Display the source code in dmd/optimize.d from which this page was generated on github.

If you spot a problem with this page, click here to create a Bugzilla issue.

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.optimize.Expression_optimize`

Constant fold an Expression.


						
				Expression Expression_optimize
				(
				

				  Expression e,
				

				  int result,
				

				  bool keepLvalue
				

				);

Parameters

Name	Description
e	expression to const fold; this may get modified in-place
result	WANTvalue, WANTexpand, or both
keepLvalue	`e` is an lvalue, and keep it as an lvalue since it is an argument to a `ref` or `out` parameter, or the operand of `&` operator

Returns

Constant folded version of e

Authors

Walter Bright

License

Boost License 1.0