[Bug middle-end/47917] snprintf(..., "const string") should be optimized into memcpy

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47917

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-02-28 13:23:20 UTC ---
Created attachment 23490
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23490
gcc46-pr47917.patch

Untested patch.