ubuntu-buildroot/output/build/host-gcc-initial-11.4.0/gcc/testsuite/gcc.target/bpf/helper-perf-event-read.c

/* { dg-do compile } */
/* { dg-options "-std=gnu99" } */

#include <stdint.h>
#include <bpf-helpers.h>

void
foo ()
{
  uint64_t ret;
  void *map;
  uint64_t flags;

  ret = bpf_perf_event_read (map, flags);
}

/* { dg-final { scan-assembler "call\t22" } } */