1 // RUN: %libomptarget-compile-run-and-check-generic 2 3 // Clang 6.0 doesn't use the new map interface, undefined behavior when 4 // the compiler emits "old" interface code for structures. 5 // UNSUPPORTED: clang-6 6 7 #include <stdio.h> 8 #include <stdlib.h> 9 10 typedef struct { 11 int *ptr1; 12 int *ptr2; 13 } StructWithPtrs; 14 main(int argc,char * argv[])15int main(int argc, char *argv[]) { 16 StructWithPtrs s, s2; 17 s.ptr1 = malloc(sizeof(int)); 18 s.ptr2 = malloc(2 * sizeof(int)); 19 s2.ptr1 = malloc(sizeof(int)); 20 s2.ptr2 = malloc(2 * sizeof(int)); 21 22 #pragma omp target enter data map(to : s2.ptr2[0 : 1]) 23 #pragma omp target map(s.ptr1[0 : 1], s.ptr2[0 : 2]) 24 { 25 s.ptr1[0] = 1; 26 s.ptr2[0] = 2; 27 s.ptr2[1] = 3; 28 } 29 #pragma omp target exit data map(from : s2.ptr1[0 : 1], s2.ptr2[0 : 1]) 30 31 // CHECK: s.ptr1[0] = 1 32 // CHECK: s.ptr2[0] = 2 33 // CHECK: s.ptr2[1] = 3 34 printf("s.ptr1[0] = %d\n", s.ptr1[0]); 35 printf("s.ptr2[0] = %d\n", s.ptr2[0]); 36 printf("s.ptr2[1] = %d\n", s.ptr2[1]); 37 38 free(s.ptr1); 39 free(s.ptr2); 40 free(s2.ptr1); 41 free(s2.ptr2); 42 43 return 0; 44 } 45