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configure.ac (plugin -rdynamic test): Log result.

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* configure.ac (plugin -rdynamic test): Log result.
	* configure: Regenerate.
	* config/sol2.h (LINK_SPEC): Handle -rdynamic.
	(RDYNAMIC_SPEC): Define.
	* config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.

From-SVN: r158173
This commit is contained in:
Rainer Orth 2010-04-09 17:35:18 +00:00 committed by Rainer Orth
parent 55c4f71558
commit fcf5268611
5 changed files with 23 additions and 0 deletions

8
gcc/ChangeLog

@ -1,3 +1,11 @@
2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (plugin -rdynamic test): Log result.
* configure: Regenerate.
* config/sol2.h (LINK_SPEC): Handle -rdynamic.
(RDYNAMIC_SPEC): Define.
* config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac: Determine Sun ld version numbers.

4
gcc/config/sol2-gld.h

@ -25,3 +25,7 @@ along with GCC; see the file COPYING3. If not see
#undef SUPPORTS_INIT_PRIORITY
#define SUPPORTS_INIT_PRIORITY 1
/* GNU ld needs --export-dynamic to implement -rdynamic. */
#undef RDYNAMIC_SPEC
#define RDYNAMIC_SPEC "--export-dynamic"

4
gcc/config/sol2.h

@ -174,12 +174,16 @@ along with GCC; see the file COPYING3. If not see
#define LINK_SPEC \
"%{h*} %{v:-V} \
%{b} \
%{!shared:%{!static:%{rdynamic: " RDYNAMIC_SPEC "}}} \
%{static:-dn -Bstatic} \
%{shared:-G -dy %{!mimpure-text:-z text}} \
%{symbolic:-Bsymbolic -G -dy -z text} \
%(link_arch) \
%{Qy:} %{!Qn:-Qy}"
/* With Sun ld, -rdynamic is a no-op. */
#define RDYNAMIC_SPEC ""
/* The Solaris linker doesn't understand constructor priorities. (The
GNU linker does support constructor priorities, so GNU ld
configuration files for Solaris override this setting.) */

4
gcc/configure vendored

@ -25234,10 +25234,14 @@ $as_echo_n "checking for exported symbols... " >&6; }
$as_echo_n "checking for -rdynamic... " >&6; }
${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest > /dev/null 2>&1
if $gcc_cv_objdump -T conftest | grep foobar > /dev/null; then
plugin_rdynamic=yes
pluginlibs="-rdynamic"
else
plugin_rdynamic=no
enable_plugin=no
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $plugin_rdynamic" >&5
$as_echo "$plugin_rdynamic" >&6; }
fi
# Check -ldl

3
gcc/configure.ac

@ -4449,10 +4449,13 @@ if test x"$enable_plugin" = x"yes"; then
AC_MSG_CHECKING([for -rdynamic])
${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest > /dev/null 2>&1
if $gcc_cv_objdump -T conftest | grep foobar > /dev/null; then
plugin_rdynamic=yes
pluginlibs="-rdynamic"
else
plugin_rdynamic=no
enable_plugin=no
fi
AC_MSG_RESULT([$plugin_rdynamic])
fi
# Check -ldl