Keep more non-declaration initialization within the for loop clause

src/gfx/pal_packing.cpp

@@ -328,18 +328,16 @@ static void decant(std::vector<AssignedSets> &assignments, std::vector<ColorSet>
 			auto attrs = from.begin();
 			std::advance(attrs, wasProcessed - processed.begin());
 
+			// Build up the "component"; start by marking the first color set as processed
 			std::unordered_set<uint16_t> colors(RANGE(colorSets[attrs->colorSetIndex]));
 			std::vector<size_t> members = {static_cast<size_t>(wasProcessed - processed.begin())};
-			*wasProcessed = true; // Mark the first color set as processed
-
-			// Build up the "component"...
-			for (; ++wasProcessed != processed.end(); ++attrs) {
+			for (*wasProcessed = true; ++wasProcessed != processed.end(); ++attrs) {
 				// If at least one color matches, add it
 				if (ColorSet const &colorSet = colorSets[attrs->colorSetIndex];
 				    std::find_first_of(RANGE(colors), RANGE(colorSet)) != colors.end()) {
 					colors.insert(RANGE(colorSet));
 					members.push_back(wasProcessed - processed.begin());
-					*wasProcessed = true; // Mark that color set as processed
+					*wasProcessed = true; // Mark the added color set as processed
 				}
 			}
 

src/gfx/reverse.cpp

@@ -175,8 +175,7 @@ void reverse() {
 		// Pick the smallest width that will result in a landscape-aspect rectangular image.
 		// Thus a prime number of tiles will result in a horizontal row.
 		// This avoids redundancy with `-r 1` which results in a vertical column.
-		width = static_cast<size_t>(ceil(sqrt(mapSize)));
-		for (; width < mapSize; ++width) {
+		for (width = static_cast<size_t>(ceil(sqrt(mapSize))); width < mapSize; ++width) {
 			if (mapSize % width == 0) {
 				break;
 			}

src/link/lexer.cpp

@@ -192,15 +192,16 @@ static yy::parser::symbol_type parseAnyNumber(int c) {
 
 static yy::parser::symbol_type parseString() {
 	LexerStackEntry &context = lexerStack.back();
-	int c = context.file.sgetc();
 	std::string str;
-	for (; c != '"'; c = context.file.sgetc()) {
+	for (int c = context.file.sgetc();; c = context.file.sgetc()) {
 		if (c == EOF || isNewline(c)) {
 			scriptError("Unterminated string");
 			break;
 		}
 		context.file.sbumpc();
-		if (c == '\\') {
+		if (c == '"') {
+			break;
+		} else if (c == '\\') {
 			c = context.file.sgetc();
 			if (c == EOF || isNewline(c)) {
 				scriptError("Unterminated string");
@@ -220,9 +221,6 @@ static yy::parser::symbol_type parseString() {
 		}
 		str.push_back(c);
 	}
-	if (c == '"') {
-		context.file.sbumpc();
-	}
 	return yy::parser::make_string(std::move(str));
 }