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make useuniqueptr loplugin check child compound statements

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where the child compound statement is unconditional

Change-Id: I755e7ee9134bde81811a694d42a996d3eaae3fc2
Reviewed-on: https://gerrit.libreoffice.org/53763
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
This commit is contained in:
Noel Grandin
2018-05-02 14:46:26 +02:00
parent ee3898f9a1
commit ae680f7c7d
2 changed files with 21 additions and 2 deletions
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10
compilerplugins/clang/test/useuniqueptr.cxx
View File

@@ -162,4 +162,14 @@ class Foo13 {
DELETEZ(m_pbar2); // expected-error {{unconditional call to delete on a member, should be using std::unique_ptr [loplugin:useuniqueptr]}}
}
};
// check for unconditional inner compound statements
class Foo14 {
int * m_pbar1; // expected-note {{member is here [loplugin:useuniqueptr]}}
~Foo14()
{
{
delete m_pbar1; // expected-error {{unconditional call to delete on a member, should be using std::unique_ptr [loplugin:useuniqueptr]}}
}
}
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */

13
compilerplugins/clang/useuniqueptr.cxx
View File

@@ -52,6 +52,7 @@ public:
bool VisitCXXMethodDecl(const CXXMethodDecl* );
bool VisitCompoundStmt(const CompoundStmt* );
private:
void CheckCompoundStmt(const CXXMethodDecl*, const CompoundStmt* );
void CheckForUnconditionalDelete(const CXXMethodDecl*, const CompoundStmt* );
void CheckForSimpleDelete(const CXXMethodDecl*, const CompoundStmt* );
void CheckRangedLoopDelete(const CXXMethodDecl*, const CXXForRangeStmt* );
@@ -74,6 +75,13 @@ bool UseUniquePtr::VisitCXXMethodDecl(const CXXMethodDecl* methodDecl)
if (!compoundStmt || compoundStmt->size() == 0)
return true;
CheckCompoundStmt(methodDecl, compoundStmt);
return true;
}
void UseUniquePtr::CheckCompoundStmt(const CXXMethodDecl* methodDecl, const CompoundStmt* compoundStmt)
{
CheckForSimpleDelete(methodDecl, compoundStmt);
for (auto i = compoundStmt->body_begin(); i != compoundStmt->body_end(); ++i)
@@ -84,9 +92,10 @@ bool UseUniquePtr::VisitCXXMethodDecl(const CXXMethodDecl* methodDecl)
CheckLoopDelete(methodDecl, forStmt->getBody());
else if (auto whileStmt = dyn_cast<WhileStmt>(*i))
CheckLoopDelete(methodDecl, whileStmt->getBody());
// check for unconditional inner compound statements
else if (auto innerCompoundStmt = dyn_cast<CompoundStmt>(*i))
CheckCompoundStmt(methodDecl, innerCompoundStmt);
}
return true;
}
/**