unit-tests/test-cases/dead_strip-live-if-ref-live/main.c

   1 #include <stdio.h>
   2
   3 int aa = 10;
   4 int bb = 20;
   5 int cc = 30;
   6
   7
   8 int main()
   9 {
  10   printf("%p %p\n", &aa, &cc);
  11         return 0;
  12 }
  13
  14
  15 struct MetaData {
  16   void*         addr;
  17   unsigned long size;
  18   const char*   name;
  19 };
  20
  21
  22 #define META_DATA(__x)                                                    \
  23   __attribute__((used, section("__DATA,__meta,regular,live_support")))    \
  24   static struct MetaData __x##Info = { &__x, sizeof(__x), #__x };
  25
  26
  27 META_DATA(aa);
  28 META_DATA(bb);
  29 META_DATA(cc);