clang/test/AST/ast-print-builtin-counted-by-ref.c

   1 // RUN: %clang_cc1 -triple x86_64-unknown-linux -ast-print %s -o - | FileCheck %s
   2
   3 typedef unsigned long int size_t;
   4
   5 int global_array[42];
   6 int global_int;
   7
   8 struct fam_struct {
   9   int x;
  10   char count;
  11   int array[] __attribute__((counted_by(count)));
  12 };
  13
  14 // CHECK-LABEL: void test1(struct fam_struct *ptr, int size) {
  15 // CHECK-NEXT:      size_t __ignored_assignment;
  16 // CHECK-NEXT:      *_Generic(__builtin_counted_by_ref(ptr->array), void *: &__ignored_assignment, default: __builtin_counted_by_ref(ptr->array)) = 42;
  17 void test1(struct fam_struct *ptr, int size) {
  18   size_t __ignored_assignment;
  19
  20   *_Generic(__builtin_counted_by_ref(ptr->array),
  21            void *: &__ignored_assignment,
  22            default: __builtin_counted_by_ref(ptr->array)) = 42; // ok
  23 }