Configure: error: cannot compute sizeof (long double)

Baho Utot baho-utot at
Sun Jul 15 11:09:51 PDT 2007

On Sunday 15 July 2007 10:14 am, Ken Moffat wrote:
> On Sun, Jul 15, 2007 at 09:28:23AM -0400, Baho Utot wrote:
> > At Chapter 6.9 Glibc-2.3.6 I get the following error when on the
> > configuring glibc step:
> > checking sizeof long double... configure: error: cannot compute sizeof
> > (long double), 77
> >
> > I have searched the archive and google and according to those sources it
> > is a version problem or I am missing in the /tools/lib
> > directory.  I do have link to
> >
> > Does anyone have any more insight into this error?
>  Look for config.log (with glibc, you might have several of these in
> different subdirectories), find the error message, and look at the
> lines around it (probably, up to 40 lines above it) to see what
> error was reported by the test program.

It is hard to parse the config.log in glibc-build directory.  It is the only 
file there, there are no others.  I would like to know how the test for long 
double works.

The only thing I see missing is configure looking for and
Those are in /tools/lib.

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