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Support nil maps.
authorian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 21 Sep 2011 17:37:50 +0000 (17:37 +0000)
committerian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 21 Sep 2011 17:37:50 +0000 (17:37 +0000)
commit82bd1ff09faab4861e30f79f79f6c0aa9cdada19
tree72d064eacaba81463aeeb1607f050c5b0151b34a
parent3efe840b1bc7aef5a001daca62ce31eee366368d
Support nil maps.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@179054 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/go/gofrontend/runtime.def
gcc/go/gofrontend/statements.cc
libgo/runtime/go-map-delete.c
libgo/runtime/go-map-index.c
libgo/runtime/map.goc