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.checkAssignEscape

Given an AssignExp, determine if the lvalue will cause the contents of the rvalue to escape. Print error messages when these are detected. Infer scope attribute for the lvalue where possible, in order to eliminate the error.

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

Parameters

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

Returns

true if pointers to the stack can escape via assignment

Authors

Walter Bright

License

Boost License 1.0