diff options
| author | Martin Liska <mliska@suse.cz> | 2016-09-22 14:52:09 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2016-09-22 12:52:09 +0000 |
| commit | a13f439f47a1b35ed273bfb34a96e01bb6c9c875 (patch) | |
| tree | 9891dbd477cab298a615b1c6330961e48b27f24e /gcc/ipa-icf.c | |
| parent | 9ef2eff0d40fb59ee7538148fc8eb25088777297 (diff) | |
re PR ipa/77653 (wrong code at -Os and above on x86_64-linux-gnu (in both 32-bit and 64-bit modes))
Fix PR ipa/77653
PR ipa/77653
* gcc.dg/ipa/pr77653.c: New test.
PR ipa/77653
* ipa-icf.c (sem_variable::merge): Yield merge operation if
alias address matters, not necessarily address of original.
From-SVN: r240354
Diffstat (limited to 'gcc/ipa-icf.c')
| -rw-r--r-- | gcc/ipa-icf.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/gcc/ipa-icf.c b/gcc/ipa-icf.c index 798d833971e..0869756fe3e 100644 --- a/gcc/ipa-icf.c +++ b/gcc/ipa-icf.c @@ -2179,7 +2179,6 @@ sem_variable::merge (sem_item *alias_item) varpool_node *alias = alias_var->get_node (); bool original_discardable = false; - bool original_address_matters = original->address_matters_p (); bool alias_address_matters = alias->address_matters_p (); /* See if original is in a section that can be discarded if the main @@ -2222,13 +2221,11 @@ sem_variable::merge (sem_item *alias_item) } /* We can not merge if address comparsion metters. */ - if (original_address_matters && alias_address_matters - && flag_merge_constants < 2) + if (alias_address_matters && flag_merge_constants < 2) { if (dump_file) fprintf (dump_file, - "Not unifying; " - "adress of original and alias may be compared.\n\n"); + "Not unifying; adress of original may be compared.\n\n"); return false; } |