[Bug libquadmath/55821] Release tarballs (unconditionally) install libquadmath.info when libquadmath is not supported

[fxcoudert at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55821

--- Comment #8 from Francois-Xavier Coudert <fxcoudert at gcc dot gnu.org> ---
(In reply to Sandra Loosemore from comment #7)
> Trying to build an arm-none-linux-gnueabi cross from mainline head, I'm
> getting this error now:
> 
> /scratch/sandra/arm-fsf/src/gcc-mainline/libquadmath/libquadmath.texi:369:
> @include `libquadmath-vers.texi': No such file or directory.
> /scratch/sandra/arm-fsf/src/gcc-mainline/libquadmath/libquadmath.texi:374:
> warning: undefined flag: BUGURL.

What is your configure line?


Does the following patch (untested for now) fix the issue for you?

Index: Makefile.am
===================================================================
--- Makefile.am    (revision 216036)
+++ Makefile.am    (working copy)
@@ -163,11 +163,11 @@ MAKEINFOFLAGS = -I $(srcdir)/../gcc/doc/

 if BUILD_LIBQUADMATH
 info_TEXINFOS = libquadmath.texi
-libquadmath_TEXINFOS = libquadmath-vers.texi
 else
 info_TEXINFOS = 
-libquadmath_TEXINFOS = 
 endif

+libquadmath_TEXINFOS = libquadmath-vers.texi
+
 libquadmath-vers.texi:
     echo "@set BUGURL $(REPORT_BUGS_TEXI)" > $@