// Build with "cl.exe /Zi /GR- /GS- -EHs-c- every-function.cpp /link /debug /nodefaultlib /incremental:no /entry:main" // Getting functions with the correct calling conventions requires building in x86. // clang-format off void *__purecall = 0; void __cdecl operator delete(void *,unsigned int) {} void __cdecl operator delete(void *,unsigned __int64) {} // All calling conventions that appear in normal code. int __cdecl cc_cdecl() { return 42; } int __stdcall cc_stdcall() { return 42; } int __fastcall cc_fastcall() { return 42; } int __vectorcall cc_vectorcall() { return 42; } struct Struct { Struct() {} // constructor int __thiscall cc_thiscall() { return 42; } void M() { } void CM() const { } void VM() volatile { } void CVM() const volatile { } }; int builtin_one_param(int x) { return 42; } int builtin_two_params(int x, char y) { return 42; } void struct_one_param(Struct S) { } void modified_builtin_param(const int X) { } void modified_struct_param(const Struct S) { } void pointer_builtin_param(int *X) { } void pointer_struct_param(Struct *S) { } void modified_pointer_builtin_param(const int *X) { } void modified_pointer_struct_param(const Struct *S) { } Struct rvo() { return Struct(); } struct Base1 { virtual ~Base1() {} }; struct Base2 : public virtual Base1 { }; struct Derived : public virtual Base1, public Base2 { }; int main() { cc_cdecl(); cc_stdcall(); cc_fastcall(); Struct().cc_thiscall(); cc_vectorcall(); builtin_one_param(42); builtin_two_params(42, 'x'); struct_one_param(Struct{}); modified_builtin_param(42); modified_struct_param(Struct()); pointer_builtin_param(nullptr); pointer_struct_param(nullptr); modified_pointer_builtin_param(nullptr); modified_pointer_struct_param(nullptr); Struct S = rvo(); Derived D; return 42; }