gcc/testsuite/gcc.dg/Wstringop-overflow-74.c

   1 /* PR middle-end/102200 - ICE on a min of a decl and pointer in a loop
   2    { dg-do compile }
   3    { dg-options "-O2 -Wall" } */
   4
   5 typedef __SIZE_TYPE__ size_t;
   6
   7 extern char a[], n;
   8
   9 void f (void)
  10 {
  11   char *p = a;
  12   size_t end = 1;
  13
  14   while (n)
  15     {
  16       if (p < (char*)end)
  17         *p = ';';
  18
  19       if (p > (char*)&end)
  20         p = (char*)&end;
  21     }
  22 }