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Diffstat (limited to 'gcc/tree-ssa-sccvn.c')
| -rw-r--r-- | gcc/tree-ssa-sccvn.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/tree-ssa-sccvn.c b/gcc/tree-ssa-sccvn.c index 6d4ad75..67d51bf 100644 --- a/gcc/tree-ssa-sccvn.c +++ b/gcc/tree-ssa-sccvn.c @@ -2047,9 +2047,11 @@ vn_reference_lookup_3 (ao_ref *ref, tree vuse, void *data_, if (res && res != (void *)-1) { vn_reference_t vnresult = (vn_reference_t) res; + tree rhs = gimple_assign_rhs1 (def_stmt); + if (TREE_CODE (rhs) == SSA_NAME) + rhs = SSA_VAL (rhs); if (vnresult->result - && operand_equal_p (vnresult->result, - gimple_assign_rhs1 (def_stmt), 0)) + && operand_equal_p (vnresult->result, rhs, 0)) return res; } } |