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[Bug target/82271] loop gets miscompiled on powerpc at -O2
- From: "sirl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 21 Sep 2017 10:28:27 +0000
- Subject: [Bug target/82271] loop gets miscompiled on powerpc at -O2
- Auto-submitted: auto-generated
- References: <bug-82271-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82271
Franz Sirl <sirl at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.5.4, 4.6.4, 4.7.4
Known to fail| |4.8.0, 4.8.5, 5.4.0, 6.4.0,
| |7.2.0
--- Comment #1 from Franz Sirl <sirl at gcc dot gnu.org> ---
I was slightly wrong, 4.7 works. Further testing shows that 4.5.4, 4.6.4 and
4.7.4 are OK, starting with 4.8.0 the loop gets miscompiled.