Define copysign on all platforms
commit14af3395e6d8a2a95268138355ade408743922ac
authorPaul Eggert <eggert@cs.ucla.edu>
Tue, 7 Mar 2017 16:29:19 +0000 (7 08:29 -0800)
committerPaul Eggert <eggert@cs.ucla.edu>
Tue, 7 Mar 2017 16:32:04 +0000 (7 08:32 -0800)
tree85a38267025e4af11bb490d89129846273129e2a
parent641ce935b79c63020553f33fc5ca8f4d05e56b0b
Define copysign on all platforms

* configure.ac (copysign): Remove test.
* src/floatfns.c (signbit): New macro, if not already defined.
(Fcopysign): Use it instead of copysign.
(Fcopysign, syms_of_floatfns): Define the function on all platforms.
admin/CPP-DEFINES
configure.ac
src/floatfns.c