[Fix bug](Fix compilation bug in flags.cc) (#62056)

Galaxy1458 · web-flow · commit d95713f858a6 · 2024-03-07T17:29:16.000+08:00
* fix bug

* update
diff --git a/paddle/common/flags.h b/paddle/common/flags.h
@@ -122,19 +122,6 @@ PADDLE_API void ParseCommandLineFlags(int* argc, char*** argv);
  */
 PADDLE_API void AllowUndefinedFlags();
 
-/**
- * @brief Set flags from environment variables.
- *
- * It recieves a list of flags name, and will find the corresponding environment
- * variables named "FLAGS_name", if found, it will set the environment variable
- * values to the flags. If error_fatal is true, the program will exit when the
- * environment variable is not set or the flag is not defined, that is the same
- * effect as using commandline argument "--fromenv=var_name1,var_name2,...".
- * Otherwise, the errors above will be ignored, that is the same effect as using
- * commandline argument "--tryfromenv=var_name1,var_name2,...".
- */
-void SetFlagsFromEnv(const std::vector<std::string>& flags, bool error_fatal);
-
 /**
  * @brief Set Single flag value, return true if success.
  */
diff --git a/paddle/common/flags_native.cc b/paddle/common/flags_native.cc
@@ -362,6 +362,18 @@ bool GetValueFromEnv(const std::string& name, std::string* value) {
   return true;
 }
 
+/**
+ * @brief Set flags from environment variables.
+ *
+ * It recieves a list of flags name, and will find the corresponding environment
+ * variables named "FLAGS_name", if found, it will set the environment variable
+ * values to the flags. If error_fatal is true, the program will exit when the
+ * environment variable is not set or the flag is not defined, that is the same
+ * effect as using commandline argument "--fromenv=var_name1,var_name2,...".
+ * Otherwise, the errors above will be ignored, that is the same effect as using
+ * commandline argument "--tryfromenv=var_name1,var_name2,...".
+ */
+
 void SetFlagsFromEnv(const std::vector<std::string>& flags, bool error_fatal) {
   bool success = true;
   for (const std::string& flag_name : flags) {
