walkero
/
cppcheck
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Tokenizer::setVarIdNew: better handling of class variables

This commit is contained in:
Daniel Marjamäki 2012-04-17 19:06:00 +02:00
parent a971e1530b
commit bb4184ca03
1 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
lib/tokenize.cpp
View File

@ -2874,6 +2874,23 @@ static bool setVarIdParseDeclaration(const Token **tok, const std::map<std::stri
return bool(typeCount >= 2 && tok2 && Token::Match(tok2->tokAt(-2), "!!:: %type%"));
}
static void setVarIdClassDeclaration(Token * const startToken, const std::map<std::string, unsigned int> &variableId, const unsigned int scopeStartVarId)
{
// end of scope
const Token * const endToken = startToken->link();
// replace varids..
for (Token *tok = startToken; tok != endToken; tok = tok->next()) {
if (tok->isName() && tok->varId() <= scopeStartVarId) {
const std::map<std::string, unsigned int>::const_iterator it = variableId.find(tok->str());
if (it != variableId.end()) {
tok->varId(it->second);
}
}
}
}
void Tokenizer::setVarIdNew()
{
// Clear all variable ids
@ -2887,12 +2904,15 @@ void Tokenizer::setVarIdNew()
std::stack< std::map<std::string, unsigned int> > scopeInfo;
std::stack<bool> executableScope;
executableScope.push(false);
std::stack<unsigned int> scopestartvarid; // varid when scope starts
scopestartvarid.push(0);
for (Token *tok = _tokens; tok; tok = tok->next()) {
// scope info to handle shadow variables..
if (tok->str() == "(" && Token::simpleMatch(tok->link(), ") {")) {
scopeInfo.push(variableId);
} else if (tok->str() == "{") {
scopestartvarid.push(_varId);
if (Token::simpleMatch(tok->previous(), ")")) {
executableScope.push(true);
} else {
@ -2900,6 +2920,16 @@ void Tokenizer::setVarIdNew()
scopeInfo.push(variableId);
}
} else if (tok->str() == "}") {
// Set variable ids in class declaration..
if (!isC() && !executableScope.top()) {
setVarIdClassDeclaration(tok->link(), variableId, scopestartvarid.top());
}
scopestartvarid.pop();
if (scopestartvarid.empty()) { // should be impossible
scopestartvarid.push(0);
}
if (scopeInfo.empty()) {
variableId.clear();
} else {