Detect and print build type. Refs #88

PiperOrigin-RevId: 614873909

run.cc

@@ -66,8 +66,8 @@ void ShowConfig(LoaderArgs& loader, InferenceArgs& inference, AppArgs& app) {
               << std::thread::hardware_concurrency() << std::endl
               << "Instruction set               : "
               << hwy::TargetName(hwy::DispatchedTarget()) << " ("
-              << hwy::VectorBytes() * 8 << " bits)"
-              << "\n"
+              << hwy::VectorBytes() * 8 << " bits)" << "\n"
+              << "Compiled config               : " << CompiledConfig() << "\n"
               << "Weight Type                   : "
               << gcpp::TypeName(gcpp::WeightT()) << "\n"
               << "EmbedderInput Type            : "

util/app.h

@@ -36,6 +36,24 @@
 
 namespace gcpp {
 
+static inline const char* CompiledConfig() {
+#if HWY_IS_ASAN
+  return "asan";
+#elif HWY_IS_MSAN
+  return "msan";
+#elif HWY_IS_TSAN
+  return "tsan";
+#elif HWY_IS_UBSAN
+  return "ubsan";
+#elif HWY_IS_DEBUG_BUILD
+  return "dbg";
+#elif defined(__OPTIMIZE__) || defined(NDEBUG)
+  return "opt";
+#else
+  return "unknown";
+#endif
+}
+
 static inline void PinThreadToCore(size_t cpu_index) {
 #if HWY_OS_LINUX
   // Forces the thread to run on the logical processor with the same number.