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Diffstat (limited to 'gcc/tree-ssa-loop-im.c')
| -rw-r--r-- | gcc/tree-ssa-loop-im.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c index 589f42de65c..465442615cb 100644 --- a/gcc/tree-ssa-loop-im.c +++ b/gcc/tree-ssa-loop-im.c @@ -675,6 +675,13 @@ move_computations (void) loop_commit_inserts (); rewrite_into_ssa (false); + if (bitmap_first_set_bit (vars_to_rename) >= 0) + { + /* The rewrite of ssa names may cause violation of loop closed ssa + form invariants. TODO -- avoid these rewrites completely. + Information in virtual phi nodes is sufficient for it. */ + rewrite_into_loop_closed_ssa (); + } bitmap_clear (vars_to_rename); } |