diff options
Diffstat (limited to 'gcc/gimple-fold.c')
| -rw-r--r-- | gcc/gimple-fold.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index e561a63..8d0157b 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -600,15 +600,15 @@ maybe_fold_reference (tree expr, bool is_lhs) } /* Canonicalize MEM_REFs invariant address operand. */ else if (TREE_CODE (*t) == MEM_REF - && TREE_CODE (TREE_OPERAND (*t, 0)) == ADDR_EXPR - && !DECL_P (TREE_OPERAND (TREE_OPERAND (*t, 0), 0)) - && !CONSTANT_CLASS_P (TREE_OPERAND (TREE_OPERAND (*t, 0), 0))) + && !is_gimple_mem_ref_addr (TREE_OPERAND (*t, 0))) { + bool volatile_p = TREE_THIS_VOLATILE (*t); tree tem = fold_binary (MEM_REF, TREE_TYPE (*t), TREE_OPERAND (*t, 0), TREE_OPERAND (*t, 1)); if (tem) { + TREE_THIS_VOLATILE (tem) = volatile_p; *t = tem; tem = maybe_fold_reference (expr, is_lhs); if (tem) |