Corinna Vinschen 41abcc5825 Revert "Refactor to avoid nonnull checks on "this" pointer."
This reverts commit 0008bdea02b690ab19ffe997499cb9a96ee5a66d.

This patch introduced a regression.  Calling FOO=$(...) in zsh hangs
indefinitely and has to be killed forcefully.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
2016-04-05 10:30:28 +02:00
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