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CPlusPlus: Fix "Find references"

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... for certain types of template/namespace combinations.
This essentially reverts 2798c11d1d.

Fixes: QTCREATORBUG-26520
Change-Id: I1ab0e4e19bd09695d1536bf6f10960107e9ecbc4
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
This commit is contained in:
Christian Kandeler
2021-11-04 12:41:20 +01:00
parent 1021c1b42d
commit f6c974fc1b
3 changed files with 42 additions and 1 deletions
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40
tests/auto/cplusplus/findusages/tst_findusages.cpp
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@@ -112,6 +112,7 @@ private Q_SLOTS:
void using_insideNamespace();
void using_insideFunction();
void templatedFunction_QTCREATORBUG9749();
void templateInNamespaceTypeOutside();
void usingInDifferentNamespace_QTCREATORBUG7978();
@@ -1228,6 +1229,45 @@ void tst_FindUsages::templatedFunction_QTCREATORBUG9749()
QCOMPARE(findUsages.usages().at(1).type, Usage::Type::Other);
}
void tst_FindUsages::templateInNamespaceTypeOutside()
{
const QByteArray src = R"(
struct S { int v; };
namespace N {
template <typename T> struct Ptr {
T* operator->() { return {}; }
};
template<typename T> Ptr<T> makePtr() { return {}; }
}
int func()
{
auto s = N::makePtr<S>();
return s->v;
})";
Document::Ptr doc = Document::create("templateInNamespaceTypeOutside");
doc->setUtf8Source(src);
doc->parse();
doc->check();
QVERIFY(doc->diagnosticMessages().isEmpty());
QCOMPARE(doc->globalSymbolCount(), 3);
Snapshot snapshot;
snapshot.insert(doc);
Class * const structDecl = doc->globalSymbolAt(0)->asClass();
QVERIFY(structDecl);
QCOMPARE(structDecl->memberCount(), 1);
Symbol * const v = structDecl->memberAt(0);
FindUsages findUsages(src, doc, snapshot, true);
findUsages(v);
QCOMPARE(findUsages.usages().size(), 2);
QCOMPARE(findUsages.usages().at(0).type, Usage::Type::Declaration);
QCOMPARE(findUsages.usages().at(1).type, Usage::Type::Read);
}
void tst_FindUsages::usingInDifferentNamespace_QTCREATORBUG7978()
{
const QByteArray src = "\n"