Cast away volatile after accessing vector

zwimer · zwimer · commit 343b654d1300 · 2021-12-13T17:21:06.000-07:00
diff --git a/backward.hpp b/backward.hpp
@@ -3819,7 +3819,7 @@ class SourceFile {
 
   static std::vector<std::string> &get_mutable_paths_from_env_variable() {
     static volatile std::vector<std::string> paths = get_paths_from_env_variable_impl();
-    return paths;
+    return const_cast<std::vector<std::string>&>(paths);
   }
 
   static const std::vector<std::string> &get_paths_from_env_variable() {

Original file line number	Diff line number	Diff line change
`@@ -3819,7 +3819,7 @@ class SourceFile {`
`3819`	`3819`
`3820`	`3820`	`static std::vector<std::string> &get_mutable_paths_from_env_variable() {`
`3821`	`3821`	`static volatile std::vector<std::string> paths = get_paths_from_env_variable_impl();`
`3822`		`- return paths;`
	`3822`	`+ return const_cast<std::vector<std::string>&>(paths);`
`3823`	`3823`	`}`
`3824`	`3824`
`3825`	`3825`	`static const std::vector<std::string> &get_paths_from_env_variable() {`