0.9.1.8:

0.9.1.8:
	* Fix typo (current-dynamic-space-spart -> current-dynamic-space-start)
          in the gencgc branch of the "clean up DYNAMIC-SPACE-START
          and -END ugliness on cheney-platforms" changes in 0.9.1.5.
        * Fix compiling with GCC 4 on x86 and x86-64 (sbcl-devel
          "Fixes for gcc4", Sascha Wilde).
        * Remove a leftover "with-tn@fp-top(x)" from x86-64/float.lisp
          (sbcl-devel , James Knight)
        * More x86-64 fp cleanups. (sbcl-devel "x86-64 fp exceptions",
          "x86-64 move-*-float-arg bug", James Knight 2005-05-27/29).