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| author | Alexandre Oliva <aoliva@redhat.com> | 2009-10-20 08:37:26 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2009-10-20 10:37:26 +0200 |
| commit | 717f4048cd7e5d2ff7beb9276c0e09b4cb4d2faa (patch) | |
| tree | add91b52319e180883f7ad93b54060f911aaac64 | |
| parent | 421b1e6b16e2cba4037fc7ceb6962d950bfe2873 (diff) | |
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tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard the removal of a debug stmt as a significant change.
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
the removal of a debug stmt as a significant change.
From-SVN: r153007
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-ssa-dce.c | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1bc1f04..17e513f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2009-10-20 Alexandre Oliva <aoliva@redhat.com> + + * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard + the removal of a debug stmt as a significant change. + 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com> * config/s390/s390.md: Added agen condition to operand diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c index 7dd07c1..f0135a9 100644 --- a/gcc/tree-ssa-dce.c +++ b/gcc/tree-ssa-dce.c @@ -1129,8 +1129,9 @@ eliminate_unnecessary_stmts (void) /* If GSI is not necessary then remove it. */ if (!gimple_plf (stmt, STMT_NECESSARY)) { + if (!is_gimple_debug (stmt)) + something_changed = true; remove_dead_stmt (&gsi, bb); - something_changed = true; } else if (is_gimple_call (stmt)) { |