From 3d17066e0cb308fdb53fdcb50f3e46a8224188a0 Mon Sep 17 00:00:00 2001
From: Mike Lischke <mike@lischke-online.de>
Date: Wed, 6 Apr 2016 15:12:47 +0200
Subject: [PATCH] Removed a few unnecessary pointer casts.

---
 runtime/Cpp/runtime/atn/LL1Analyzer.cpp        | 2 +-
 runtime/Cpp/runtime/atn/LexerATNSimulator.cpp  | 4 ++--
 runtime/Cpp/runtime/atn/ParserATNSimulator.cpp | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/runtime/Cpp/runtime/atn/LL1Analyzer.cpp b/runtime/Cpp/runtime/atn/LL1Analyzer.cpp
index 2e6966566..354eb94dc 100755
--- a/runtime/Cpp/runtime/atn/LL1Analyzer.cpp
+++ b/runtime/Cpp/runtime/atn/LL1Analyzer.cpp
@@ -61,7 +61,7 @@ std::vector<misc::IntervalSet> LL1Analyzer::getDecisionLookahead(ATNState *s) co
 
     std::set<ATNConfig*> lookBusy;
     antlrcpp::BitSet callRuleStack;
-    _LOOK(s->transition(alt)->target, nullptr, std::dynamic_pointer_cast<PredictionContext>(PredictionContext::EMPTY),
+    _LOOK(s->transition(alt)->target, nullptr, PredictionContext::EMPTY,
           look[alt], lookBusy, callRuleStack, seeThruPreds, false);
     
     // Wipe out lookahead for this alternative if we found nothing
diff --git a/runtime/Cpp/runtime/atn/LexerATNSimulator.cpp b/runtime/Cpp/runtime/atn/LexerATNSimulator.cpp
index 6c2c9d847..df8782c8e 100755
--- a/runtime/Cpp/runtime/atn/LexerATNSimulator.cpp
+++ b/runtime/Cpp/runtime/atn/LexerATNSimulator.cpp
@@ -316,7 +316,7 @@ atn::ATNConfigSet *LexerATNSimulator::computeStartState(CharStream *input, ATNSt
   ATNConfigSet *configs = new OrderedATNConfigSet();
   for (size_t i = 0; i < p->getNumberOfTransitions(); i++) {
     ATNState *target = p->transition(i)->target;
-    LexerATNConfig *c = new LexerATNConfig(target, (int)(i + 1), std::dynamic_pointer_cast<PredictionContext>(initialContext));
+    LexerATNConfig *c = new LexerATNConfig(target, (int)(i + 1), initialContext);
     closure(input, c, configs, false, false);
   }
   return configs;
@@ -342,7 +342,7 @@ bool LexerATNSimulator::closure(CharStream *input, LexerATNConfig *config, ATNCo
         configs->add(config);
         return true;
       } else {
-        configs->add(new LexerATNConfig(config, config->state, std::dynamic_pointer_cast<PredictionContext>(PredictionContext::EMPTY)));
+        configs->add(new LexerATNConfig(config, config->state, PredictionContext::EMPTY));
         currentAltReachedAcceptState = true;
       }
     }
diff --git a/runtime/Cpp/runtime/atn/ParserATNSimulator.cpp b/runtime/Cpp/runtime/atn/ParserATNSimulator.cpp
index 90eb09e67..d1bedc1e4 100755
--- a/runtime/Cpp/runtime/atn/ParserATNSimulator.cpp
+++ b/runtime/Cpp/runtime/atn/ParserATNSimulator.cpp
@@ -882,7 +882,7 @@ atn::ATNConfig *ParserATNSimulator::precedenceTransition(ATNConfig *config, Prec
       }
     } else {
       std::shared_ptr<SemanticContext::AND> newSemCtx = std::make_shared<SemanticContext::AND>(config->semanticContext, predicate);
-      c = new ATNConfig(config, pt->target, std::dynamic_pointer_cast<SemanticContext>(newSemCtx));
+      c = new ATNConfig(config, pt->target, newSemCtx);
     }
   } else {
     c = new ATNConfig(config, pt->target);
@@ -919,7 +919,7 @@ atn::ATNConfig *ParserATNSimulator::predTransition(ATNConfig *config, PredicateT
       }
     } else {
       std::shared_ptr<SemanticContext::AND> newSemCtx = std::make_shared<SemanticContext::AND>(config->semanticContext, predicate);
-      c = new ATNConfig(config, pt->target, std::dynamic_pointer_cast<SemanticContext>(newSemCtx));
+      c = new ATNConfig(config, pt->target, newSemCtx);
     }
   } else {
     c = new ATNConfig(config, pt->target);