// RUN: clang-cc -emit-llvm %s -o %t &&

// FIXME: This test is intentionally trivial, because we can't yet
// CodeGen anything real in C++.
struct X { };
struct Y { };

// RUN: grep _ZplRK1YRA100_P1X %t | count 1 &&
bool operator+(const Y&, X* (&xs)[100]) { return false; }

// RUN: grep _Z1f1s %t | count 1 &&
typedef struct { int a; } s;
void f(s) { }

// RUN: grep _Z1f1e %t| count 1 &&
typedef enum { foo } e;
void f(e) { }

// RUN: grep _Z1f1u %t | count 1 &&
typedef union { int a; } u;
void f(u) { }

// RUN: grep _Z1f1x %t | count 1 &&
typedef struct { int a; } x,y;
void f(y) { }

// RUN: grep _Z1fv %t | count 1 &&
void f() { }

// RUN: grep _ZN1N1fEv %t | count 1 &&
namespace N { void f() { } }

// RUN: grep _ZN1N1N1fEv %t | count 1 &&
namespace N { namespace N { void f() { } } }

// RUN: grep unmangled_function %t | count 1 &&
extern "C" { namespace N { void unmangled_function() { } } }

// RUN: grep unmangled_variable %t | count 1 &&
extern "C" { namespace N { int unmangled_variable; } }

// RUN: grep _ZN1N1iE %t | count 1 &&
namespace N { int i; }

// RUN: grep _ZZN1N1fEiiE1b %t | count 2
namespace N { int f(int, int) { static int b; return b; } }