configure: use OBJDUMP determined by libtool [PR95648]

$ac_cv_prog_OBJDUMP contains the --host OBJDUMP that
libtool has inferred. Current config/gcc-plugin.m4 does
not respect the user's choice for OBJDUMP.

config/
	* gcc-plugin.m4: Use libtool's $ac_cv_prog_OBJDUMP.

diff --git a/config/gcc-plugin.m4 b/config/gcc-plugin.m4
index ca98d67..16ebe25 100644 (file)
--- a/config/gcc-plugin.m4
+++ b/config/gcc-plugin.m4
@@ -45,7 +45,7 @@ AC_DEFUN([GCC_ENABLE_PLUGINS],
      ;;
      *)
        if test x$build = x$host; then
-        export_sym_check="objdump${exeext} -T"
+        export_sym_check="$ac_cv_prog_OBJDUMP -T"
        elif test x$host = x$target; then
         export_sym_check="$gcc_cv_objdump -T"
        else