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Diffstat (limited to 'gcc/tree-ssa-operands.c')
| -rw-r--r-- | gcc/tree-ssa-operands.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c index fc43a196e52..2ca208ef8fc 100644 --- a/gcc/tree-ssa-operands.c +++ b/gcc/tree-ssa-operands.c @@ -1520,13 +1520,10 @@ add_stmt_operand (tree *var_p, stmt_ann_t s_ann, int flags) sym = (TREE_CODE (var) == SSA_NAME ? SSA_NAME_VAR (var) : var); v_ann = var_ann (sym); - /* Don't expose volatile variables to the optimizers. */ - if (TREE_THIS_VOLATILE (sym)) - { - if (s_ann) - s_ann->has_volatile_ops = true; - return; - } + /* Mark statements with volatile operands. Optimizers should back + off from statements having volatile operands. */ + if (TREE_THIS_VOLATILE (sym) && s_ann) + s_ann->has_volatile_ops = true; if (is_real_op) { |