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| author | Jan Hubicka <hubicka@ucw.cz> | 2021-08-23 16:16:25 +0200 |
|---|---|---|
| committer | Martin Liska <mliska@suse.cz> | 2021-08-24 10:24:48 +0200 |
| commit | e527b92b183de8c887213ccf6b024ddb4e363865 (patch) | |
| tree | 1c36480b9f2858dff7c03312b6daeae197d5b0a4 | |
| parent | d0adc557a26963b9ad0e07829872c968e67c5ffc (diff) | |
| download | gcc-e527b92b183de8c887213ccf6b024ddb4e363865.tar.gz | |
Fix previous ipa-modref patch
gcc/ChangeLog:
PR middle-end/101949
* ipa-modref.c (analyze_ssa_name_flags): Fix merging of
EAF_NOCLOBBER
(cherry picked from commit 5bd4ab91660c8f5534c46979d4846a4f1a0972b0)
| -rw-r--r-- | gcc/ipa-modref.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/ipa-modref.c b/gcc/ipa-modref.c index dc5ee8cc2d0..80f192d9025 100644 --- a/gcc/ipa-modref.c +++ b/gcc/ipa-modref.c @@ -1628,7 +1628,7 @@ analyze_ssa_name_flags (tree name, vec<modref_lattice> &lattice, int depth, is on since that would allow propagation of this from -fno-ipa-pta to -fipa-pta functions. */ if (gimple_call_fn (use_stmt) == name) - lattice[index].merge (~EAF_NOCLOBBER); + lattice[index].merge (~(EAF_NOCLOBBER | EAF_UNUSED)); /* Return slot optimization would require bit of propagation; give up for now. */ |