configure.ac (DWARF-2 debug_line): Use objdump.

	* configure.ac (DWARF-2 debug_line): Use objdump.
	* configure: Regenerate.

From-SVN: r93094

gcc/ChangeLog

+2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	* configure.ac (DWARF-2 debug_line): Use objdump.
+	* configure: Regenerate.
+
 2005-01-08  Jeff Law  <law@redhat.com>
 	    Diego Novillo  <dnovillo@redhat.com>
 

gcc/configure

@@ -14683,8 +14683,9 @@ fi
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }
     then
-	# ??? This fails with non-gnu grep.  Maybe use objdump?
-   if grep debug_line conftest.o > /dev/null 2>&1; then
+	if test x$gcc_cv_objdump != x \
+   && $gcc_cv_objdump -h conftest.o 2> /dev/null \
+      | grep debug_line > /dev/null 2>&1; then
      gcc_cv_as_dwarf2_debug_line=yes
    fi
     else

gcc/configure.ac

@@ -2794,8 +2794,9 @@ if test x"$insn" != x; then
  gcc_GAS_CHECK_FEATURE([dwarf2 debug_line support],
   gcc_cv_as_dwarf2_debug_line,
   [elf,2,11,0],, [$conftest_s],
-  [# ??? This fails with non-gnu grep.  Maybe use objdump?
-   if grep debug_line conftest.o > /dev/null 2>&1; then
+  [if test x$gcc_cv_objdump != x \
+   && $gcc_cv_objdump -h conftest.o 2> /dev/null \
+      | grep debug_line > /dev/null 2>&1; then
      gcc_cv_as_dwarf2_debug_line=yes
    fi])