On Wed, 17 Dec 2025, Esteve Varela Colominas wrote:
> Currently, --enable-static and --enable-shared are filtered by this
> script. Trying to override a build system's wishes by appending
> --enable-shared, resulted in the following command-line:
>
> ./configure --disable-shared --enable-shared
>
> Due to the current behavior of the script, this causes the
> build_libtool_libs variable in the generated `libtool` scripts to be
> turned off, resulting in a franken-shared gcc build where shared
> libraries are enabled, but none of the internal libraries (e.g. libgomp)
> are built as .so files.
>
> To test the change in behavior, one can do the following:
>
> rm -rf tmp; mkdir tmp
> cd tmp
> ../libgomp/configure --disable-shared --enable-shared
> grep build_libtool_libs libtool | head -n1
>
> Before this change, build_libtool_libs will be set to `no`. After this
> change, it will be `yes`.
>
> ChangeLog:
>
> * config-ml.in: Replicate the filtering logic used with
> --enable-{static,shared} for the --disable equivalents.
OK.
--
Joseph S. Myers
[email protected]
