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| author | Jan Hubicka <jh@suse.cz> | 2012-10-12 22:36:09 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2012-10-12 20:36:09 +0000 |
| commit | 46042c015e2827a82487956b0f50995e4fb80dc4 (patch) | |
| tree | 68028a1cc17d7e2267e873280767c1506a3e9e7b /gcc/web.c | |
| parent | 4a9ad29487b5a1829bcc1fdb4c588e779bc27dad (diff) | |
| download | gcc-46042c015e2827a82487956b0f50995e4fb80dc4.zip gcc-46042c015e2827a82487956b0f50995e4fb80dc4.tar.gz gcc-46042c015e2827a82487956b0f50995e4fb80dc4.tar.bz2 | |
* web.c (web_main): Do not set DF_RD_PRUNE_DEAD_DEFS flag.
From-SVN: r192413
Diffstat (limited to 'gcc/web.c')
| -rw-r--r-- | gcc/web.c | 3 |
1 files changed, 2 insertions, 1 deletions
@@ -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); |