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/* Test a little inefficiency that was fixed in libobjc when dealing

   with selectors (PR libobjc/45953).  */

/* { dg-do run } */

/* { dg-skip-if "" { *-*-* } { "-fnext-runtime" } { "" } } */

/* To get the modern GNU Objective-C Runtime API, you include

   objc/runtime.h.  */

#include <objc/runtime.h>

#include <stdlib.h>

/* Test that registering a new selector, with the same name but a

   different type than the previous one, does not change the original

   name string.  It is actually fine to change it (there is no

   guarantee that it won't change), except for runtime performance /

   memory consumption, since changing it means that the runtime is

   doing an unneeded objc_malloc()/strcpy(), which is inefficient.  */

int main (void)

{

  SEL selector_1;

  SEL selector_2;

  const char *name_1;

  const char *name_2;

  /* These method type strings may well be invalid.  Please don't use

     them as examples.  They are irrelevant for this test; any string

     will do.  */

  selector_1 = sel_registerTypedName ("method", "v@:");

  name_1 = sel_getName (selector_1);

  selector_2 = sel_registerTypedName ("method", "i@:");

  name_2 = sel_getName (selector_1);

  if (name_1 != name_2)

    abort ();

  return 0;

}