================
@@ -365,3 +365,20 @@ namespace call_with_explicit_temporary_obj {
RefPtr { provide() }->method();
}
}
+
+namespace call_with_adopt_ref {
+ class Obj {
+ public:
+ void ref() const;
+ void deref() const;
+ void method();
+ };
+
+ struct dummy {
+ RefPtr<Obj> any;
----------------
t-rasmud wrote:
@rniwa I ran this test case under the debugger and here's what I found: The
call to `IsPtrOriginSafe` returns `true` in the absence of `struct dummy` when
visiting the `CallExpr` causing the checker to not issue a warning:
```
CXXMemberCallExpr 0x147945af8 'void'
`-MemberExpr 0x147945ac8 '<bound member function type>' ->method 0x14793ccb0
`-CXXOperatorCallExpr 0x147945988 'class call_with_adopt_ref::Obj *' '->'
|-ImplicitCastExpr 0x147945970 'class call_with_adopt_ref::Obj *(*)(void)
const' <FunctionToPointerDecay>
| `-DeclRefExpr 0x1479458e8 'class call_with_adopt_ref::Obj *(void) const'
lvalue CXXMethod 0x147944388 'operator->' 'class call_with_adopt_ref::Obj
*(void) const'
`-ImplicitCastExpr 0x1479458d0 'const struct RefPtr<class
call_with_adopt_ref::Obj>' lvalue <NoOp>
`-MaterializeTemporaryExpr 0x1479458b8 'RefPtr<Obj>':'struct RefPtr<class
call_with_adopt_ref::Obj>' lvalue
`-CXXBindTemporaryExpr 0x147945898 'RefPtr<Obj>':'struct RefPtr<class
call_with_adopt_ref::Obj>' (CXXTemporary 0x147945898)
`-CallExpr 0x1479407e8 'RefPtr<Obj>':'struct RefPtr<class
call_with_adopt_ref::Obj>'
|-ImplicitCastExpr 0x1479407d0 'RefPtr<Obj> (*)(class
call_with_adopt_ref::Obj *)' <FunctionToPointerDecay>
| `-DeclRefExpr 0x147940740 'RefPtr<Obj> (class
call_with_adopt_ref::Obj *)' lvalue Function 0x14793fe00 'adoptRef'
'RefPtr<Obj> (class call_with_adopt_ref::Obj *)' (FunctionTemplate 0x14792ff48
'adoptRef')
`-CXXNewExpr 0x14793f408 'Obj *' Function 0x14793d0c8 'operator
new' 'void *(unsigned long)'
`-CXXConstructExpr 0x14793f3e0 'Obj':'class
call_with_adopt_ref::Obj' 'void (void) noexcept'
```
Does this give any clue for the unexpected behavior?
https://github.com/llvm/llvm-project/pull/119846
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