From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001 From: "Zancanaro; Carlo" Date: Mon, 24 Sep 2012 09:58:17 +1000 Subject: Add the clang library to the repo (with some of my changes, too). --- .../CXX/expr/expr.prim/expr.prim.lambda/p2.cpp | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 clang/test/CXX/expr/expr.prim/expr.prim.lambda/p2.cpp (limited to 'clang/test/CXX/expr/expr.prim/expr.prim.lambda/p2.cpp') diff --git a/clang/test/CXX/expr/expr.prim/expr.prim.lambda/p2.cpp b/clang/test/CXX/expr/expr.prim/expr.prim.lambda/p2.cpp new file mode 100644 index 0000000..c6ed308 --- /dev/null +++ b/clang/test/CXX/expr/expr.prim/expr.prim.lambda/p2.cpp @@ -0,0 +1,42 @@ +// RUN: %clang_cc1 -fsyntax-only -std=c++11 %s -verify + +// prvalue +void prvalue() { + auto&& x = []()->void { }; + auto& y = []()->void { }; // expected-error{{cannot bind to a temporary of type}} +} + +namespace std { + class type_info; +} + +struct P { + virtual ~P(); +}; + +void unevaluated_operand(P &p, int i) { + int i2 = sizeof([]()->void{}()); // expected-error{{lambda expression in an unevaluated operand}} + const std::type_info &ti1 = typeid([&]() -> P& { return p; }()); + const std::type_info &ti2 = typeid([&]() -> int { return i; }()); // expected-error{{lambda expression in an unevaluated operand}} +} + +template +struct Boom { + Boom(const Boom&) { + T* x = 1; // expected-error{{cannot initialize a variable of type 'int *' with an rvalue of type 'int'}} \ + // expected-error{{cannot initialize a variable of type 'float *' with an rvalue of type 'int'}} \ + // expected-error{{cannot initialize a variable of type 'double *' with an rvalue of type 'int'}} + } + void tickle() const; +}; + +void odr_used(P &p, Boom boom_int, Boom boom_float, + Boom boom_double) { + const std::type_info &ti1 + = typeid([=,&p]() -> P& { boom_int.tickle(); return p; }()); // expected-note{{in instantiation of member function 'Boom::Boom' requested here}} + const std::type_info &ti2 + = typeid([=]() -> int { boom_float.tickle(); return 0; }()); // expected-error{{lambda expression in an unevaluated operand}} \ + // expected-note{{in instantiation of member function 'Boom::Boom' requested here}} + + auto foo = [=]() -> int { boom_double.tickle(); return 0; }; // expected-note{{in instantiation of member function 'Boom::Boom' requested here}} +} -- cgit v1.2.3