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Diffstat (limited to 'test/SemaCXX/derived-to-base-ambig.cpp')
-rw-r--r-- | test/SemaCXX/derived-to-base-ambig.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test/SemaCXX/derived-to-base-ambig.cpp b/test/SemaCXX/derived-to-base-ambig.cpp new file mode 100644 index 0000000..e15ddde --- /dev/null +++ b/test/SemaCXX/derived-to-base-ambig.cpp @@ -0,0 +1,33 @@ +// RUN: clang-cc -fsyntax-only -verify %s +class A { }; +class B : public A { }; +class C : public A { }; +class D : public B, public C { }; + +void f(D* d) { + A* a; + a = d; // expected-error{{ambiguous conversion from derived class 'class D' to base class 'class A'}} expected-error{{incompatible type assigning 'class D *', expected 'class A *'}} +} + +class Object2 { }; +class A2 : public Object2 { }; +class B2 : public virtual A2 { }; +class C2 : virtual public A2 { }; +class D2 : public B2, public C2 { }; +class E2 : public D2, public C2, public virtual A2 { }; +class F2 : public E2, public A2 { }; + +void g(E2* e2, F2* f2) { + Object2* o2; + o2 = e2; + o2 = f2; // expected-error{{ambiguous conversion from derived class 'class F2' to base class 'class Object2'}} expected-error{{incompatible type assigning 'class F2 *', expected 'class Object2 *'}} +} + +// Test that ambiguous/inaccessibility checking does not trigger too +// early, because it should not apply during overload resolution. +void overload_okay(Object2*); +void overload_okay(E2*); + +void overload_call(F2* f2) { + overload_okay(f2); +} |