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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 16 |
1 files changed, 16 insertions, 0 deletions
@@ -1,3 +1,19 @@ +2008-06-18 Josh Stone <joshua.i.stone@intel.com> + + PR 6644 + * elaborate.cxx (dead_stmtexpr_remover::visit_block): Flatten nested + block statements into a single block. + (dead_stmtexpr_remover::visit_if_statement): Remove the possibility + of if_statements with a null thenblock. When an if lacks both then + and else, either remove it completely or reduce it to a simple + statment evaluating the condition. With an else and no then, invert + the condition and else becomes then. + (void_statement_reducer): New optimization visitor that breaks + statements in void context into smaller pieces, to expose more + optimization opportunities. + (semantic_pass_opt5, semantic_pass_opt6): Bump opt5 to opt6, and + create a new opt5 that runs through void_statement_reducer. + 2008-06-16 Frank Ch. Eigler <fche@elastic.org> * tapsets.cxx (print_locals): Produce nothing instead of |