http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51446
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-08 18:59:12 UTC --- find libgcc/config -name sfp-machine.h | xargs grep NANSIGN shows we already track it for a banch of targets, just in libgcc soft-fp configuration and not in the compiler itself. Not sure how accurrate it is on all targets, but i?86/x86_64/ia64 use negative qNaNs, others positive.