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Fixed #6278: Remove casts to references to pointers in Tokenizer::simplifyCasts()

This commit is contained in:
PKEuS 2014-11-18 19:23:03 +01:00
parent b76619e0c1
commit ad8749c0bd
2 changed files with 13 additions and 7 deletions
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12
lib/tokenize.cpp
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@ -4959,7 +4959,7 @@ void Tokenizer::simplifyCasts()
continue;
}
// #4164 : ((unsigned char)1) => (1)
if (Token::Match(tok->next(), "( unsigned| %type% ) %num%") && tok->next()->link()->previous()->isStandardType()) {
if (Token::Match(tok->next(), "( %type% ) %num%") && tok->next()->link()->previous()->isStandardType()) {
const MathLib::bigint value = MathLib::toLongNumber(tok->next()->link()->next()->str());
unsigned int bits = 8 * _typeSize[tok->next()->link()->previous()->str()];
if (!tok->tokAt(2)->isUnsigned())
@ -4970,11 +4970,11 @@ void Tokenizer::simplifyCasts()
continue;
}
while ((Token::Match(tok->next(), "( %type% *| *| *| ) *|&| %var%") && (tok->str() != ")" || tok->tokAt(2)->isStandardType())) ||
Token::Match(tok->next(), "( const| %type% * *| *| ) *|&| %var%") ||
Token::Match(tok->next(), "( const| %type% %type% *| *| *| ) *|&| %var%") ||
(!tok->isName() && (Token::Match(tok->next(), "( %type% * *| *| ) (") ||
Token::Match(tok->next(), "( const| %type% %type% * *| *| ) (")))) {
while ((Token::Match(tok->next(), "( %type% *| *| *|&| ) *|&| %var%") && (tok->str() != ")" || tok->tokAt(2)->isStandardType())) ||
Token::Match(tok->next(), "( const| %type% * *| *|&| ) *|&| %var%") ||
Token::Match(tok->next(), "( const| %type% %type% *| *| *|&| ) *|&| %var%") ||
(!tok->isName() && (Token::Match(tok->next(), "( %type% * *| *|&| ) (") ||
Token::Match(tok->next(), "( const| %type% %type% * *| *|&| ) (")))) {
if (tok->isName() && tok->str() != "return")
break;

8
test/testtokenize.cpp
View File

@ -96,6 +96,7 @@ private:
TEST_CASE(removeCast13);
TEST_CASE(removeCast14);
TEST_CASE(removeCast15); // #5996 - don't remove cast in 'a+static_cast<int>(b?60:0)'
TEST_CASE(removeCast16); // #6278
TEST_CASE(simplifyFloatCasts); // float casting a integer
@ -1030,7 +1031,12 @@ private:
void removeCast15() { // #5996 - don't remove cast in 'a+static_cast<int>(b?60:0)'
ASSERT_EQUALS("a + ( b ? 60 : 0 ) ;",
tokenizeAndStringify("a + static_cast<int>(b ? 60 : 0);",true));
tokenizeAndStringify("a + static_cast<int>(b ? 60 : 0);", true));
}
void removeCast16() { // #6278
ASSERT_EQUALS("Get ( pArray ) ;",
tokenizeAndStringify("Get((CObject*&)pArray);", true));
}
void simplifyFloatCasts() { // float casting integers