diff --git a/bench.cpp b/bench.cpp
index b0534879..cfa67531 100644
--- a/bench.cpp
+++ b/bench.cpp
@@ -44,64 +44,55 @@ static const byte defaultKey[] = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJ
 
 void OutputResultBytes(const char *name, double length, double timeTaken)
 {
-	// Coverity finding (http://stackoverflow.com/a/30968371 does not squash the finding)
-	std::ostringstream out;
-	out.copyfmt(cout);
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
 	
 	// Coverity finding
 	if (length < 0.0000000001f) length = 0.000001f;
 	if (timeTaken < 0.0000000001f) timeTaken = 0.000001f;
 
 	double mbs = length / timeTaken / (1024*1024);
-	out << "\n<TR><TH>" << name;
-//	out << "<TD>" << setprecision(3) << length / (1024*1024);
-	out << setiosflags(ios::fixed);
-//	out << "<TD>" << setprecision(3) << timeTaken;
-	out << "<TD>" << setprecision(0) << setiosflags(ios::fixed) << mbs;
+	cout << "\n<TR><TH>" << name;
+//	cout << "<TD>" << setprecision(3) << length / (1024*1024);
+	cout << setiosflags(ios::fixed);
+//	cout << "<TD>" << setprecision(3) << timeTaken;
+	cout << "<TD>" << setprecision(0) << setiosflags(ios::fixed) << mbs;
 	if (g_hertz)
-		out << "<TD>" << setprecision(1) << setiosflags(ios::fixed) << timeTaken * g_hertz / length;
+		cout << "<TD>" << setprecision(1) << setiosflags(ios::fixed) << timeTaken * g_hertz / length;
 	logtotal += log(mbs);
 	logcount++;
-	
-	cout << out.str(); 
 }
 
 void OutputResultKeying(double iterations, double timeTaken)
 {
-	// Coverity finding (http://stackoverflow.com/a/30968371 does not squash the finding)
-	std::ostringstream out;
-	out.copyfmt(cout);
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
 	
 	// Coverity finding
 	if (iterations < 0.0000000001f) iterations = 0.000001f;
 	if (timeTaken < 0.0000000001f) timeTaken = 0.000001f;
 
-	out << "<TD>" << setprecision(3) << setiosflags(ios::fixed) << (1000*1000*timeTaken/iterations);
+	cout << "<TD>" << setprecision(3) << setiosflags(ios::fixed) << (1000*1000*timeTaken/iterations);
 	if (g_hertz)
-		out << "<TD>" << setprecision(0) << setiosflags(ios::fixed) << timeTaken * g_hertz / iterations;
-	
-	cout << out.str(); 
+		cout << "<TD>" << setprecision(0) << setiosflags(ios::fixed) << timeTaken * g_hertz / iterations;
 }
 
 void OutputResultOperations(const char *name, const char *operation, bool pc, unsigned long iterations, double timeTaken)
 {
-	// Coverity finding (http://stackoverflow.com/a/30968371 does not squash the finding)
-	std::ostringstream out;
-	out.copyfmt(cout);
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
 	
 	// Coverity finding
 	if (!iterations) iterations++;
 	if (timeTaken < 0.0000000001f) timeTaken = 0.000001f;
 
-	out << "\n<TR><TH>" << name << " " << operation << (pc ? " with precomputation" : "");
-	out << "<TD>" << setprecision(2) << setiosflags(ios::fixed) << (1000*timeTaken/iterations);
+	cout << "\n<TR><TH>" << name << " " << operation << (pc ? " with precomputation" : "");
+	cout << "<TD>" << setprecision(2) << setiosflags(ios::fixed) << (1000*timeTaken/iterations);
 	if (g_hertz)
-		out << "<TD>" << setprecision(2) << setiosflags(ios::fixed) << timeTaken * g_hertz / iterations / 1000000;
+		cout << "<TD>" << setprecision(2) << setiosflags(ios::fixed) << timeTaken * g_hertz / iterations / 1000000;
 
 	logtotal += log(iterations/timeTaken);
 	logcount++;
-	
-	cout << out.str(); 
 }
 
 /*
diff --git a/validat1.cpp b/validat1.cpp
index 952d3ccf..d2825081 100644
--- a/validat1.cpp
+++ b/validat1.cpp
@@ -1059,6 +1059,7 @@ bool TestRDRAND()
 		else
 			cout << "passed:";
 
+		// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
 		StreamState ss(cout);
 		cout << std::setiosflags(std::ios::fixed) << std::setprecision(6);
 		cout << "  Maurer Randomness Test returned value " << mv << endl;
@@ -1136,6 +1137,7 @@ bool TestRDSEED()
 		else
 			cout << "passed:";
 
+		// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
 		StreamState ss(cout);
 		cout << std::setiosflags(std::ios::fixed) << std::setprecision(6);
 		cout << "  Maurer Randomness Test returned value " << mv << endl;
diff --git a/validat2.cpp b/validat2.cpp
index bfd85aee..db09f27f 100644
--- a/validat2.cpp
+++ b/validat2.cpp
@@ -80,7 +80,9 @@ bool ValidateBBS()
 	static const byte output2[] = {
 		0x74,0x45,0x48,0xAE,0xAC,0xB7,0x0E,0xDF,0xAF,0xD7,
 		0xD5,0x0E,0x8E,0x29,0x83,0x75,0x6B,0x27,0x46,0xA1};
-
+		
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
 	byte buf[20];
 
 	bbs.GenerateBlock(buf, 20);
diff --git a/validat3.cpp b/validat3.cpp
index fbdfcef1..3870af2a 100644
--- a/validat3.cpp
+++ b/validat3.cpp
@@ -377,6 +377,9 @@ bool ValidateMD5MAC()
 		{0x18,0xe3,0x49,0xa5,0x24,0x44,0xb3,0x0e,0x5e,0xba,0x5a,0xdd,0xdc,0xd9,0xf1,0x8d},
 		{0xf2,0xb9,0x06,0xa5,0xb8,0x4b,0x9b,0x4b,0xbe,0x95,0xed,0x32,0x56,0x4e,0xe7,0xeb}}};
 
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
+
 	byte digest[MD5MAC::DIGESTSIZE];
 	bool pass=true, fail;
 
@@ -448,6 +451,9 @@ bool ValidateXMACC()
 		{0x76,0x54,0x32,0x16,0xfb,0x0f,0xd3,0xdf,0x4c,0x4b,0xc3,0x05,0x9d,0x63,0x1e,0xba,0x25,0x2b,0xbe,0x35},
 		{0x76,0x54,0x32,0x17,0xc6,0xfe,0xe6,0x5f,0xb1,0x35,0x8a,0xf5,0x32,0x7a,0x80,0xbd,0xb8,0x72,0xee,0xae}}};
 
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
+
 	byte digest[XMACC_MD5::DIGESTSIZE];
 	bool pass=true, fail;
 
@@ -504,6 +510,9 @@ bool ValidateTTMAC()
 		{0x54,0xba,0xc3,0x92,0xa8,0x86,0x80,0x6d,0x16,0x95,0x56,0xfc,0xbb,0x67,0x89,0xb5,0x4f,0xb3,0x64,0xfb},
 		{0x0c,0xed,0x2c,0x9f,0x8f,0x0d,0x9d,0x03,0x98,0x1a,0xb5,0xc8,0x18,0x4b,0xac,0x43,0xdd,0x54,0xc4,0x84}};
 
+	// Coverity finding, also see http://stackoverflow.com/a/34509163/608639.
+	StreamState ss(cout);
+
 	byte digest[TTMAC::DIGESTSIZE];
 	bool pass=true, fail;