kit

kit
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a.c (481B)

      1 /* --whole-archive: b.c is packaged as b.a and has no symbol referenced by a.c.
      2  * With --whole-archive, b.o is included unconditionally so its constructor
      3  * runs and b_get_flag() becomes available via a weak reference.
      4  * Without --whole-archive, the weak reference resolves to NULL and the
      5  * test returns 1 (fail). */
      6 extern __attribute__((weak)) int b_get_flag(void);
      7 
      8 int test_main(void) {
      9   if ((void*)b_get_flag == (void*)0) return 1;
     10   return b_get_flag() == 1 ? 0 : 1;
     11 }