From 7929cdffc226a3dd3472ca55f1deb225cb41adc5 Mon Sep 17 00:00:00 2001
From: Yutetsu TAKATSUKASA <y.takatsukasa@gmail.com>
Date: Tue, 24 Dec 2019 06:33:55 +0900
Subject: [PATCH] fix issues pointed out by codacy

---
 src/V3SplitVar.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/V3SplitVar.cpp b/src/V3SplitVar.cpp
index 1cb12fe6f..514ec9044 100644
--- a/src/V3SplitVar.cpp
+++ b/src/V3SplitVar.cpp
@@ -89,7 +89,7 @@ class SplitVarVisitor : public AstNVisitor {
     virtual void visit(AstArraySel* nodep) VL_OVERRIDE;
 
 public:
-    SplitVarVisitor(AstNodeModule* modp);
+    explicit SplitVarVisitor(AstNodeModule* modp);
     explicit SplitVarVisitor(AstNode* nodep);
     ~SplitVarVisitor();
     void split();  // must call before dtor
@@ -175,7 +175,7 @@ void SplitVarVisitor::visit(AstArraySel* nodep) {
         nodep->bitp()->v3warn(SPLITVAR,
                               "Variable \"" << vrefp->name() << "\" will not be splitted "
                               "because index cannot be determined statically.");
-        if (m_refs.find(varp) != m_refs.end()) m_refs.erase(varp);
+        m_refs.erase(varp);
     }
 }