diff options
| author | Alexandre Oliva <aoliva@redhat.com> | 2011-06-06 13:40:09 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2011-06-06 13:40:09 +0000 |
| commit | 3598cabdae52826b408cc2fdff9982bc2633c730 (patch) | |
| tree | ebf0a932ae2621fe1b85a52edf17b685b4ccae20 /gcc | |
| parent | a7a110bb82c953b94043a98f1123cb6aaeff2bac (diff) | |
| download | gcc-3598cabdae52826b408cc2fdff9982bc2633c730.zip gcc-3598cabdae52826b408cc2fdff9982bc2633c730.tar.gz gcc-3598cabdae52826b408cc2fdff9982bc2633c730.tar.bz2 | |
* cprop.c (local_cprop_pass): Don't set changed for debug insns.
From-SVN: r174700
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cprop.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c45fe72..a06eb75 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2011-06-06 Alexandre Oliva <aoliva@redhat.com> + * cprop.c (local_cprop_pass): Don't set changed for debug insns. + +2011-06-06 Alexandre Oliva <aoliva@redhat.com> + * dce.c (reset_unmarked_insns_debug_uses): New. (delete_unmarked_insns): Skip debug insns. (prescan_insns_for_dce): Likewise. diff --git a/gcc/cprop.c b/gcc/cprop.c index 24f4a84..b7b17b1 100644 --- a/gcc/cprop.c +++ b/gcc/cprop.c @@ -1223,7 +1223,8 @@ local_cprop_pass (void) { if (do_local_cprop (reg_use_table[i], insn)) { - changed = true; + if (!DEBUG_INSN_P (insn)) + changed = true; break; } } |