gcc/testsuite/c-c++-common/pr68107.c

   1 /* PR c/68107 */
   2 /* { dg-do compile } */
   3
   4 #define N ((__SIZE_MAX__ / sizeof (int)) / 2 + 1)
   5
   6 typedef int (*T1)[N]; /* { dg-error "too large" } */
   7 typedef int (*T2)[N - 1];
   8 typedef int (*T3)[N][N]; /* { dg-error "too large" } */
   9 typedef int (*T4)[N - 1][N - 1]; /* { dg-error "too large" } */
  10 typedef int (**T5)[N]; /* { dg-error "too large" } */
  11
  12 struct S {
  13   int (*q1)[N]; /* { dg-error "too large" } */
  14   int (*q2)[N - 1];
  15   int (*q3)[N][N]; /* { dg-error "too large" } */
  16   int (*q4)[N - 1][N - 1]; /* { dg-error "too large" } */
  17   int (**q5)[N]; /* { dg-error "too large" } */
  18 };
  19
  20 void fn1 (int (*p1)[N]); /* { dg-error "too large" } */
  21 void fn2 (int (*p1)[N - 1]);
  22 void fn3 (int (*p3)[N][N]); /* { dg-error "too large" } */
  23 void fn4 (int (*p4)[N - 1][N - 1]); /* { dg-error "too large" } */
  24 void fn5 (int (**p5)[N]); /* { dg-error "too large" } */
  25
  26 void
  27 fn (void)
  28 {
  29   int (*n1)[N]; /* { dg-error "too large" } */
  30   int (*n2)[N - 1];
  31   int (*n3)[N][N]; /* { dg-error "too large" } */
  32   int (*n4)[N - 1][N - 1]; /* { dg-error "too large" } */
  33   int (**n5)[N]; /* { dg-error "too large" } */
  34
  35   sizeof (int (*)[N]); /* { dg-error "too large" } */
  36   sizeof (int [N]); /* { dg-error "too large" } */
  37 }