llvm-project/clang/test/SemaTemplate/address_space-dependent.cpp

120 lines
5.3 KiB
C++

// RUN: %clang_cc1 -x c++ -std=c++14 -fsyntax-only -verify %s
template <int I, int J, int K>
void car() {
int __attribute__((address_space(I))) __attribute__((address_space(J))) * Y; // expected-error {{multiple address spaces specified for type}}
int *__attribute__((address_space(I))) __attribute__((address_space(J))) * Z; // expected-error {{multiple address spaces specified for type}}
__attribute__((address_space(I))) int local; // expected-error {{automatic variable qualified with an address space}}
__attribute__((address_space(J))) int array[5]; // expected-error {{automatic variable qualified with an address space}}
__attribute__((address_space(I))) int arrarr[5][5]; // expected-error {{automatic variable qualified with an address space}}
__attribute__((address_space(J))) * x; // expected-error {{C++ requires a type specifier for all declarations}}
__attribute__((address_space(I))) float *B;
typedef __attribute__((address_space(J))) int AS2Int;
struct HasASFields {
AS2Int typedef_as_field; // expected-error {{field may not be qualified with an address space}}
};
struct _st {
int x, y;
} s __attribute((address_space(I))) = {1, 1};
}
template <int I>
struct HasASTemplateFields {
__attribute__((address_space(I))) int as_field; // expected-error {{field may not be qualified with an address space}}
};
template <int I, int J>
void foo(__attribute__((address_space(I))) float *a, // expected-note {{candidate template ignored: substitution failure [with I = 1, J = 2]: parameter may not be qualified with an address space}}
__attribute__((address_space(J))) float b) {
*a = 5.0f + b;
}
template void foo<1, 2>(float *, float); // expected-error {{explicit instantiation of 'foo' does not refer to a function template, variable template, member function, member class, or static data member}}
template <int I>
void neg() {
__attribute__((address_space(I))) int *bounds; // expected-error {{address space is negative}}
}
template <long int I>
void tooBig() {
__attribute__((address_space(I))) int *bounds; // expected-error {{address space is larger than the maximum supported (8388595)}}
}
template <long int I>
void correct() {
__attribute__((address_space(I))) int *bounds;
}
template <int I, int J>
char *cmp(__attribute__((address_space(I))) char *x, __attribute__((address_space(J))) char *y) {
return x < y ? x : y; // expected-error {{comparison of distinct pointer types ('__attribute__((address_space(1))) char *' and '__attribute__((address_space(2))) char *')}}
}
typedef void ft(void);
template <int I>
struct fooFunction {
__attribute__((address_space(I))) void **const base = 0;
void *get_0(void) {
return base[0]; // expected-error {{cannot initialize return object of type 'void *' with an lvalue of type '__attribute__((address_space(1))) void *}}
}
__attribute__((address_space(I))) ft qf; // expected-error {{function type may not be qualified with an address space}}
__attribute__((address_space(I))) char *test3_val;
void test3(void) {
extern void test3_helper(char *p); // expected-note {{passing argument to parameter 'p' here}}
test3_helper(test3_val); // expected-error {{cannot initialize a parameter of type 'char *' with an lvalue of type '__attribute__((address_space(1))) char *'}}
}
};
template <typename T, int N>
int GetAddressSpaceValue(T __attribute__((address_space(N))) * p) {
return N;
}
template <unsigned A> int __attribute__((address_space(A))) *same_template();
template <unsigned B> int __attribute__((address_space(B))) *same_template();
void test_same_template() { (void) same_template<0>(); }
template <unsigned A> int __attribute__((address_space(A))) *different_template(); // expected-note {{candidate function [with A = 0]}}
template <unsigned B> int __attribute__((address_space(B+1))) *different_template(); // expected-note {{candidate function [with B = 0]}}
void test_different_template() { (void) different_template<0>(); } // expected-error {{call to 'different_template' is ambiguous}}
template <typename T> struct partial_spec_deduce_as;
template <typename T, unsigned AS>
struct partial_spec_deduce_as <__attribute__((address_space(AS))) T *> {
static const unsigned value = AS;
};
int main() {
int __attribute__((address_space(1))) * p1;
int p = GetAddressSpaceValue(p1);
car<1, 2, 3>(); // expected-note {{in instantiation of function template specialization 'car<1, 2, 3>' requested here}}
HasASTemplateFields<1> HASTF;
neg<-1>(); // expected-note {{in instantiation of function template specialization 'neg<-1>' requested here}}
correct<0x7FFFF3>();
tooBig<8388650>(); // expected-note {{in instantiation of function template specialization 'tooBig<8388650>' requested here}}
__attribute__((address_space(1))) char *x;
__attribute__((address_space(2))) char *y;
cmp<1, 2>(x, y); // expected-note {{in instantiation of function template specialization 'cmp<1, 2>' requested here}}
fooFunction<1> ff;
ff.get_0(); // expected-note {{in instantiation of member function 'fooFunction<1>::get_0' requested here}}
ff.qf();
ff.test3(); // expected-note {{in instantiation of member function 'fooFunction<1>::test3' requested here}}
static_assert(partial_spec_deduce_as<int __attribute__((address_space(3))) *>::value == 3, "address space value has been incorrectly deduced");
return 0;
}