Problem:    Jump list marker disappears.
Solution:   Reset reg_executing later. (closes #10111, closes #10100)

Problem:    Using "else" after return or break increases indent.
Solution:   Remove "else" and reduce indent. (Goc Dundar, closes #10099)

Problem:    Memory leak in handling 'cinscopedecls'.
Solution:   Free the memory before returning.

Problem:    C++ scope labels are hard-coded.
Solution:   Add 'cinscopedecls' to define the labels. (Rom Praschan,
            closes #10109)

Problem:    Kuka Robot Language files not recognized.
Solution:   Recognize *.src and *.dat files. (Patrick Meiser-Knosowski,
            closes #10096)

Problem:    Buffer remains active if a WinClosed event throws an exception.
Solution:   Ignore aborting() when closing the buffer. (closes #10097)

Problem:    Hard to reproduce hang when reading from a channel.
Solution:   Check for readahead before starting to wait. (closes #10093,
            closes #7781, closes #6364)

Problem:    Vim9: script variable has no flag that it was set.
Solution:   Add a flag that it was set, to avoid giving it a value when used.
            (closes #10088)

Problem:    Vim9: crash when adding a duplicate key to a dictionary.
Solution:   Clear the stack item when it has been moved into the dictionary.
            (closes #10087)

Problem:    delete() with "rf" argument does not report a failure.
Solution:   Return -1 if the directory could not be removed. (closes #10078)