1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #ifndef FUNCTION_TYPES_H
11 #define FUNCTION_TYPES_H
12
13
14 class FunctionObject
15 {
16 int data_[10]; // dummy variable to prevent small object optimization in
17 // std::function
18 public:
19 static int count;
20
FunctionObject()21 FunctionObject() {
22 ++count;
23 for (int i = 0; i < 10; ++i) data_[i] = i;
24 }
25
FunctionObject(const FunctionObject &)26 FunctionObject(const FunctionObject&) {++count;}
~FunctionObject()27 ~FunctionObject() {--count; ((void)data_); }
28
operator()29 int operator()() const { return 42; }
operator()30 int operator()(int i) const { return i; }
operator()31 int operator()(int i, int) const { return i; }
operator()32 int operator()(int i, int, int) const { return i; }
33 };
34
35 int FunctionObject::count = 0;
36
37 class MemFunClass
38 {
39 int data_[10]; // dummy variable to prevent small object optimization in
40 // std::function
41 public:
42 static int count;
43
MemFunClass()44 MemFunClass() {
45 ++count;
46 for (int i = 0; i < 10; ++i) data_[i] = 0;
47 }
48
MemFunClass(const MemFunClass &)49 MemFunClass(const MemFunClass&) {++count; ((void)data_); }
50
~MemFunClass()51 ~MemFunClass() {--count;}
52
foo()53 int foo() const { return 42; }
foo(int i)54 int foo(int i) const { return i; }
foo(int i,int)55 int foo(int i, int) const { return i; }
foo(int i,int,int)56 int foo(int i, int, int) const { return i; }
57 };
58
59 int MemFunClass::count = 0;
60
FreeFunction()61 int FreeFunction() { return 42; }
FreeFunction(int i)62 int FreeFunction(int i) {return i;}
FreeFunction(int i,int)63 int FreeFunction(int i, int) { return i; }
FreeFunction(int i,int,int)64 int FreeFunction(int i, int, int) { return i; }
65
66 #endif // FUNCTION_TYPES_H
67