minix/external/bsd/llvm/dist/clang/test/CodeGenCXX/cxx1y-deduced-return-type.cpp
Lionel Sambuc f4a2713ac8 Importing netbsd clang -- pristine
Change-Id: Ia40e9ffdf29b5dab2f122f673ff6802a58bc690f
2014-07-28 17:05:57 +02:00

32 lines
712 B
C++

// RUN: %clang_cc1 -std=c++1y -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s
// CHECK: @x = global {{.*}} zeroinitializer
// CHECK: define {{.*}} @_Z1fv
inline auto f() {
int n = 0;
// CHECK: load i32
// CHECK: store i32
// CHECK: ret
return [=] () mutable { return ++n; };
}
auto x = f();
template<typename T> auto *g(T t) { return t; }
template<typename T> decltype(auto) h(T t) { return t; }
// CHECK: define {{.*}} @_Z1zv
void z() {
// CHECK: call {{.*}} @_Z1gIPZ1fvEUlvE_EPDaT_(
// CHECK: call {{.*}} @_Z1hIPZ1fvEUlvE_EDcT_(
g(&x);
h(&x);
}
auto i() { return [] {}; }
// CHECK: define {{.*}} @_Z1jv
auto j() {
// CHECK: call {{.*}} @"_Z1hIZ1ivE3$_0EDcT_"()
h(i());
}