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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/51357] Simple program crash when enabling AVX Date: Wed, 30 Nov 2011 16:34:00 -0000 [thread overview] Message-ID: <bug-51357-4-dAjKDu93QV@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-51357-4@http.gcc.gnu.org/bugzilla/> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51357 Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-11-30 15:59:50 UTC --- Doesn't crash for me on x86_64-linux. The testcase is buggy, because the x and y heap arrays are uninitialized, could contain any values including signalling NaNs etc. Nothing is vectorized here (you are just compiling with -O2, not -O3 -ffast-math that would be needed for vectorization in this case). I see nothing wrong on the GCC side here, so either your OS doesn't support AVX, or the assembler is buggy, ...
next prev parent reply other threads:[~2011-11-30 16:00 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-11-30 15:43 [Bug c/51357] New: " cdubout at gmail dot com 2011-11-30 16:00 ` [Bug c/51357] " cdubout at gmail dot com 2011-11-30 16:34 ` jakub at gcc dot gnu.org [this message] 2011-11-30 18:31 ` cdubout at gmail dot com
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