diff options
| author | Alan Modra <amodra@bigpond.net.au> | 2004-04-01 16:45:34 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2004-04-01 18:45:34 +0200 |
| commit | 765f1bf9e4451e97ccfba21bc2d9dcee8580fb31 (patch) | |
| tree | 1a3ce88b8909a989116b51749ef3a5f061786ed7 /gcc/configure.ac | |
| parent | 45dcc026e55601992454c81ff5c171a58a5ac4b9 (diff) | |
| download | gcc-765f1bf9e4451e97ccfba21bc2d9dcee8580fb31.zip gcc-765f1bf9e4451e97ccfba21bc2d9dcee8580fb31.tar.gz gcc-765f1bf9e4451e97ccfba21bc2d9dcee8580fb31.tar.bz2 | |
gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with -lgcc --as-needed -lgcc_s --no-as-needed by default.
* gcc.c (init_gcc_specs): If HAVE_LD_AS_NEEDED, link with
-lgcc --as-needed -lgcc_s --no-as-needed by default.
* configure.ac (HAVE_LD_AS_NEEDED): Check for ld --as-needed.
* configure: Rebuilt.
* config.in: Rebuilt.
* Makefile.in (stage1-start): Copy also libgcc_s*$(SHLIB_EXT).
(stage2-start, stage3-start, stage4-start): Likewise.
(stageprofile-start, stagefeedback-start): Likewise.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r80302
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index a4da3d2..f35812d 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -2744,6 +2744,25 @@ AC_MSG_RESULT($gcc_cv_ld_pie) # UNSORTED # -------- +AC_MSG_CHECKING(linker --as-needed support) +gcc_cv_ld_as_needed=no +if test $in_tree_ld = yes ; then + if test "$gcc_cv_gld_major_version" -eq 2 -a "$gcc_cv_gld_minor_version" -ge 16 -o "$gcc_cv_gld_major_version" -gt 2 \ + && test $in_tree_ld_is_elf = yes; then + gcc_cv_ld_as_needed=yes + fi +elif test x$gcc_cv_ld != x; then + # Check if linker supports --as-needed and --no-as-needed options + if $gcc_cv_ld --help 2>/dev/null | grep as-needed > /dev/null; then + gcc_cv_ld_as_needed=yes + fi +fi +if test x"$gcc_cv_ld_as_needed" = xyes; then + AC_DEFINE(HAVE_LD_AS_NEEDED, 1, +[Define if your linker supports --as-needed and --no-as-needed options.]) +fi +AC_MSG_RESULT($gcc_cv_ld_as_needed) + if test x$with_sysroot = x && test x$host = x$target \ && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then AC_DEFINE_UNQUOTED(PREFIX_INCLUDE_DIR, "$prefix/include", |