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author | Paul Eggert <eggert@cs.ucla.edu> | 2006-06-19 07:19:00 +0000 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2006-06-19 07:19:00 +0000 |
commit | 050ec5cb29345afb71213ef17b780789b9673564 (patch) | |
tree | d707a7beedbc2959e80021354dbc9420db21f920 /m4 | |
parent | ed91e298a4b51ab184b6c22a2b7e61a357795382 (diff) | |
download | coreutils-050ec5cb29345afb71213ef17b780789b9673564.tar.xz |
(gl_IGNORE_UNUSED_LIBRARIES): Prefer binutils's
--as-needed option if available.
Diffstat (limited to 'm4')
-rw-r--r-- | m4/ChangeLog | 6 | ||||
-rw-r--r-- | m4/lib-ignore.m4 | 7 |
2 files changed, 12 insertions, 1 deletions
diff --git a/m4/ChangeLog b/m4/ChangeLog index 2fc9a180b..8ad70a2ee 100644 --- a/m4/ChangeLog +++ b/m4/ChangeLog @@ -1,3 +1,9 @@ +2006-06-19 Paul Eggert <eggert@cs.ucla.edu> + + * lib-ignore.m4 (gl_IGNORE_UNUSED_LIBRARIES): Prefer binutils's + --as-needed option if available. Problem reported by Albert Chin in + <http://lists.gnu.org/archive/html/bug-gnulib/2006-06/msg00114.html>. + 2006-06-18 Jim Meyering <jim@meyering.net> Test for a bug that causes glibc's getcwd to suffer a failed assertion. diff --git a/m4/lib-ignore.m4 b/m4/lib-ignore.m4 index 348f6f44a..deaaee8e6 100644 --- a/m4/lib-ignore.m4 +++ b/m4/lib-ignore.m4 @@ -15,7 +15,12 @@ AC_DEFUN([gl_IGNORE_UNUSED_LIBRARIES], gl_saved_ldflags=$LDFLAGS # Use long option sequences like '-z ignore' to test for the feature, # to forestall problems with linkers that have -z, -i, -g, -n, etc. flags. - for gl_flags in '-Wl,-z,ignore' '-z ignore'; do + for gl_flags in \ + '-Wl,--as-needed' \ + '-Wl,-z,ignore' \ + '--as-needed' \ + '-z ignore' + do LDFLAGS="$gl_flags $LDFLAGS" AC_LINK_IFELSE([AC_LANG_PROGRAM()], [gl_cv_ignore_unused_libraries=$gl_flags]) |