gcc/testsuite/c-c++-common/asan/no-redundant-instrumentation-12.c

   1 /* { dg-options "-fdump-tree-sanopt" } */
   2 /* { dg-do compile } */
   3 /* { dg-skip-if "" { *-*-* } { "-flto" } { "" } } */
   4
   5 void
   6 foo (char *p)
   7 {
   8   volatile int zero = 0;
   9   __builtin_memcpy (p, "abc", zero);
  10   /* This generates a __builtin___asan_report_store1 because we pass volatile
  11      zero length into memcpy.  */
  12   p[0] = 'd';
  13 }
  14
  15 /* { dg-final { scan-tree-dump-times "__builtin___asan_report_store1" 1 "sanopt" } } */