From 378cbcc6bd67a3c2a63533c189e2c53f71817380 Mon Sep 17 00:00:00 2001
From: Basile-z <16154339+Basile-z@users.noreply.github.com>
Date: Wed, 29 May 2019 11:11:03 +0200
Subject: [PATCH] fix #762 - False positive on "unused variable" with side
 effect (#763)

---
 src/dscanner/analysis/unused.d | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/src/dscanner/analysis/unused.d b/src/dscanner/analysis/unused.d
index 5b06ad2..2686faa 100644
--- a/src/dscanner/analysis/unused.d
+++ b/src/dscanner/analysis/unused.d
@@ -166,14 +166,9 @@ final class UnusedVariableCheck : BaseAnalyzer
 
 	override void visit(const AssignExpression assignExp)
 	{
-		if (assignExp.ternaryExpression !is null)
-			assignExp.ternaryExpression.accept(this);
-		if (assignExp.expression !is null)
-		{
-			interestDepth++;
-			assignExp.expression.accept(this);
-			interestDepth--;
-		}
+		interestDepth++;
+		assignExp.accept(this);
+		interestDepth--;
 	}
 
 	override void visit(const TemplateDeclaration templateDeclaration)
@@ -542,6 +537,13 @@ private:
 		auto cb2 = delegate(size_t a) {}; // [warn]: Parameter a is never used.
 		cb2(3);
 	}
+
+	void oops ()
+	{
+	    class Identity { int val; }
+	    Identity v;
+	    v.val = 0;
+	}
 	
 	bool hasDittos(int decl)
 	{