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// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only
__constant int ci = 1;
__kernel void foo(__global int *gip) {
__local int li;
__local int lj = 2; // expected-error {{'__local' variable cannot have an initializer}}
int *ip;
ip = gip; // expected-error {{assigning '__global int *' to 'int *' changes address space of pointer}}
ip = &li; // expected-error {{assigning '__local int *' to 'int *' changes address space of pointer}}
ip = &ci; // expected-error {{assigning '__constant int *' to 'int *' changes address space of pointer}}
}
void explicit_cast(global int* g, local int* l, constant int* c, private int* p, const constant int *cc)
{
g = (global int*) l; // expected-error {{casting '__local int *' to type '__global int *' changes address space of pointer}}
g = (global int*) c; // expected-error {{casting '__constant int *' to type '__global int *' changes address space of pointer}}
g = (global int*) cc; // expected-error {{casting 'const __constant int *' to type '__global int *' changes address space of pointer}}
g = (global int*) p; // expected-error {{casting 'int *' to type '__global int *' changes address space of pointer}}
l = (local int*) g; // expected-error {{casting '__global int *' to type '__local int *' changes address space of pointer}}
l = (local int*) c; // expected-error {{casting '__constant int *' to type '__local int *' changes address space of pointer}}
l = (local int*) cc; // expected-error {{casting 'const __constant int *' to type '__local int *' changes address space of pointer}}
l = (local int*) p; // expected-error {{casting 'int *' to type '__local int *' changes address space of pointer}}
c = (constant int*) g; // expected-error {{casting '__global int *' to type '__constant int *' changes address space of pointer}}
c = (constant int*) l; // expected-error {{casting '__local int *' to type '__constant int *' changes address space of pointer}}
c = (constant int*) p; // expected-error {{casting 'int *' to type '__constant int *' changes address space of pointer}}
p = (private int*) g; // expected-error {{casting '__global int *' to type 'int *' changes address space of pointer}}
p = (private int*) l; // expected-error {{casting '__local int *' to type 'int *' changes address space of pointer}}
p = (private int*) c; // expected-error {{casting '__constant int *' to type 'int *' changes address space of pointer}}
p = (private int*) cc; // expected-error {{casting 'const __constant int *' to type 'int *' changes address space of pointer}}
}
void ok_explicit_casts(global int *g, global int* g2, local int* l, local int* l2, private int* p, private int* p2)
{
g = (global int*) g2;
l = (local int*) l2;
p = (private int*) p2;
}
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