diff options
| author | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-12 20:36:09 +0000 |
|---|---|---|
| committer | hubicka <hubicka@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-10-12 20:36:09 +0000 |
| commit | eca62c0670bcaaa76a35646afb86a9fc1d359d96 (patch) | |
| tree | 68028a1cc17d7e2267e873280767c1506a3e9e7b /gcc/web.c | |
| parent | 392bac199f9c3ddb33bb8914248d4e7acb84061c (diff) | |
| download | gcc-eca62c0670bcaaa76a35646afb86a9fc1d359d96.tar.gz | |
* web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@192413 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/web.c')
| -rw-r--r-- | gcc/web.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/web.c b/gcc/web.c index f60b4b6ad84..74904d2c350 100644 --- a/gcc/web.c +++ b/gcc/web.c @@ -313,7 +313,8 @@ web_main (void) rtx insn; df_set_flags (DF_NO_HARD_REGS + DF_EQ_NOTES); - df_set_flags (DF_RD_PRUNE_DEAD_DEFS); + /* We can not RD_PRUNE_DEAD_DEFS, because we care about REG_EQUAL + notes. */ df_chain_add_problem (DF_UD_CHAIN); df_analyze (); df_set_flags (DF_DEFER_INSN_RESCAN); |