From 765f1bf9e4451e97ccfba21bc2d9dcee8580fb31 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 1 Apr 2004 16:45:34 +0000 Subject: 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*$(SHLIB_EXT). (stage2-start, stage3-start, stage4-start): Likewise. (stageprofile-start, stagefeedback-start): Likewise. Co-Authored-By: Jakub Jelinek From-SVN: r80302 --- gcc/configure | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'gcc/configure') diff --git a/gcc/configure b/gcc/configure index db55887..f0d5d41 100755 --- a/gcc/configure +++ b/gcc/configure @@ -11916,6 +11916,30 @@ echo "${ECHO_T}$gcc_cv_ld_pie" >&6 # UNSORTED # -------- +echo "$as_me:$LINENO: checking linker --as-needed support" >&5 +echo $ECHO_N "checking linker --as-needed support... $ECHO_C" >&6 +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 + +cat >>confdefs.h <<\_ACEOF +#define HAVE_LD_AS_NEEDED 1 +_ACEOF + +fi +echo "$as_me:$LINENO: result: $gcc_cv_ld_as_needed" >&5 +echo "${ECHO_T}$gcc_cv_ld_as_needed" >&6 + if test x$with_sysroot = x && test x$host = x$target \ && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then -- cgit v1.1