[PPL-devel] [eli.friedman at gmail.com: Re: [cfe-dev] -frounding-math and llvm?]
howarth at bromo.med.uc.edu
Wed Aug 3 18:46:46 CEST 2011
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Date: Wed, 3 Aug 2011 09:10:42 -0700
Subject: Re: [cfe-dev] -frounding-math and llvm?
From: Eli Friedman <eli.friedman at gmail.com>
To: Jack Howarth <howarth at bromo.med.uc.edu>
Cc: cfe-dev at cs.uiuc.edu
On Wed, Aug 3, 2011 at 8:45 AM, Jack Howarth <howarth at bromo.med.uc.edu> wrote:
> What exactly is the situation with support for -frounding-math in llvm-gcc/clang? I ask
> because we are seeing regressions in the ppl 0.11.2 testsuite when compiling with either llvm-gcc
> or clang from Xcode 4.1 as well as clang svn. The ppl developers seem to be seeing warnings to
> the effect...
> clang: warning: argument unused during compilation: '-frounding-math'
> in their builds.
> Thanks in advance for any clarifications on the status of -frounding-math in the llvm
> based compilers.
Not supported, and I don't know of anyone who plans on working on it
(or FENV_ACCESS) in the near future.
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