https://issues.dlang.org/show_bug.cgi?id=16362
--- Comment #1 from Ketmar Dark <[email protected]> --- Created attachment 1607 --> https://issues.dlang.org/attachment.cgi?id=1607&action=edit fix and test case this patch fixes the issue by dropping `ref` from foreach args if `.front` is function, and it doesn't return by reference. with trivial change this patch can also be used to resolve issue 11934. --
