tree-ssa-sccvn.c (has_VN_INFO): New function.
2015-10-02 Richard Biener <rguenther@suse.de> * tree-ssa-sccvn.c (has_VN_INFO): New function. (free_scc_vn): Use it. (visit_use): Remove dead code and refactor to use gassign and use less indentation. From-SVN: r228369
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