Added initial values to some variables in C and C++ code to avoid pot…

…ential compiler warnings.
nayuki · Dec 10, 2017 · 908dbbf · 908dbbf
1 parent 7e18dfe
commit 908dbbf
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Showing 2 changed files with 8 additions and 8 deletions.
diff --git a/c/qrcodegen.c b/c/qrcodegen.c
@@ -556,8 +556,8 @@ static long getPenaltyScore(const uint8_t qrcode[]) {
 
 	// Adjacent modules in row having same color
 	for (int y = 0; y < qrsize; y++) {
-		bool colorX;
-		for (int x = 0, runX; x < qrsize; x++) {
+		bool colorX = false;
+		for (int x = 0, runX = -1; x < qrsize; x++) {
 			if (x == 0 || getModule(qrcode, x, y) != colorX) {
 				colorX = getModule(qrcode, x, y);
 				runX = 1;
@@ -572,8 +572,8 @@ static long getPenaltyScore(const uint8_t qrcode[]) {
 	}
 	// Adjacent modules in column having same color
 	for (int x = 0; x < qrsize; x++) {
-		bool colorY;
-		for (int y = 0, runY; y < qrsize; y++) {
+		bool colorY = false;
+		for (int y = 0, runY = -1; y < qrsize; y++) {
 			if (y == 0 || getModule(qrcode, x, y) != colorY) {
 				colorY = getModule(qrcode, x, y);
 				runY = 1;

diff --git a/cpp/QrCode.cpp b/cpp/QrCode.cpp
@@ -421,8 +421,8 @@ long QrCode::getPenaltyScore() const {
 
 	// Adjacent modules in row having same color
 	for (int y = 0; y < size; y++) {
-		bool colorX;
-		for (int x = 0, runX; x < size; x++) {
+		bool colorX = false;
+		for (int x = 0, runX = -1; x < size; x++) {
 			if (x == 0 || module(x, y) != colorX) {
 				colorX = module(x, y);
 				runX = 1;
@@ -437,8 +437,8 @@ long QrCode::getPenaltyScore() const {
 	}
 	// Adjacent modules in column having same color
 	for (int x = 0; x < size; x++) {
-		bool colorY;
-		for (int y = 0, runY; y < size; y++) {
+		bool colorY = false;
+		for (int y = 0, runY = -1; y < size; y++) {
 			if (y == 0 || module(x, y) != colorY) {
 				colorY = module(x, y);
 				runY = 1;