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Remove repeated code, better variable name

This commit is contained in:
Dmitry-Me 2016-01-15 17:20:40 +03:00
parent 3a1c20e9c4
commit 26788a1dc1
2 changed files with 8 additions and 9 deletions
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13
lib/checkbufferoverrun.cpp
View File

@ -371,15 +371,14 @@ static bool checkMinSizes(const std::list<Library::ArgumentChecks::MinSize> &min
return error;
}
void CheckBufferOverrun::checkFunctionParameter(const Token &ftok, unsigned int par, const ArrayInfo &arrayInfo, const std::list<const Token *>& callstack)
void CheckBufferOverrun::checkFunctionParameter(const Token &ftok, unsigned int paramIndex, const ArrayInfo &arrayInfo, const std::list<const Token *>& callstack)
{
const std::list<Library::ArgumentChecks::MinSize> * const minsizes = _settings->library.argminsizes(&ftok,par);
const std::list<Library::ArgumentChecks::MinSize> * const minsizes = _settings->library.argminsizes(&ftok, paramIndex);
if (minsizes && (!(Token::simpleMatch(ftok.previous(), ".") || Token::Match(ftok.tokAt(-2), "!!std ::")))) {
if (arrayInfo.element_size() == 0)
return;
MathLib::bigint arraySize = arrayInfo.element_size();
if (arraySize == 0)
return;
for (std::size_t i = 0; i < arrayInfo.num().size(); ++i)
arraySize *= arrayInfo.num(i);
@ -401,7 +400,7 @@ void CheckBufferOverrun::checkFunctionParameter(const Token &ftok, unsigned int
if (func && func->hasBody()) {
// Get corresponding parameter..
const Variable* const parameter = func->getArgumentVar(par-1);
const Variable* const parameter = func->getArgumentVar(paramIndex-1);
// Ensure that it has a compatible size..
if (!parameter || _tokenizer->sizeOfType(parameter->typeStartToken()) != arrayInfo.element_size())
@ -471,7 +470,7 @@ void CheckBufferOverrun::checkFunctionParameter(const Token &ftok, unsigned int
// If argument is '%type% a[num]' then check bounds against num
if (func) {
const Variable* const argument = func->getArgumentVar(par-1);
const Variable* const argument = func->getArgumentVar(paramIndex-1);
const Token *nameToken;
if (argument && Token::Match(argument->typeStartToken(), "%type% %var% [ %num% ] [,)[]")
&& (nameToken = argument->nameToken()) != nullptr) {

4
lib/checkbufferoverrun.h
View File

@ -175,11 +175,11 @@ public:
/**
* Helper function for checkFunctionCall - check a function parameter
* \param tok token for the function name
* \param par on what parameter is the array used
* \param paramIndex on what parameter is the array used
* \param arrayInfo the array information
* \param callstack call stack. This is used to prevent recursion and to provide better error messages. Pass a empty list from checkScope etc.
*/
void checkFunctionParameter(const Token &tok, const unsigned int par, const ArrayInfo &arrayInfo, const std::list<const Token *>& callstack);
void checkFunctionParameter(const Token &tok, const unsigned int paramIndex, const ArrayInfo &arrayInfo, const std::list<const Token *>& callstack);
/**
* Helper function that checks if the array is used and if so calls the checkFunctionCall