Landing: ca867fd9d5ac
Project / Subsystem
gcc / gimplify
Date
2026-07-31
Author
Jakub Jelinek
Commit
ca867fd9d5ace4ede8289dba9ae731e554bde618
Source
github
Perf win
No
Breaking
No
All attributes
- project
- gcc
- subsystem
- gimplify
- patch_id
- —
- commit_hash
- ca867fd9d5ace4ede8289dba9ae731e554bde618
- source_type
- github
- headline
- gimplify: Allow declarations in recalculate_side_effects
- tldr
- Gimplifier now correctly handles declarations within recalculate_side_effects, preventing ICEs.
- author
- Jakub Jelinek
- outcome
- committed
- performance_win
- false
- breaking_change
- false
- series_id
- —
- series_parts
- []
- tags
-
- • compiler
- • gimplify
- • bugfix
- discussion_id_link
- —
- bugzilla_pr
- —
- date
- 2026-07-31T00:00:00.000Z
This change modifies the gimplify pass to correctly handle declarations when calculating side effects. Previously, the compiler would ICE if it encountered a declaration (like PARM_DECL or tcc_declaration) within a context where side effects were being recalculated, as these were not expected. The fix allows these declarations, particularly those marked as volatile, to be processed without crashing the compiler.