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Diffstat (limited to 'gcc/tree-ssa-dce.c')
| -rw-r--r-- | gcc/tree-ssa-dce.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c index cfbc26a7ee7..edec49d374f 100644 --- a/gcc/tree-ssa-dce.c +++ b/gcc/tree-ssa-dce.c @@ -499,6 +499,9 @@ ref_may_be_aliased (tree ref) { while (handled_component_p (ref)) ref = TREE_OPERAND (ref, 0); + if (TREE_CODE (ref) == MEM_REF + && TREE_CODE (TREE_OPERAND (ref, 0)) == ADDR_EXPR) + ref = TREE_OPERAND (TREE_OPERAND (ref, 0), 0); return !(DECL_P (ref) && !may_be_aliased (ref)); } |