Perfromance Test Results using gcc-linaro-4.5-2010.11-1
rearnsha at arm.com
Thu Dec 9 11:02:46 UTC 2010
On Thu, 2010-12-09 at 13:31 +1300, Michael Hope wrote:
> On Wed, Dec 8, 2010 at 7:10 PM, Michael Hope <michael.hope at linaro.org> wrote:
> -fno-common also gives a small improvement in various benchmarks, but
> may break some programs.
Any breakage with -fno-common would be detected at link time, so if your
program compiles successfully it should run successfully.
The breakage is that some non-strictly conforming programs that declare
variables tentatively with, for example:
in multiple translation units will get multiple-definition errors at
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