provide default for HAVE_mem_signal_fence
commitd0751ac964115293a56141ac01dfe7fa197c0aa6
authortbsaunde <tbsaunde@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 24 May 2015 00:32:49 +0000 (24 00:32 +0000)
committertbsaunde <tbsaunde@138bc75d-0d04-0410-961f-82ee72b054a4>
Sun, 24 May 2015 00:32:49 +0000 (24 00:32 +0000)
tree035dbd3a7dff2458f2dec94cb430f029f9a96234
parent6b5c01beb828bc0762ac6d8d7d3921dd499f4a78
provide default for HAVE_mem_signal_fence

gcc/ChangeLog:

2015-05-23  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

* defaults.h (gen_mem_signal_fence): New function.
(HAVE_mem_signal_fence): Add default value.
* optabs.c: Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@223622 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/defaults.h
gcc/optabs.c