JDK 8 code review request for 7075098: Remove unused fdlibm files
Dr Andrew John Hughes
ahughes at redhat.com
Thu Aug 4 18:46:10 PDT 2011
On 13:09 Thu 04 Aug , Joe Darcy wrote:
> The JDK makefiles specially compile the FDLIBM sources under lower
> optimization levels to try to avoid such problems. Over the years, we
> have had our share of C compiler bugs tripping up FDLIBM, which have
> been caught by our testing. One of my long-term goals is to finish the
> small matter of programming  to port FDLIBM from C to Java, which
> would immunize the JDK from this class of problem.
FWIW, GNU Classpath used Java versions of the StrictMath methods, though
it's now out of sync with the ones added in 1.6.
> Thanks for the review,
>  http://blogs.oracle.com/darcy/entry/finding_a_bug_in_fdlibm
>  A piece of the SMOP:
> 6908131: Pure Java implementations of StrictMath.floor(double) &
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