diff options
Diffstat (limited to 'gcc/tree-vrp.cc')
| -rw-r--r-- | gcc/tree-vrp.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/tree-vrp.cc b/gcc/tree-vrp.cc index 39f7eb7a75e..3393c73a7db 100644 --- a/gcc/tree-vrp.cc +++ b/gcc/tree-vrp.cc @@ -4501,6 +4501,15 @@ public: bool fold_stmt (gimple_stmt_iterator *gsi) override { + gimple *s = gsi_stmt (*gsi); + // If this is a block ending condition, and there are inferred ranges, + // reparse the block to see if there are any transitive inferred ranges. + if (is_a<gcond *> (s)) + { + basic_block bb = gimple_bb (s); + if (bb && s == gimple_outgoing_range_stmt_p (bb)) + m_ranger->register_transitive_inferred_ranges (bb); + } bool ret = m_simplifier.simplify (gsi); if (!ret) ret = m_ranger->fold_stmt (gsi, follow_single_use_edges); |