View source code
Display the source code in dmd/escape.d from which this page was generated on github.
Report a bug
If you spot a problem with this page, click here to create a Bugzilla issue.
Improve this page
Quickly fork, edit online, and submit a pull request for this page. Requires a signed-in GitHub account. This works well for small changes. If you'd like to make larger changes you may want to consider using local clone.

Function dmd.escape.checkReturnEscape

Detect cases where pointers to the stack can escape the lifetime of the stack frame by returning e by value. Print error messages when these are detected.

bool checkReturnEscape (
  dmd.dscope.Scope* sc,
  Expression e,
  bool gag
);

Parameters

NameDescription
sc used to determine current function and module
e expression to check for any pointers to the stack
gag do not print error messages

Returns

true if pointers to the stack can escape

Authors

Walter Bright

License

Boost License 1.0