Landing: 71f161d8c5dc
Project / Subsystem
gcc / middle-end
Date
2026-05-04
Author
Richard Biener
Commit
71f161d8c5dc2cba7e6a74e87a1b7b86000036e0
Source
github
Perf win
No
Breaking
No
All attributes
- project
- gcc
- subsystem
- middle-end
- patch_id
- —
- commit_hash
- 71f161d8c5dc2cba7e6a74e87a1b7b86000036e0
- source_type
- github
- headline
- Fold_stmt releases SSA names on simplification failure.
- tldr
- The fold_stmt function now releases SSA names when match-and-simplify fails, preventing memory leaks.
- author
- Richard Biener
- outcome
- committed
- performance_win
- false
- breaking_change
- false
- series_id
- —
- series_parts
- []
- tags
-
- • middle-end
- • memory management
- • bugfix
- • ssa
- discussion_id_link
- —
- bugzilla_pr
- —
- date
- 2026-05-04T00:00:00.000Z
The fold_stmt function in gimple-fold.cc now discards statements in the sequence after a failed gimple_simplify attempt. This prevents memory leaks by releasing SSA names that were pushed but not ultimately used due to simplification failure. This fix addresses PR middle-end/125146.