1 /* Verify that gimple-level NRV is occurring when values other than the
2 return slot are call-clobbered. */
3 /* { dg-do compile } */
4 /* { dg-options "-O -fdump-tree-optimized" } */
6 typedef struct { int x[20]; void *y; } S;
7 typedef struct { int a; S b; } T;
8 S nrv_candidate (void);
9 void use_result (S, int);
20 /* i is call-clobbered for these calls, but result and result_arr
22 result = nrv_candidate ();
23 result_arr[3][4].b = nrv_candidate ();
25 use_result (result, i);
26 use_result (result_arr[3][4].b, i);
29 /* { dg-final { scan-tree-dump-times "return slot optimization" 2 "optimized" } } */
30 /* { dg-final { cleanup-tree-dump "optimized" } } */