test/gdb.m

   1 // TEST_CFLAGS -Wno-deprecated-declarations
   2
   3 #include "test.h"
   4 #include "testroot.i"
   5 #include <objc/objc-gdb.h>
   6 #include <objc/runtime.h>
   7
   8 int main()
   9 {
  10     // Class hashes
  11     Class result;
  12
  13     // Class should not be realized yet
  14     // fixme not true during class hash rearrangement
  15     // result = NXMapGet(gdb_objc_realized_classes, "TestRoot");
  16     // testassert(!result);
  17
  18     [TestRoot class];
  19     // Now class should be realized
  20
  21     result = (__bridge Class)(NXMapGet(gdb_objc_realized_classes, "TestRoot"));
  22     testassert(result);
  23     testassert(result == [TestRoot class]);
  24
  25     result = (__bridge Class)(NXMapGet(gdb_objc_realized_classes, "DoesNotExist"));
  26     testassert(!result);
  27
  28     // Class structure decoding
  29
  30     uintptr_t *maskp = (uintptr_t *)dlsym(RTLD_DEFAULT, "objc_debug_class_rw_data_mask");
  31     testassert(maskp);
  32
  33     succeed(__FILE__);
  34 }