The Tor Browser / file revision

 #include "gdb-tests.h"

 #include "jsapi.h"

 FRAGMENT(Root, null) {

   JS::Rooted<JSObject *> null(cx, nullptr);

   breakpoint();

   (void) null;

 }

 void callee(JS::Handle<JSObject *> obj, JS::MutableHandle<JSObject *> mutableObj)

 {

   // Prevent the linker from unifying this function with others that are

   // equivalent in machine code but not type.

   fprintf(stderr, "Called " __FILE__ ":callee\n");

   breakpoint();

 }

 FRAGMENT(Root, handle) {

   JS::Rooted<JSObject *> global(cx, JS::CurrentGlobalOrNull(cx));

   callee(global, &global);

   (void) global;

 }

 FRAGMENT(Root, HeapSlot) {

   JS::Rooted<jsval> plinth(cx, STRING_TO_JSVAL(JS_NewStringCopyZ(cx, "plinth")));

   JS::Rooted<JSObject *> array(cx, JS_NewArrayObject(cx, plinth));

   breakpoint();

   (void) plinth;

   (void) array;

 }