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[Bug tree-optimization/57326] Piecewise folding of operations on PHI nodes
- From: "mwahab at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 22 Aug 2016 14:31:14 +0000
- Subject: [Bug tree-optimization/57326] Piecewise folding of operations on PHI nodes
- Authentication-results: sourceware.org; auth=none
- Auto-submitted: auto-generated
- References: <bug-57326-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57326
mwahab at gcc dot gnu.org changed:
What |Removed |Added
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CC| |mwahab at gcc dot gnu.org
--- Comment #4 from mwahab at gcc dot gnu.org ---
I think that this change is the cause of a failure in gcc.dg/autopar/pr46193.c
on aarch64-none-linux-gnu.
Looking at the parloop2 log when the test is run, neither function in pr46193.c
is vectorized because for both 'latch block not empty'.
Matthew