106 lines
4.5 KiB
C++
106 lines
4.5 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify -fms-extensions %s -triple x86_64-pc-win32
|
|
|
|
struct __declspec(code_seg("my_one")) FooOne {
|
|
int barC();
|
|
};
|
|
|
|
struct FooTwo {
|
|
int __declspec(code_seg("my_three")) barD();
|
|
int barE();
|
|
};
|
|
int __declspec(code_seg("my_four")) FooOne::barC() { return 10; }
|
|
// expected-warning@-1 {{codeseg does not match previous declaration}}
|
|
// expected-note@3{{previous attribute is here}}
|
|
int __declspec(code_seg("my_five")) FooTwo::barD() { return 20; }
|
|
// expected-warning@-1 {{codeseg does not match previous declaration}}
|
|
// expected-note@8 {{previous attribute is here}}
|
|
int __declspec(code_seg("my_six")) FooTwo::barE() { return 30; }
|
|
// expected-warning@-1 {{codeseg does not match previous declaration}}
|
|
// expected-note@9 {{previous declaration is here}}
|
|
|
|
// Microsoft docs say:
|
|
// If a base-class has a code_seg attribute, derived classes must have the
|
|
// same attribute.
|
|
struct __declspec(code_seg("my_base")) Base1 {};
|
|
struct Base2 {};
|
|
|
|
struct D1 : Base1 {};
|
|
//expected-error@-1 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@24 {{base class 'Base1' specified here}}
|
|
struct __declspec(code_seg("my_derived")) D2 : Base1 {};
|
|
// expected-error@-1 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@24 {{base class 'Base1' specified here}}
|
|
struct __declspec(code_seg("my_derived")) D3 : Base2 {};
|
|
// expected-error@-1 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@25 {{base class 'Base2' specified here}}
|
|
|
|
template <typename T> struct __declspec(code_seg("my_base")) MB : T { };
|
|
template <typename T> struct __declspec(code_seg("my_derived")) MD : T { };
|
|
MB<Base1> mb1; // ok
|
|
MB<Base2> mb2;
|
|
// expected-error@37 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@-2 {{in instantiation of template class}}
|
|
// expected-note@25 {{base class 'Base2' specified here}}
|
|
MD<Base1> md1;
|
|
// expected-error@38 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@-2 {{in instantiation of template class}}
|
|
// expected-note@24 {{base class 'Base1' specified here}}
|
|
MD<Base2> md2;
|
|
// expected-error@38 {{derived class must specify the same code segment as its base classes}}
|
|
// expected-note@-2 {{in instantiation of template class}}
|
|
// expected-note@25 {{base class 'Base2' specified here}}
|
|
|
|
// Virtual overrides must have the same code_seg.
|
|
struct __declspec(code_seg("my_one")) Base3 {
|
|
virtual int barA() { return 1; }
|
|
virtual int __declspec(code_seg("my_two")) barB() { return 2; }
|
|
};
|
|
struct __declspec(code_seg("my_one")) Derived3 : Base3 {
|
|
int barA() { return 4; } // ok
|
|
int barB() { return 6; }
|
|
// expected-error@-1 {{overriding virtual function must specify the same code segment as its overridden function}}
|
|
// expected-note@56 {{previous declaration is here}}
|
|
};
|
|
|
|
struct Base4 {
|
|
virtual int __declspec(code_seg("my_one")) barA() {return 1;}
|
|
virtual int barB() { return 2;}
|
|
};
|
|
struct Derived4 : Base4 {
|
|
virtual int barA() {return 1;}
|
|
// expected-error@-1 {{overriding virtual function must specify the same code segment as its overridden function}}
|
|
// expected-note@66 {{previous declaration is here}}
|
|
virtual int __declspec(code_seg("my_two")) barB() {return 1;}
|
|
// expected-error@-1 {{overriding virtual function must specify the same code segment as its overridden function}}
|
|
// expected-note@67 {{previous declaration is here}}
|
|
};
|
|
|
|
// MS gives an error when different code segments are used but a warning when a duplicate is used
|
|
|
|
// Function
|
|
int __declspec(code_seg("foo")) __declspec(code_seg("foo")) bar1() { return 1; }
|
|
// expected-warning@-1 {{duplicate code segment specifiers}}
|
|
int __declspec(code_seg("foo")) __declspec(code_seg("bar")) bar2() { return 1; }
|
|
// expected-error@-1 {{conflicting code segment specifiers}}
|
|
|
|
// Class
|
|
struct __declspec(code_seg("foo")) __declspec(code_seg("foo")) Foo {
|
|
// expected-warning@-1 {{duplicate code segment specifiers}}
|
|
int bar3() {return 0;}
|
|
};
|
|
struct __declspec(code_seg("foo")) __declspec(code_seg("bar")) FooSix {
|
|
// expected-error@-1 {{conflicting code segment specifiers}}
|
|
int bar3() {return 0;}
|
|
};
|
|
|
|
//Class Members
|
|
struct FooThree {
|
|
int __declspec(code_seg("foo")) __declspec(code_seg("foo")) bar1() { return 1; }
|
|
// expected-warning@-1 {{duplicate code segment specifiers}}
|
|
int __declspec(code_seg("foo")) __declspec(code_seg("bar")) bar2() { return 1; }
|
|
// expected-error@-1 {{conflicting code segment specifiers}}
|
|
int bar8();
|
|
int bar9() { return 9; }
|
|
};
|
|
|