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[Bug target/67281] HTM builtins aren't treated as compiler barriers on powerpc
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 19 Aug 2015 17:52:14 +0000
- Subject: [Bug target/67281] HTM builtins aren't treated as compiler barriers on powerpc
- Auto-submitted: auto-generated
- References: <bug-67281-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67281
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
There is no memory access in your testcase at all. Since the variables are all
local variables and nothing takes the address, it can be moved out of the loop
as no other thread can cause that to fail.