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

CheckMemoryLeak: Improved the reducing of "if.."

This commit is contained in:
Daniel Marjamäki 2008-08-25 18:01:11 +00:00
parent e2d1be9b0c
commit d59dd1bf7c
2 changed files with 14 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
CheckMemoryLeak.cpp
View File

@ -378,7 +378,7 @@ static void CheckMemoryLeak_CheckScope( const TOKEN *Tok1, const char varname[]
done = false;
}
// Delete empty if
// Delete empty if that is not followed by an else
if ( Match(tok2,"[;{}] if ;") ||
Match(tok2,"[;{}] if(var) ;") ||
Match(tok2,"[;{}] if(!var) ;") )
@ -391,18 +391,6 @@ static void CheckMemoryLeak_CheckScope( const TOKEN *Tok1, const char varname[]
}
}
// Delete "else ;" and "else if ;"
if ( Match(tok2->next, "else if ;") )
{
erase(tok2, gettok(tok2,4));
done = false;
}
if ( Match(tok2->next, "else ;") )
{
erase(tok2, gettok(tok2,3));
done = false;
}
// Delete if block: "alloc; if return use ;"
if (Match(tok2,"alloc ; if return use ;") && !Match(gettok(tok2,6),"else"))
{
@ -410,15 +398,6 @@ static void CheckMemoryLeak_CheckScope( const TOKEN *Tok1, const char varname[]
done = false;
}
// Replace "if { dealloc ; return ; }" with "if ;"
if (Match(tok2,"if { dealloc ; return ; }"))
{
erase(tok2, gettok(tok2, 6));
free(tok2->next->str);
tok2->next->str = strdup(";");
done = false;
}
// "[;{}] if alloc ; else return ;" => "[;{}] alloc ;"
if (Match(tok2,"[;{}] if alloc ; else return ;"))
{
@ -434,6 +413,18 @@ static void CheckMemoryLeak_CheckScope( const TOKEN *Tok1, const char varname[]
done = false;
}
// Reducing if..
if (Match(tok2,"if dealloc ; else") || Match(tok2,"if use ; else"))
{
erase(tok2, gettok(tok2, 2));
done = false;
}
if (Match(tok2,"[;{}] if { dealloc ; return ; }") && !Match(gettok(tok2,8),"else"))
{
erase(tok2,gettok(tok2,8));
done = false;
}
// Delete "loop ;"
if ( Match(tok2->next, "loop ;") )
{

2
testmemleak.cpp
View File

@ -334,7 +334,7 @@ public:
" break;\n"
" };\n"
"}\n");
ASSERT_EQUALS( std::string("[test.cpp:12]: Memory leak"), errout.str() );
ASSERT_EQUALS( std::string("[test.cpp:12]: Memory leak: str\n"), errout.str() );
}