r249851 - in /trunk/gcc: ChangeLog cfgexpand.c ...

[nathan@gcc.gnu.org]

Author: nathan
Date: Fri Jun 30 17:00:46 2017
New Revision: 249851

URL: https://gcc.gnu.org/viewcvs?rev=249851&root=gcc&view=rev
Log:
	* ggc.h (empty_string): Delete.
	* cfgexpand.c (expand_asm_stmt): Use plain "".
	* optabs.c (expand_asm_memory_barrier): Likewise.
	* stringpool.c (empty_string): Delete.
	(digit_vector, digit_string): Delete.
	(ggc_alloc_string): Use plain "", don't optimize single digit
	strings.  Use ggc_alloc_atomic.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cfgexpand.c
    trunk/gcc/ggc.h
    trunk/gcc/optabs.c
    trunk/gcc/stringpool.c