Remove the tracer tool's constructor and destructor functions

Change-Id: I12d88af726074fb15f8159580c85c12888f72172

test/hsa/load_unload_reload.cpp

@@ -0,0 +1,50 @@
+/* Copyright (c) 2022 Advanced Micro Devices, Inc.
+
+ Permission is hereby granted, free of charge, to any person obtaining a copy
+ of this software and associated documentation files (the "Software"), to deal
+ in the Software without restriction, including without limitation the rights
+ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the Software is
+ furnished to do so, subject to the following conditions:
+
+ The above copyright notice and this permission notice shall be included in
+ all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ THE SOFTWARE. */
+
+#include <hsa.h>
+
+#include <cassert>
+#include <cstdlib>
+
+#define CHECK(x)                                                                                   \
+  do {                                                                                             \
+    if ((x) != HSA_STATUS_SUCCESS) {                                                               \
+      assert(false);                                                                               \
+      abort();                                                                                     \
+    }                                                                                              \
+  } while (false);
+
+int main() {
+  // Run 2 loops of {hsa_init(); hsa_iterate_agents(); hsa_shut_down()} to test that the
+  // tracer tool correctly unloaded after the 1st iteration and then reloaded for the 2nd
+  // iteration.
+  for (int i = 0; i < 2; ++i) {
+    hsa_init();
+
+    CHECK(hsa_iterate_agents(
+        [](hsa_agent_t agent, void*) {
+          hsa_device_type_t type;
+          return hsa_agent_get_info(agent, HSA_AGENT_INFO_DEVICE, &type);
+        },
+        nullptr));
+
+    hsa_shut_down();
+  }
+}