* ggc.h (empty_string): Delete.
commit7e93252e57fb52f011775e9f8db6ffda523fbd19
authornathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 30 Jun 2017 17:00:46 +0000 (30 17:00 +0000)
committernathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 30 Jun 2017 17:00:46 +0000 (30 17:00 +0000)
treead3b95702069a60d64947311946c8789498fb972
parenta7c4b05ad2fe50233deaf452f98cd5abf80003b7
* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@249851 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/cfgexpand.c
gcc/ggc.h
gcc/optabs.c
gcc/stringpool.c