[Bug target/83831] [6/7/8 Regression][RX] Unused bclr,bnot,bset insns

[olegendo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83831

--- Comment #1 from Oleg Endo <olegendo at gcc dot gnu.org> ---
Created attachment 43266
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43266&action=edit
Patch for GCC 6

This patch is for GCC 6.  Tested with "make -k check" on rx-sim for c and c++
with no new failures.