[Bug c++/46862] ICE on std::decimal::decimal32 without any fields

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46862

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-08-22 
11:26:04 UTC ---
Created attachment 25075
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25075
gcc47-pr46862.patch

Untested fix.