On Mon, Mar 26, 2012 at 7:40 AM, Joseph S. Myers <jos...@codesourcery.com> wrote: > On Fri, 23 Mar 2012, David Edelsohn wrote: > >> The build process of libquadmath sometimes encounters problems on AIX >> due to multilib and LD_LIBRARY_PATH interfering with GCC's own library >> dependencies. Libquadmath is not used on AIX, so this patch adds it >> to noconfigdirs. > > Please include this explanation in a comment on the powerpc-*-aix* | > rs6000-*-aix* case. Existing directory-disabling cases may be > uncommented, but new ones ought to have comments explaining the reason for > disabling the library.
Is the following okay? Thanks, David Index: configure.ac =================================================================== --- configure.ac (revision 186108) +++ configure.ac (working copy) @@ -509,6 +509,15 @@ fi fi +# Disable libquadmath for some systems. +case "${target}" in + # libquadmath is unused on AIX and libquadmath build process use of + # LD_LIBRARY_PATH can break AIX bootstrap. + powerpc-*-aix* | rs6000-*-aix*) + noconfigdirs="$noconfigdirs target-libquadmath" + ;; +esac + # Disable libssp for some systems. case "${target}" in avr-*-*)