| 1 | // RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -Wno-unused-value -triple spir-unknown-unknown |
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| 2 | |
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| 3 | #pragma OPENCL EXTENSION cl_khr_fp16 : disable |
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| 4 | constant float f = 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}} |
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| 5 | |
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| 6 | half half_disabled(half *p, // expected-error{{declaring function return value of type 'half' is not allowed}} |
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| 7 | half h) // expected-error{{declaring function parameter of type 'half' is not allowed}} |
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| 8 | { |
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| 9 | half a[2]; // expected-error{{declaring variable of type 'half [2]' is not allowed}} |
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| 10 | half b; // expected-error{{declaring variable of type 'half' is not allowed}} |
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| 11 | *p; // expected-error{{loading directly from pointer to type 'half' requires cl_khr_fp16. Use vector data load builtin functions instead}} |
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| 12 | *p = 0; // expected-error{{assigning directly to pointer to type 'half' requires cl_khr_fp16. Use vector data store builtin functions instead}} |
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| 13 | p[1]; // expected-error{{loading directly from pointer to type 'half' requires cl_khr_fp16. Use vector data load builtin functions instead}} |
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| 14 | p[1] = 0; // expected-error{{assigning directly to pointer to type 'half' requires cl_khr_fp16. Use vector data store builtin functions instead}} |
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| 15 | |
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| 16 | float c = 1.0f; |
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| 17 | b = (half) c; // expected-error{{casting to type 'half' is not allowed}} |
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| 18 | c = (float) 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}} |
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| 19 | b = 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}} |
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| 20 | |
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| 21 | half *allowed = &p[1]; |
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| 22 | half *allowed2 = &*p; |
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| 23 | half *allowed3 = p + 1; |
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| 24 | |
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| 25 | return h; |
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| 26 | } |
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| 27 | |
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| 28 | kernel void half_disabled_kernel(global half *p, |
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| 29 | half h); // expected-error{{declaring function parameter of type 'half' is not allowed; did you forget * ?}} |
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| 30 | |
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| 31 | // Exactly the same as above but with the cl_khr_fp16 extension enabled. |
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| 32 | #pragma OPENCL EXTENSION cl_khr_fp16 : enable |
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| 33 | constant half a = 1.0h; |
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| 34 | half half_enabled(half *p, half h) |
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| 35 | { |
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| 36 | half a[2]; |
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| 37 | half b; |
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| 38 | *p; |
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| 39 | *p = 0; |
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| 40 | p[1]; |
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| 41 | p[1] = 0; |
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| 42 | |
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| 43 | float c = 1.0f; |
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| 44 | b = (half) c; |
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| 45 | c = (float) 1.0h; |
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| 46 | b = 1.0h; |
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| 47 | |
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| 48 | half *allowed = &p[1]; |
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| 49 | half *allowed2 = &*p; |
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| 50 | half *allowed3 = p + 1; |
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| 51 | |
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| 52 | return h; |
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| 53 | } |
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| 54 | |
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| 55 | kernel void half_enabled_kernel(global half *p, |
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| 56 | half h); |
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| 57 | |
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| 58 | |
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