1/* { dg-options "-fdump-tree-sanopt" } */ 2/* { dg-do compile } */ 3/* { dg-skip-if "" { *-*-* } { "*" } { "-O0" } } */ 4 5void 6foo (char *p) 7{ 8 __builtin_memcpy (p, "abc", 2); 9 /* This doesn't generate a __builtin___asan_report_store1 because we 10 verified p[0] through p[2] is writable in previous memcpy call. */ 11 p[0] = 'd'; 12} 13 14/* { dg-final { scan-tree-dump-not "__builtin___asan_report_store1" "sanopt" } } */ 15/* { dg-final { cleanup-tree-dump "sanopt" } } */ 16