llvm-project/clang/test/SemaCXX/borland-extensions.cpp

63 lines
1.8 KiB
C++

// RUN: %clang_cc1 %s -fsyntax-only -fborland-extensions -triple x86_64-linux-gnu -verify
// RUN: %clang_cc1 %s -fsyntax-only -fborland-extensions -triple i686-linux-gnu -Werror
// Borland extensions
// 1. test -fborland-extensions
int dummy_function() { return 0; }
// 2. test __pascal
// expected-warning@+1 {{calling convention '_pascal' ignored for this target}}
int _pascal f2();
// expected-warning@+1 {{calling convention '__pascal' ignored for this target}}
float __pascal gi2(int, int);
// expected-warning@+1 {{calling convention '__pascal' ignored for this target}}
template<typename T> T g2(T (__pascal * const )(int, int)) { return 0; }
struct M {
// expected-warning@+1 {{calling convention '__pascal' ignored for this target}}
int __pascal addP();
// expected-warning@+1 {{calling convention '__pascal' ignored for this target}}
float __pascal subtractP();
};
// expected-warning@+1 {{calling convention '__pascal' ignored for this target}}
template<typename T> int h2(T (__pascal M::* const )()) { return 0; }
void m2() {
int i; float f;
i = f2();
f = gi2(2, i);
f = g2(gi2);
i = h2<int>(&M::addP);
f = h2(&M::subtractP);
}
// 3. test other calling conventions
int _cdecl fa3();
// expected-warning@+1 {{calling convention '_fastcall' ignored for this target}}
int _fastcall fc3();
// expected-warning@+1 {{calling convention '_stdcall' ignored for this target}}
int _stdcall fd3();
// 4. test __uuidof()
typedef struct _GUID {
unsigned long Data1;
unsigned short Data2;
unsigned short Data3;
unsigned char Data4[ 8 ];
} GUID;
struct __declspec(uuid("{12345678-1234-1234-1234-123456789abc}")) Foo;
struct Data {
GUID const* Guid;
};
void t4() {
unsigned long data;
const GUID guid_inl = __uuidof(Foo);
Data ata1 = { &guid_inl};
data = ata1.Guid->Data1;
}