executorch/examples/devtools/example_runner/example_runner.cpp: fix format mismatches printing error_code_t values (#6324)

Summary:
Pull Request resolved: #6324

This avoids the following errors:

  executorch/examples/devtools/example_runner/example_runner.cpp:224:7: error: format specifies type 'unsigned int' but the argument has type 'Error' [-Werror,-Wformat]
  executorch/examples/devtools/example_runner/example_runner.cpp:245:7: error: format specifies type 'unsigned int' but the argument has type 'Error' [-Werror,-Wformat]
  executorch/examples/devtools/example_runner/example_runner.cpp:255:7: error: format specifies type 'unsigned int' but the argument has type 'Error' [-Werror,-Wformat]
  executorch/examples/devtools/example_runner/example_runner.cpp:297:9: error: format specifies type 'unsigned int' but the argument has type 'Error' [-Werror,-Wformat]

Reviewed By: tarun292

Differential Revision: D64540817

fbshipit-source-id: 3f6154c801376bc10a1b7ff0f3e8994b47c8096a

Author: Jim Meyering

examples/devtools/example_runner/example_runner.cpp

@@ -221,7 +221,7 @@ int main(int argc, char** argv) {
       method.ok(),
       "Loading of method %s failed with status 0x%" PRIx32,
       method_name,
-      method.error());
+      static_cast<int>(method.error()));
   ET_LOG(Info, "Method loaded.");
 
   void* debug_buffer = malloc(FLAGS_debug_buffer_size);
@@ -242,7 +242,7 @@ int main(int argc, char** argv) {
   ET_CHECK_MSG(
       status == Error::Ok,
       "LoadBundledInput failed with status 0x%" PRIx32,
-      status);
+      static_cast<int>(status));
 
   ET_LOG(Info, "Inputs prepared.");
 
@@ -252,7 +252,7 @@ int main(int argc, char** argv) {
       status == Error::Ok,
       "Execution of method %s failed with status 0x%" PRIx32,
       method_name,
-      status);
+      static_cast<int>(status));
   ET_LOG(Info, "Model executed successfully.");
 
   // Print the outputs.
@@ -294,7 +294,7 @@ int main(int argc, char** argv) {
     ET_CHECK_MSG(
         status == Error::Ok,
         "Bundle verification failed with status 0x%" PRIx32,
-        status);
+        static_cast<int>(status));
     ET_LOG(Info, "Model verified successfully.");
   }