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Diffstat (limited to 'gcc/tree-ssa-threadedge.c')
| -rw-r--r-- | gcc/tree-ssa-threadedge.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gcc/tree-ssa-threadedge.c b/gcc/tree-ssa-threadedge.c index 422cb89..2b9a4c3 100644 --- a/gcc/tree-ssa-threadedge.c +++ b/gcc/tree-ssa-threadedge.c @@ -456,17 +456,17 @@ jump_threader::simplify_control_stmt_condition (edge e, gimple *stmt) = simplify_control_stmt_condition_1 (e, stmt, op0, cond_code, op1, recursion_limit); - /* If we were testing an integer/pointer against a constant, then - we can use the FSM code to trace the value of the SSA_NAME. If - a value is found, then the condition will collapse to a constant. + /* If we were testing an integer/pointer against a constant, + then we can trace the value of the SSA_NAME. If a value is + found, then the condition will collapse to a constant. Return the SSA_NAME we want to trace back rather than the full - expression and give the FSM threader a chance to find its value. */ + expression and give the threader a chance to find its value. */ if (cached_lhs == NULL) { /* Recover the original operands. They may have been simplified using context sensitive equivalences. Those context sensitive - equivalences may not be valid on paths found by the FSM optimizer. */ + equivalences may not be valid on paths. */ tree op0 = gimple_cond_lhs (stmt); tree op1 = gimple_cond_rhs (stmt); |