[COMMITTED PATCH] gdb.dwarf2/dw4-sig-types.exp: Also pass -fdebug-types-section to gcc.

[Doug Evans]

Hi.

I happened to notice this while adding a new test.

Regression tested on amd64-linux.

2015-01-02  Doug Evans  <dje@google.com>

	* gdb.dwarf2/dw4-sig-types.exp: Also pass -fdebug-types-section to gcc.

diff --git a/gdb/testsuite/gdb.dwarf2/dw4-sig-types.exp b/gdb/testsuite/gdb.dwarf2/dw4-sig-types.exp
index e47dc2b..3523b66 100644
--- a/gdb/testsuite/gdb.dwarf2/dw4-sig-types.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw4-sig-types.exp
@@ -13,17 +13,17 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-# Test dwarf4 signatured types.
+# Test dwarf4 signatured types (DW_TAG_type_unit).
 
 standard_testfile .cc dw4-sig-types-b.cc
 
 # This test is intended for targets which support DWARF-4.
-# Since we pass an explicit -gdwarf-4 to the compiler, we let
-# that be the test of whether the target supports it.
+# Since we pass an explicit -gdwarf-4 -fdebug-types-section to the compiler,
+# we let that be the test of whether the target supports it.
 
 if { [prepare_for_testing "${testfile}.exp" "${testfile}" \
 	  [list $srcfile $srcfile2] \
-	  {debug c++ additional_flags=-gdwarf-4}] } {
+	  {debug c++ additional_flags=-gdwarf-4 additional_flags=-fdebug-types-section}] } {
     return -1
 }