tools/qsharedpointer.cpp

Switch to Source codePreprocessed file
LineSource CodeCoverage
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8 -
9 -
10 -
11 -
12 -
13void QtSharedPointer::ExternalRefCountData::setQObjectShared(const QObject *, bool) -
14{} -
15void QtSharedPointer::ExternalRefCountData::checkQObjectShared(const QObject *) -
16{ -
17 if (strongref.load() < 0)
evaluated: strongref.load() < 0
TRUEFALSE
yes
Evaluation Count:2
yes
Evaluation Count:4
2-4
18 QMessageLogger("tools/qsharedpointer.cpp", 1199, __PRETTY_FUNCTION__).warning("QSharedPointer: cannot create a QSharedPointer from a QObject-tracking QWeakPointer");
executed: QMessageLogger("tools/qsharedpointer.cpp", 1199, __PRETTY_FUNCTION__).warning("QSharedPointer: cannot create a QSharedPointer from a QObject-tracking QWeakPointer");
Execution Count:2
2
19}
executed: }
Execution Count:6
6
20 -
21QtSharedPointer::ExternalRefCountData *QtSharedPointer::ExternalRefCountData::getAndRef(const QObject *obj) -
22{ -
23 qt_noop(); -
24 QObjectPrivate *d = QObjectPrivate::get(const_cast<QObject *>(obj)); -
25 qt_noop(); -
26 -
27 ExternalRefCountData *that = d->sharedRefcount.load(); -
28 if (that) {
evaluated: that
TRUEFALSE
yes
Evaluation Count:120967
yes
Evaluation Count:40710
40710-120967
29 that->weakref.ref(); -
30 return that;
executed: return that;
Execution Count:120967
120967
31 } -
32 -
33 -
34 ExternalRefCountData *x = new ExternalRefCountData(Qt::Uninitialized); -
35 x->strongref.store(-1); -
36 x->weakref.store(2); -
37 if (!d->sharedRefcount.testAndSetRelease(0, x)) {
partially evaluated: !d->sharedRefcount.testAndSetRelease(0, x)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:40711
0-40711
38 delete x; -
39 x = d->sharedRefcount.loadAcquire(); -
40 x->weakref.ref(); -
41 }
never executed: }
0
42 return x;
executed: return x;
Execution Count:40710
40710
43} -
44 -
45 -
46 -
47 -
48 -
49 -
50QSharedPointer<QObject> QtSharedPointer::sharedPointerFromVariant_internal(const QVariant &variant) -
51{ -
52 qt_noop(); -
53 return *reinterpret_cast<const QSharedPointer<QObject>*>(variant.constData());
executed: return *reinterpret_cast<const QSharedPointer<QObject>*>(variant.constData());
Execution Count:8
8
54} -
55 -
56 -
57 -
58 -
59 -
60 -
61QWeakPointer<QObject> QtSharedPointer::weakPointerFromVariant_internal(const QVariant &variant) -
62{ -
63 qt_noop(); -
64 return *reinterpret_cast<const QWeakPointer<QObject>*>(variant.constData());
executed: return *reinterpret_cast<const QWeakPointer<QObject>*>(variant.constData());
Execution Count:21
21
65} -
66 -
67 -
68namespace { -
69 -
70 struct Data { -
71 const volatile void *pointer; -
72 -
73 -
74 -
75 }; -
76 -
77 class KnownPointers -
78 { -
79 public: -
80 QMutex mutex; -
81 QHash<const void *, Data> dPointers; -
82 QHash<const volatile void *, const void *> dataPointers; -
83 }; -
84} -
85 -
86static KnownPointers *knownPointers() { static QGlobalStatic<KnownPointers > thisGlobalStatic = { { (0) }, false }; if (!thisGlobalStatic.pointer.load() && !thisGlobalStatic.destroyed) { KnownPointers *x = new KnownPointers; if (!thisGlobalStatic.pointer.testAndSetOrdered(0, x)) delete x; else static QGlobalStaticDeleter<KnownPointers > cleanup(thisGlobalStatic); } return thisGlobalStatic.pointer.load(); }
partially evaluated: !thisGlobalStatic.pointer.testAndSetOrdered(0, x)
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:1
evaluated: !thisGlobalStatic.pointer.load()
TRUEFALSE
yes
Evaluation Count:1
yes
Evaluation Count:227
partially evaluated: !thisGlobalStatic.destroyed
TRUEFALSE
yes
Evaluation Count:1
no
Evaluation Count:0
never executed: delete x;
executed: return thisGlobalStatic.pointer.load();
Execution Count:228
0-228
87 -
88 -
89 -
90namespace QtSharedPointer { -
91 void internalSafetyCheckCleanCheck(); -
92} -
93 -
94 -
95 -
96 -
97void QtSharedPointer::internalSafetyCheckAdd(const void *d_ptr, const volatile void *ptr) -
98{ -
99 KnownPointers *const kp = knownPointers(); -
100 if (!kp)
partially evaluated: !kp
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:114
0-114
101 return;
never executed: return;
0
102 -
103 QMutexLocker lock(&kp->mutex); -
104 qt_noop(); -
105 -
106 -
107 -
108 const void *other_d_ptr = kp->dataPointers.value(ptr, 0); -
109 if (other_d_ptr) {
partially evaluated: other_d_ptr
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:114
0-114
110 -
111 -
112 -
113 QMessageLogger("tools/qsharedpointer.cpp", 1382, __PRETTY_FUNCTION__).fatal("QSharedPointer: internal self-check failed: pointer %p was already tracked " -
114 "by another QSharedPointer object %p", ptr, other_d_ptr); -
115 }
never executed: }
0
116 -
117 Data data; -
118 data.pointer = ptr; -
119 -
120 -
121 -
122 -
123 kp->dPointers.insert(d_ptr, data); -
124 kp->dataPointers.insert(ptr, d_ptr); -
125 qt_noop(); -
126}
executed: }
Execution Count:114
114
127 -
128 -
129 -
130 -
131void QtSharedPointer::internalSafetyCheckRemove(const void *d_ptr) -
132{ -
133 KnownPointers *const kp = knownPointers(); -
134 if (!kp)
partially evaluated: !kp
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:114
0-114
135 return;
never executed: return;
0
136 -
137 QMutexLocker lock(&kp->mutex); -
138 -
139 QHash<const void *, Data>::iterator it = kp->dPointers.find(d_ptr); -
140 if (it == kp->dPointers.end()) {
partially evaluated: it == kp->dPointers.end()
TRUEFALSE
no
Evaluation Count:0
yes
Evaluation Count:114
0-114
141 QMessageLogger("tools/qsharedpointer.cpp", 1410, __PRETTY_FUNCTION__).fatal("QSharedPointer: internal self-check inconsistency: pointer %p was not tracked. " -
142 "To use QT_SHAREDPOINTER_TRACK_POINTERS, you have to enable it throughout " -
143 "in your code.", d_ptr); -
144 }
never executed: }
0
145 -
146 QHash<const volatile void *, const void *>::iterator it2 = kp->dataPointers.find(it->pointer); -
147 qt_noop(); -
148 -
149 -
150 -
151 -
152 kp->dataPointers.erase(it2); -
153 kp->dPointers.erase(it); -
154 qt_noop(); -
155}
executed: }
Execution Count:114
114
156 -
157 -
158 -
159 -
160 -
161void QtSharedPointer::internalSafetyCheckCleanCheck() -
162{ -
163} -
164 -
165 -
166 -
Switch to Source codePreprocessed file
Generated by Squish Coco Non-Commercial