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Fixed #1027 (Internal error: sizeof a++)

This commit is contained in:
Daniel Marjamäki 2009-11-29 17:25:35 +01:00
parent f4943b8b9c
commit e6b5fe99f6
2 changed files with 21 additions and 0 deletions
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8
lib/tokenize.cpp
View File

@ -1737,6 +1737,14 @@ void Tokenizer::simplifySizeof()
tok->next()->insertToken("*"); tok->next()->insertToken("*");
} }
// sizeof a++ -> sizeof(a++)
if (Token::Match(tok->next(), "++|-- %var% !!.") || Token::Match(tok->next(), "%var% ++|--"))
{
tok->insertToken("(");
tok->tokAt(3)->insertToken(")");
Token::createMutualLinks(tok->next(), tok->tokAt(4));
}
// sizeof int -> sizeof( int ) // sizeof int -> sizeof( int )
if (tok->next()->str() != "(") if (tok->next()->str() != "(")
{ {

13
test/testsimplifytokens.cpp
View File

@ -71,6 +71,7 @@ private:
TEST_CASE(sizeof13); TEST_CASE(sizeof13);
TEST_CASE(sizeof14); TEST_CASE(sizeof14);
TEST_CASE(sizeof15); TEST_CASE(sizeof15);
TEST_CASE(sizeof16);
TEST_CASE(casting); TEST_CASE(casting);
TEST_CASE(strlen1); TEST_CASE(strlen1);
@ -925,6 +926,18 @@ private:
ASSERT_EQUALS("", errout.str()); ASSERT_EQUALS("", errout.str());
} }
void sizeof16()
{
// ticket #1027
const char code[] = "void f()\n"
"{\n"
" int a;\n"
" printf(\"%i\", sizeof a++);\n"
"}\n";
ASSERT_EQUALS("void f ( ) { int a ; printf ( \"%i\" , sizeof ( a ++ ) ) ; }", tok(code));
ASSERT_EQUALS("", errout.str());
}
void casting() void casting()
{ {
{ {