re PR tree-optimization/51245 (ICE in vn_reference_insert_pieces, at tree-ssa-sccvn.c:1983)
2011-12-06 Richard Guenther <rguenther@suse.de> PR tree-optimization/51245 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces): New function. (vn_reference_lookup_3): Use it. Properly valueize all refs we create. * gcc.dg/torture/pr51245.c: New testcase. From-SVN: r182044
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gcc/testsuite/gcc.dg/torture/pr51245.c
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