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Diffstat (limited to 'gcc/tree-predcom.c')
| -rw-r--r-- | gcc/tree-predcom.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/tree-predcom.c b/gcc/tree-predcom.c index de147e7ec96..4af074ff5e5 100644 --- a/gcc/tree-predcom.c +++ b/gcc/tree-predcom.c @@ -1345,14 +1345,16 @@ ref_at_iteration (struct loop *loop, tree ref, int iter) if (!op0) return NULL_TREE; } - else if (!INDIRECT_REF_P (ref)) + else if (!INDIRECT_REF_P (ref) + && TREE_CODE (ref) != MEM_REF) return unshare_expr (ref); - if (INDIRECT_REF_P (ref)) + if (INDIRECT_REF_P (ref) + || TREE_CODE (ref) == MEM_REF) { - /* Take care for INDIRECT_REF and MISALIGNED_INDIRECT_REF at + /* Take care for MEM_REF and MISALIGNED_INDIRECT_REF at the same time. */ - ret = copy_node (ref); + ret = unshare_expr (ref); idx = TREE_OPERAND (ref, 0); idx_p = &TREE_OPERAND (ret, 0); } |