gcc/testsuite/gcc.c-torture/compile/pr34093.c

   1 struct X { int i; int j; };
   2 #define FOO struct X
   3 #define FOO10(x) FOO x ## 0; FOO x ## 1; FOO x ## 2; FOO x ## 3; FOO x ## 4; FOO x ## 5; FOO x ## 6; FOO x ## 7; FOO x ## 8; FOO x ## 9;
   4 #define FOO100(x) FOO10(x ## 0) FOO10(x ## 1) FOO10(x ## 2) FOO10(x ## 3) FOO10(x ## 4) FOO10(x ## 5) FOO10(x ## 6) FOO10(x ## 7) FOO10(x ## 8) FOO10(x ## 9)
   5   FOO100(x0)
   6   FOO100(x1)
   7   FOO100(x2)
   8   FOO100(x3)
   9   FOO100(x4)
  10   FOO100(x5)
  11   FOO100(x6)
  12   FOO100(x7)
  13   FOO100(x8)
  14   FOO100(x9)
  15
  16 #define COO(n,f) case n: p = &f; break;
  17 #define COO10(n,f) COO(n ## 0, f ## 0) COO(n ## 1, f ## 1) COO(n ## 2, f ## 2) COO(n ## 3, f ## 3) COO(n ## 4, f ## 4) COO(n ## 5, f ## 5) COO(n ## 6, f ## 6) COO(n ## 7, f ## 7) COO(n ## 8, f ## 8) COO(n ## 9, f ## 9)
  18 #define COO100(n,f) COO10(n ## 0, f ## 0) COO10(n ## 1, f ## 1) COO10(n ## 2, f ## 2) COO10(n ## 3, f ## 3) COO10(n ## 4, f ## 4) COO10(n ## 5, f ## 5) COO10(n ## 6, f ## 6) COO10(n ## 7, f ## 7) COO10(n ## 8, f ## 8) COO10(n ## 9, f ## 9)
  19
  20 int foo(int i)
  21 {
  22   struct X *p = 0;
  23   x000.i = 0;
  24   x599.j = 0;
  25   switch (i)
  26     {
  27   COO100(1, x0)
  28   COO100(2, x1)
  29   COO100(3, x2)
  30   COO100(4, x3)
  31   COO100(5, x4)
  32   COO100(6, x5)
  33   COO100(7, x6)
  34   COO100(8, x7)
  35   COO100(9, x8)
  36   COO100(10, x9)
  37     }
  38   return p->j;
  39 }