1 //RUN: %clang_cc1 -O0 -fsyntax-only -verify %s 2 //RUN: %clang_cc1 -O0 -cl-std=CL2.0 -fsyntax-only -verify -DCL20 %s 3 4 kernel void D (global int *x) { 5 int i = 10; 6 #ifndef CL20 7 // expected-error@+2 {{'opencl_unroll_hint' attribute requires OpenCL version 2.0 or above}} 8 #endif 9 __attribute__((opencl_unroll_hint)) 10 do { 11 } while(i--); 12 } 13 14 #ifdef CL20 15 kernel void C (global int *x) { 16 int I = 3; 17 __attribute__((opencl_unroll_hint(I))) // expected-error {{'opencl_unroll_hint' attribute requires an integer constant}} 18 while (I--); 19 } 20 21 kernel void E() { 22 __attribute__((opencl_unroll_hint(2,4))) // expected-error {{'opencl_unroll_hint' attribute takes no more than 1 argument}} 23 for(int i=0; i<100; i++); 24 } 25 26 kernel void F() { 27 __attribute__((opencl_unroll_hint(-1))) // expected-error {{'opencl_unroll_hint' attribute requires a positive integral compile time constant expression}} 28 for(int i=0; i<100; i++); 29 } 30 #endif 31
