Use macros to define built-in operator lists

Use macros to define built-in operator lists

No functional change.  This should be a slight readability improvement
on its own, but becomes more important with the next patch.

Tested on x86_64-linux-gnu, aarch64-linux-gnu and arm-linux-gnueabi.

gcc/
	* match.pd: Use macros to define built-in operator lists.

From-SVN: r229310