On Fri, 27 Feb 2026, Andreas Schwab wrote: > On Feb 10 2026, Jerry D wrote: > > > diff --git a/libgfortran/acinclude.m4 b/libgfortran/acinclude.m4 > > index 23fd621e518..13097b4ab92 100644 > > --- a/libgfortran/acinclude.m4 > > +++ b/libgfortran/acinclude.m4 > > @@ -578,3 +578,15 @@ main () > > [Define to 1 if you have the `$1' function.]) > > fi > > ]) > > + > > +AC_DEFUN([LIBGFOR_CHECK_SANE_BUILTIN_CLZL], [ > > + AC_RUN_IFELSE([AC_LANG_PROGRAM([[ > > This breaks cross compilers.
In particular for example building offload compilers where we now see: [ 856s] checking whether the target has CRLF as line terminator... no [ 856s] configure: error: in `/home/abuild/rpmbuild/BUILD/cross-amdgcn-gcc16-16 .0.1+git7751-build/gcc-16.0.1+git7751/obj-x86_64-suse-linux/amdgcn-amdhsa/libgfo rtran': [ 856s] configure: error: cannot run test program while cross compiling [ 856s] See `config.log' for more details [ 856s] make[1]: *** [Makefile:14692: configure-target-libgfortran] Error 1 Please fix. Richard.
