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[Bug c++/82505] g++ -O3 -funroll-loops generates weird code
- From: "redi at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 10 Oct 2017 17:12:16 +0000
- Subject: [Bug c++/82505] g++ -O3 -funroll-loops generates weird code
- Auto-submitted: auto-generated
- References: <bug-82505-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82505
--- Comment #6 from Jonathan Wakely <redi at gcc dot gnu.org> ---
Ah no, because we have global pointers here, with potentially unknowable
aliasing, as Alexander said.