1 // RUN: %clang_cc1 %s -triple spir-unknown-unknown -pedantic -verify -fsyntax-only
3 __global const int& f(__global float &ref) {
4 return ref; // expected-error{{reference of type 'const __global int &' cannot bind to a temporary object because of address space mismatch}}
7 int bar(const __global unsigned int &i); // expected-note{{passing argument to parameter 'i' here}}
8 //FIXME: With the overload below the call should be resolved
9 // successfully. However, current overload resolution logic
10 // can't detect this case and therefore fails.
11 int bar(const unsigned int &i);
13 typedef short short2 __attribute__((ext_vector_type(2)));
16 void gen(const short2 &);
17 void glob(__global const short2 &); //expected-note{{passing argument to parameter here}}
18 void nested_list(const short2 (&)[2]);
22 bar(1); // expected-error{{binding reference of type 'const __global unsigned int' to value of type 'int' changes address space}}
25 c.glob({1, 2}); //expected-error{{binding reference of type 'const __global short2' (vector of 2 'short' values) to value of type 'void' changes address space}}
26 c.nested_list({{1, 2}, {3, 4}});
29 // Test addr space conversion with nested pointers
31 extern void nestptr(int *&); // expected-note {{candidate function not viable: no known conversion from '__global int *__private' to '__generic int *__generic &__private' for 1st argument}}
32 extern void nestptr_const(int * const &); // expected-note {{candidate function not viable: cannot pass pointer to address space '__constant' as a pointer to address space '__generic' in 1st argument}}
33 int test_nestptr(__global int *glob, __constant int *cons, int* gen) {
34 nestptr(glob); // expected-error{{no matching function for call to 'nestptr'}}
35 // Addr space conversion first occurs on a temporary.
37 // No legal conversion between disjoint addr spaces.
38 nestptr_const(cons); // expected-error{{no matching function for call to 'nestptr_const'}}
39 return *(*cons ? glob : gen);