diff options
| author | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-26 20:48:35 +0000 |
|---|---|---|
| committer | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-26 20:48:35 +0000 |
| commit | d87f538bbcad3f99e0ef9bceabd5166f420c8bac (patch) | |
| tree | 1ac670155f6c0757ae6d81e85e74118a35525058 /gcc/configure.ac | |
| parent | c9e50e9897c763bb8a23bea37fd04d5e94834a57 (diff) | |
| download | gcc-d87f538bbcad3f99e0ef9bceabd5166f420c8bac.tar.gz | |
2010-04-26 Jack Howarth <howarth@bromo.med.uc.edu>
PR 43715
* gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin
instead of "$gcc_cv_objdump -T".
Use "-undefined dynamic_lookup" on darwin.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158748 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index 2f571e6482d..1676c40b4b0 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -4456,15 +4456,23 @@ enable_plugin=yes; default_plugin=yes) pluginlibs= if test x"$enable_plugin" = x"yes"; then + case "${host}" in + *-*-darwin*) + export_sym_check="$gcc_cv_nm -g" + ;; + *) + export_sym_check="$gcc_cv_objdump -T" + ;; + esac AC_MSG_CHECKING([for exported symbols]) echo "int main() {return 0;} int foobar() {return 0;}" > conftest.c ${CC} ${CFLAGS} ${LDFLAGS} conftest.c -o conftest > /dev/null 2>&1 - if $gcc_cv_objdump -T conftest | grep foobar > /dev/null; then + if $export_sym_check conftest | grep foobar > /dev/null; then : # No need to use a flag else AC_MSG_CHECKING([for -rdynamic]) ${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest > /dev/null 2>&1 - if $gcc_cv_objdump -T conftest | grep foobar > /dev/null; then + if $export_sym_check conftest | grep foobar > /dev/null; then plugin_rdynamic=yes pluginlibs="-rdynamic" else @@ -4484,7 +4492,14 @@ if test x"$enable_plugin" = x"yes"; then # Check that we can build shared objects with -fPIC -shared saved_LDFLAGS="$LDFLAGS" - LDFLAGS="$LDFLAGS -fPIC -shared" + case "${host}" in + *-*-darwin*) + LDFLAGS="$LDFLAGS -fPIC -shared -undefined dynamic_lookup" + ;; + *) + LDFLAGS="$LDFLAGS -fPIC -shared" + ;; + esac AC_MSG_CHECKING([for -fPIC -shared]) AC_TRY_LINK( [extern int X;],[return X == 0;], |