1c4762a1bSJed Brown static char help[] = "Tests PetscArraymove()/PetscMemmove()\n"; 2c4762a1bSJed Brown 3c4762a1bSJed Brown #include <petscsys.h> 4c4762a1bSJed Brown 5d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv) 6d71ae5a4SJacob Faibussowitsch { 7c4762a1bSJed Brown PetscInt i, *a, *b; 8c4762a1bSJed Brown 9327415f7SBarry Smith PetscFunctionBeginUser; 10*c8025a54SPierre Jolivet PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 11c4762a1bSJed Brown 129566063dSJacob Faibussowitsch PetscCall(PetscMalloc1(10, &a)); 139566063dSJacob Faibussowitsch PetscCall(PetscMalloc1(20, &b)); 14c4762a1bSJed Brown 15c4762a1bSJed Brown /* 16c4762a1bSJed Brown Nonoverlapping regions 17c4762a1bSJed Brown */ 18c4762a1bSJed Brown for (i = 0; i < 20; i++) b[i] = i; 199566063dSJacob Faibussowitsch PetscCall(PetscArraymove(a, b, 10)); 209566063dSJacob Faibussowitsch PetscCall(PetscIntView(10, a, NULL)); 21c4762a1bSJed Brown 229566063dSJacob Faibussowitsch PetscCall(PetscFree(a)); 23c4762a1bSJed Brown 24c4762a1bSJed Brown /* 25c4762a1bSJed Brown | | | | 26c4762a1bSJed Brown b a b+15 b+20 27c4762a1bSJed Brown a+10 a+15 28c4762a1bSJed Brown */ 29c4762a1bSJed Brown a = b + 5; 309566063dSJacob Faibussowitsch PetscCall(PetscArraymove(a, b, 15)); 319566063dSJacob Faibussowitsch PetscCall(PetscIntView(15, a, NULL)); 329566063dSJacob Faibussowitsch PetscCall(PetscFree(b)); 33c4762a1bSJed Brown 34c4762a1bSJed Brown /* 35c4762a1bSJed Brown | | | | 36c4762a1bSJed Brown a b a+20 a+25 37c4762a1bSJed Brown b+20 38c4762a1bSJed Brown */ 399566063dSJacob Faibussowitsch PetscCall(PetscMalloc1(25, &a)); 40c4762a1bSJed Brown b = a + 5; 41c4762a1bSJed Brown for (i = 0; i < 20; i++) b[i] = i; 429566063dSJacob Faibussowitsch PetscCall(PetscArraymove(a, b, 20)); 439566063dSJacob Faibussowitsch PetscCall(PetscIntView(20, a, NULL)); 449566063dSJacob Faibussowitsch PetscCall(PetscFree(a)); 45c4762a1bSJed Brown 469566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 47b122ec5aSJacob Faibussowitsch return 0; 48c4762a1bSJed Brown } 49c4762a1bSJed Brown 50c4762a1bSJed Brown /*TEST 51c4762a1bSJed Brown 52c4762a1bSJed Brown test: 53c4762a1bSJed Brown 54c4762a1bSJed Brown TEST*/ 55