t, 7183, LOW_PLY_HISTORY_SIZE, UINT_16_HISTORY_SIZE>;
 

src/misc.cpp

@@ -44,7 +44,7 @@ constexpr std::string_view version = "dev";
 
 // Our fancy logging facility. The trick here is to replace cin.rdbuf() and
 // cout.rdbuf() with two Tie objects that tie cin and cout to a file stream. We
-// can toggle the logging of std::cout and std:cin at runtime whilst preserving
+// can toggle the logging of std::cout and std::cin at runtime whilst preserving
 // usual I/O functionality, all without changing a single line of code!
 // Idea from http://groups.google.com/group/comp.lang.c++/msg/1d941c0f26ea0d81
 

src/misc.h

@@ -424,7 +424,7 @@ void move_to_front(std::vector<T>& vec, Predicate pred) {
 #elif defined(_MSC_VER)
     #define sf_always_inline __forceinline
 #else
-    // do nothign for other compilers
+    // do nothing for other compilers
     #define sf_always_inline
 #endif
 

src/position.cpp

@@ -911,7 +911,7 @@ void Position::do_move(Move                      m,
 
         if (more_than_one(pawns))
         {
-            // If there are two pawns potentially being abled to capture and at least one
+            // If there are two pawns potentially being able to capture and at least one
             // is not pinned, ep is legal as there are no horizontal exposed checks
             if (!more_than_one(blockers_for_king(them) & pawns))
             {

src/search.cpp

@@ -699,18 +699,12 @@ Value Search::Worker::search(
     ss->ttPv     = excludedMove ? ss->ttPv : PvNode || (ttHit && ttData.is_pv);
     ttCapture    = ttData.move && pos.capture_stage(ttData.move);
 
-    // At this point, if excluded, skip straight to step 6, static eval. However,
-    // to save indentation, we list the condition in all code between here and there.
-
     // Step 6. Static evaluation of the position
     Value      unadjustedStaticEval = VALUE_NONE;
     const auto correctionValue      = correction_value(*this, pos, ss);
+    // Skip early pruning when in check
     if (ss->inCheck)
-    {
-        // Skip early pruning when in check
         ss->staticEval = eval = (ss - 2)->staticEval;
-        improving             = false;
-    }
     else if (excludedMove)
         unadjustedStaticEval = eval = ss->staticEval;
     else if (ss->ttHit)