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Remove variables assigned to but never used.
author
Ben Pfaff
<blp@cs.stanford.edu>
Tue, 25 Sep 2012 22:36:50 +0000
(15:36 -0700)
committer
Ben Pfaff
<blp@cs.stanford.edu>
Wed, 26 Sep 2012 04:20:51 +0000
(21:20 -0700)
Each of the variables removed here was assigned a value that was
never used, the assignment didn't have any useful side effects, and
I don't see anything that the variable should have been used for.
Found by GCC 4.7.
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