signbit issues

I'm trying to track down a possible issue with gnulib signbit and gcc 6 as reported here: https://savannah.gnu.org/bugs/index.php?47073 In file included from /usr/include/suitesparse/cs.h:5:0, from ./util/oct-sparse.h:77, from array/CSparse.cc:55: ../libgnu/math.h: In function 'int signbit(float)

Re: [PATCH] Call clearerr() on stdout before close_stream() is called.

On Thu, Feb 04, 2016 at 08:16:30AM -0700, Eric Blake wrote: > On 02/04/2016 03:46 AM, David Cantrell wrote: > > This is seen in bison and possibly other programs. Bison will > > incorrectly receive SIGPIPE and terminate because close_stream() is > > picking up a rogue EPIPE in errno. Before fclos