| Peter Collingbourne | a97b443 | 2011-11-08 02:52:58 +0000 | [diff] [blame] | 1 | // RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only |
| 2 | |
| 3 | __constant int ci = 1; |
| 4 | |
| 5 | __kernel void foo(__global int *gip) { |
| 6 | __local int li; |
| 7 | __local int lj = 2; // expected-error {{'__local' variable cannot have an initializer}} |
| 8 | |
| 9 | int *ip; |
| 10 | ip = gip; // expected-error {{assigning '__global int *' to 'int *' changes address space of pointer}} |
| 11 | ip = &li; // expected-error {{assigning '__local int *' to 'int *' changes address space of pointer}} |
| 12 | ip = &ci; // expected-error {{assigning '__constant int *' to 'int *' changes address space of pointer}} |
| 13 | } |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 14 | |
| Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 15 | void explicit_cast(global int* g, local int* l, constant int* c, private int* p, const constant int *cc) |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 16 | { |
| 17 | g = (global int*) l; // expected-error {{casting '__local int *' to type '__global int *' changes address space of pointer}} |
| 18 | g = (global int*) c; // expected-error {{casting '__constant int *' to type '__global int *' changes address space of pointer}} |
| Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 19 | g = (global int*) cc; // expected-error {{casting 'const __constant int *' to type '__global int *' changes address space of pointer}} |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 20 | g = (global int*) p; // expected-error {{casting 'int *' to type '__global int *' changes address space of pointer}} |
| 21 | |
| 22 | l = (local int*) g; // expected-error {{casting '__global int *' to type '__local int *' changes address space of pointer}} |
| 23 | l = (local int*) c; // expected-error {{casting '__constant int *' to type '__local int *' changes address space of pointer}} |
| Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 24 | l = (local int*) cc; // expected-error {{casting 'const __constant int *' to type '__local int *' changes address space of pointer}} |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 25 | l = (local int*) p; // expected-error {{casting 'int *' to type '__local int *' changes address space of pointer}} |
| 26 | |
| 27 | c = (constant int*) g; // expected-error {{casting '__global int *' to type '__constant int *' changes address space of pointer}} |
| 28 | c = (constant int*) l; // expected-error {{casting '__local int *' to type '__constant int *' changes address space of pointer}} |
| 29 | c = (constant int*) p; // expected-error {{casting 'int *' to type '__constant int *' changes address space of pointer}} |
| 30 | |
| 31 | p = (private int*) g; // expected-error {{casting '__global int *' to type 'int *' changes address space of pointer}} |
| 32 | p = (private int*) l; // expected-error {{casting '__local int *' to type 'int *' changes address space of pointer}} |
| 33 | p = (private int*) c; // expected-error {{casting '__constant int *' to type 'int *' changes address space of pointer}} |
| Stephen Hines | 176edba | 2014-12-01 14:53:08 -0800 | [diff] [blame] | 34 | p = (private int*) cc; // expected-error {{casting 'const __constant int *' to type 'int *' changes address space of pointer}} |
| Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 35 | } |
| 36 | |
| 37 | void ok_explicit_casts(global int *g, global int* g2, local int* l, local int* l2, private int* p, private int* p2) |
| 38 | { |
| 39 | g = (global int*) g2; |
| 40 | l = (local int*) l2; |
| 41 | p = (private int*) p2; |
| 42 | } |