Merge fixes for aliasing bug, string-to-float bug, etc.
authorPaul Eggert <eggert@cs.ucla.edu>
Tue, 26 Apr 2011 19:59:54 +0000 (12:59 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Tue, 26 Apr 2011 19:59:54 +0000 (12:59 -0700)

Trivial merge