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1// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -Wno-unused-value -triple spir-unknown-unknown2// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -Wno-unused-value -triple spir-unknown-unknown -fdeclare-opencl-builtins -finclude-default-header -DHAVE_BUILTINS3 4constant float f = 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}}5 6half half_disabled(half *p, // expected-error{{declaring function return value of type 'half' is not allowed}}7 half h) // expected-error{{declaring function parameter of type '__private half' is not allowed}}8{9 half a[2]; // expected-error{{declaring variable of type '__private half[2]' is not allowed}}10 half b; // expected-error{{declaring variable of type '__private half' is not allowed}}11 *p; // expected-error{{loading directly from pointer to type '__private half' requires cl_khr_fp16. Use vector data load builtin functions instead}}12 *p = 0; // expected-error{{assigning directly to pointer to type 'half' requires cl_khr_fp16. Use vector data store builtin functions instead}}13 p[1]; // expected-error{{loading directly from pointer to type '__private half' requires cl_khr_fp16. Use vector data load builtin functions instead}}14 p[1] = 0; // expected-error{{assigning directly to pointer to type 'half' requires cl_khr_fp16. Use vector data store builtin functions instead}}15 16 float c = 1.0f;17 b = (half) c; // expected-error{{casting to type 'half' is not allowed}}18 c = (float) 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}}19 b = 1.0h; // expected-error{{half precision constant requires cl_khr_fp16}}20 21 half *allowed = &p[1];22 half *allowed2 = &*p;23 half *allowed3 = p + 1;24 25#ifdef HAVE_BUILTINS26 (void)ilogb(*p); // expected-error{{loading directly from pointer to type '__private half' requires cl_khr_fp16. Use vector data load builtin functions instead}}27 vstore_half(42.0f, 0, p);28#endif29 30 return h;31}32 33kernel void half_disabled_kernel(global half *p,34 half h); // expected-error{{declaring function parameter of type '__private half' is not allowed; did you forget * ?}}35 36// Exactly the same as above but with the cl_khr_fp16 extension enabled.37#pragma OPENCL EXTENSION cl_khr_fp16 : enable38constant half a = 1.0h;39half half_enabled(half *p, half h)40{41 half a[2];42 half b;43 *p;44 *p = 0;45 p[1];46 p[1] = 0;47 48 float c = 1.0f;49 b = (half) c;50 c = (float) 1.0h;51 b = 1.0h;52 53 half *allowed = &p[1];54 half *allowed2 = &*p;55 half *allowed3 = p + 1;56 57#ifdef HAVE_BUILTINS58 (void)ilogb(*p);59 vstore_half(42.0f, 0, p);60#endif61 62 return h;63}64 65kernel void half_enabled_kernel(global half *p,66 half h);67 68