From c0e50f7246effd184a626f401784df686767d389 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Wed, 20 Feb 2013 15:19:13 +0000 Subject: tree-call-cdce.c (tree_call_cdce): Do not remove unused locals. 2013-02-20 Richard Biener * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals. * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise. * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not return anything. (rename_ssa_copies): Do not remove unused locals. * tree-ssa-ccp.c (do_ssa_ccp): Likewise. * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first. * passes.c (execute_function_todo): Do not schedule unused locals removal if cleanup_tree_cfg did something. * tree-ssa-live.c (remove_unused_locals): Dump statistics about the number of removed locals. * gcc.dg/tree-ssa/forwprop-8.c: Adjust. From-SVN: r196174 --- gcc/tree-ssa-live.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'gcc/tree-ssa-live.c') diff --git a/gcc/tree-ssa-live.c b/gcc/tree-ssa-live.c index 9055d91..a72e9d5 100644 --- a/gcc/tree-ssa-live.c +++ b/gcc/tree-ssa-live.c @@ -889,7 +889,10 @@ remove_unused_locals (void) dstidx++; } if (dstidx != num) - cfun->local_decls->truncate (dstidx); + { + statistics_counter_event (cfun, "unused VAR_DECLs removed", num - dstidx); + cfun->local_decls->truncate (dstidx); + } remove_unused_scope_block_p (DECL_INITIAL (current_function_decl)); clear_unused_block_pointer (); -- cgit v1.1