PR rtl-optimization/57320
	* function.c (rest_of_handle_thread_prologue_and_epilogue): Cleanup
	the CFG after thread_prologue_and_epilogue_insns.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208551 138bc75d-0d04-0410-961f-82ee72b054a4
	* regex.c (bzero) [!_LIBC]: Define without coma expression.
	(regerror): Cast the call to memcpy to (void) to avoid unused
	value warnings.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@208553 138bc75d-0d04-0410-961f-82ee72b054a4