gcc/testsuite/gdc.test/runnable/test17338.d

   1 // PERMUTE_ARGS:
   2
   3 // COMDAT folding increases runtime by > 80x
   4 // REQUIRED_ARGS(windows): -L/OPT:NOICF
   5
   6 // Apparently omf or optlink does not support more than 32767 symbols.
   7 // DISABLED: win32
   8
   9 // Generate \sum_{i=0}^{14} 2^i = 32767 template instantiations
  10 // (each with 3 sections) to use more than 64Ki sections in total.
  11
  12 size_t foo(size_t i, size_t mask)()
  13 {
  14     static if (i == 14)
  15         return mask;
  16     else
  17         return foo!(i + 1, mask) + foo!(i + 1, mask | (1UL << i));
  18 }
  19
  20 void main()
  21 {
  22     assert(foo!(0, 0) != 0);
  23 }