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Implement __sync_fetch_and_add_4 if necessary.
authorian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 4 Feb 2011 00:49:47 +0000 (00:49 +0000)
committerian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 4 Feb 2011 00:49:47 +0000 (00:49 +0000)
commitcb6f50ce2caf83ac6c0908700851650590c9498a
tree76e7890cb0df366dd7820b88386401a0f81c6dc1
parenta40344730aa1ccc7ba84749769dd5fbaa47471f8
Implement __sync_fetch_and_add_4 if necessary.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169820 138bc75d-0d04-0410-961f-82ee72b054a4
libgo/config.h.in
libgo/configure
libgo/configure.ac
libgo/runtime/go-semacquire.c