1*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-linux-gnu -fsyntax-only -verify -std=c++11 %s 2*67e74705SXin Li 3*67e74705SXin Li // Make sure we handle contexts correctly with sizeof f(T n)4*67e74705SXin Litemplate<typename T> void f(T n) { 5*67e74705SXin Li int buffer[n]; 6*67e74705SXin Li [] { int x = sizeof(sizeof(buffer)); }(); 7*67e74705SXin Li } main()8*67e74705SXin Liint main() { 9*67e74705SXin Li f<int>(1); 10*67e74705SXin Li } 11*67e74705SXin Li 12*67e74705SXin Li // Make sure we handle references to non-static data members in unevaluated 13*67e74705SXin Li // contexts in class template methods correctly. Previously we assumed these 14*67e74705SXin Li // would be valid MemberRefExprs, but they have no 'this' so we need to form a 15*67e74705SXin Li // DeclRefExpr to the FieldDecl instead. 16*67e74705SXin Li // PR26893 17*67e74705SXin Li template <class T> 18*67e74705SXin Li struct M { MM19*67e74705SXin Li M() {}; // expected-note {{in instantiation of default member initializer 'M<S>::m' requested here}} 20*67e74705SXin Li int m = *T::x; // expected-error {{invalid use of non-static data member 'x'}} fM21*67e74705SXin Li void f() { 22*67e74705SXin Li // These are valid. 23*67e74705SXin Li static_assert(sizeof(T::x) == 8, "ptr"); 24*67e74705SXin Li static_assert(sizeof(*T::x) == 4, "int"); 25*67e74705SXin Li } 26*67e74705SXin Li }; 27*67e74705SXin Li struct S { int *x; }; 28*67e74705SXin Li template struct M<S>; // expected-note {{in instantiation of member function 'M<S>::M' requested here}} 29*67e74705SXin Li 30*67e74705SXin Li // Similar test case for PR26893. 31*67e74705SXin Li template <typename T=void> 32*67e74705SXin Li struct bar { 33*67e74705SXin Li struct foo { int array[10]; }; bazbar34*67e74705SXin Li int baz() { return sizeof(foo::array); } 35*67e74705SXin Li }; 36*67e74705SXin Li template struct bar<>; 37