main/gcc/testsuite/c-c++-common/ubsan/attrib-4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fsanitize=undefined" } */
   3
   4 /* Test that we don't instrument functions marked with
   5    no_sanitize_undefined attribute.  */
   6
   7 struct S { int a[16]; };
   8
   9 __attribute__((no_sanitize_undefined)) long long
  10 foo (int *a, long long *b, struct S *c)
  11 {
  12   return a[1] + *b + c->a[a[0]];
  13 }
  14
  15 /* { dg-final { scan-assembler-not "__ubsan_handle" } } */