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// RUN: %clang_cc1 -verify -fsyntax-only %s
// RUN: %clang_cc1 -Wconversion -verify -fsyntax-only -cl-std=CL2.0 %s
void test(void) {
global int *glob;
local int *loc;
constant int *con;
private int *priv;
global float *glob_wrong_ty;
typedef constant int const_int_ty;
const_int_ty *con_typedef;
glob = to_global(glob, loc);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-error@-2{{implicit declaration of function 'to_global' is invalid in OpenCL}}
// expected-warning@-3{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-5{{invalid number of arguments to function: 'to_global'}}
#endif
int x;
glob = to_global(x);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-4{{invalid argument x to function: 'to_global', expecting a generic pointer argument}}
#endif
glob = to_global(con);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-4{{invalid argument con to function: 'to_global', expecting a generic pointer argument}}
#endif
glob = to_global(con_typedef);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-4{{invalid argument con_typedef to function: 'to_global', expecting a generic pointer argument}}
#endif
loc = to_global(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__local int *' from 'int'}}
#else
// expected-error@-4{{assigning '__global int *' to '__local int *' changes address space of pointer}}
// expected-warning@-5{{passing non-generic address space pointer to to_global may cause dynamic conversion affecting performance}}
#endif
loc = to_private(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-error@-2{{implicit declaration of function 'to_private' is invalid in OpenCL}}
// expected-warning@-3{{incompatible integer to pointer conversion assigning to '__local int *' from 'int'}}
#else
// expected-error@-5{{assigning 'int *' to '__local int *' changes address space of pointer}}
// expected-warning@-6{{passing non-generic address space pointer to to_private may cause dynamic conversion affecting performance}}
#endif
loc = to_local(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-error@-2{{implicit declaration of function 'to_local' is invalid in OpenCL}}
// expected-warning@-3{{incompatible integer to pointer conversion assigning to '__local int *' from 'int'}}
// expected-note@-4{{did you mean 'to_global'}}
// expected-note@13{{'to_global' declared here}}
#else
// expected-warning@-7{{passing non-generic address space pointer to to_local may cause dynamic conversion affecting performance}}
#endif
priv = to_global(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to 'int *' from 'int'}}
#else
// expected-error@-4{{assigning '__global int *' to 'int *' changes address space of pointer}}
// expected-warning@-5{{passing non-generic address space pointer to to_global may cause dynamic conversion affecting performance}}
#endif
priv = to_private(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to 'int *' from 'int'}}
#else
// expected-warning@-4{{passing non-generic address space pointer to to_private may cause dynamic conversion affecting performance}}
#endif
priv = to_local(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to 'int *' from 'int'}}
#else
// expected-error@-4{{assigning '__local int *' to 'int *' changes address space of pointer}}
// expected-warning@-5{{passing non-generic address space pointer to to_local may cause dynamic conversion affecting performance}}
#endif
glob = to_global(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-warning@-4{{passing non-generic address space pointer to to_global may cause dynamic conversion affecting performance}}
#endif
glob = to_private(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-4{{assigning 'int *' to '__global int *' changes address space of pointer}}
// expected-warning@-5{{passing non-generic address space pointer to to_private may cause dynamic conversion affecting performance}}
#endif
glob = to_local(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global int *' from 'int'}}
#else
// expected-error@-4{{assigning '__local int *' to '__global int *' changes address space of pointer}}
// expected-warning@-5{{passing non-generic address space pointer to to_local may cause dynamic conversion affecting performance}}
#endif
global char *glob_c = to_global(loc);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion initializing '__global char *' with an expression of type 'int'}}
#else
// expected-warning@-4{{incompatible pointer types initializing '__global char *' with an expression of type '__global int *'}}
// expected-warning@-5{{passing non-generic address space pointer to to_global may cause dynamic conversion affecting performance}}
#endif
glob_wrong_ty = to_global(glob);
#if __OPENCL_C_VERSION__ < CL_VERSION_2_0
// expected-warning@-2{{incompatible integer to pointer conversion assigning to '__global float *' from 'int'}}
#else
// expected-warning@-4{{incompatible pointer types assigning to '__global float *' from '__global int *'}}
// expected-warning@-5{{passing non-generic address space pointer to to_global may cause dynamic conversion affecting performance}}
#endif
}
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