File: pr68582.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* PR middle-end/68582 */
/* { dg-do compile } */
/* { dg-options "-Wunused-function" } */

/* We failed to give the warning for functions with TREE_THIS_VOLATILE set.  */

static void
fn1 (void) /* { dg-warning "defined but not used" } */
{
  __builtin_abort ();
}

__attribute__ ((noreturn))
static void
fn2 (void) /* { dg-warning "defined but not used" } */
{
  __builtin_abort ();
}

__attribute__ ((volatile))
static void
fn3 (void) /* { dg-warning "defined but not used" } */
{
  __builtin_abort ();
}