gcc/testsuite/gcc.dg/Warray-parameter-3-novec.c

   1 /* PR c/50584 - No warning for passing small array to C99 static array
   2    declarator
   3    { dg-do compile }
   4    { dg-options "-Wall -Warray-parameter=1" } */
   5
   6 /* Also verify that -Warray-bounds doesn't trigger for ordinary array
   7    parameters...  */
   8 #pragma GCC optimize ("2,no-tree-vectorize")
   9
  10 /* ...but does for static arrays.  */
  11 __attribute__ ((noipa)) void
  12 gcas3 (char a[static 3])
  13 {
  14   a[0] = 0; a[1] = 1; a[2] = 2;
  15   a[3] = 3;                   // { dg-warning "\\\[-Warray-bounds" }
  16 }