dwarf_ranges: do not request base address attributes if not necessary

- Instead of bailing out at iteration start, we remember the
  base-address-selecting attributes were not seen, and then bail out
  later if no base address selection entry has been seen.

Signed-off-by: Petr Machata <[email protected]>

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/run-dwarf-ranges.sh b/tests/run-dwarf-ranges.sh
new file mode 100755
index 00000000..d202ed3f
--- /dev/null
+++ b/tests/run-dwarf-ranges.sh
@@ -0,0 +1,27 @@
+#! /bin/sh
+# Copyright (C) 2015 Red Hat, Inc.
+# This file is part of elfutils.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# elfutils is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+. $srcdir/test-subr.sh
+
+testfiles debug-ranges-no-lowpc.o
+
+testrun_compare ${abs_builddir}/dwarf-ranges debug-ranges-no-lowpc.o 0xb <<\EOF
+1..2 (base 0)
+3..4 (base 0)
+EOF
+
+exit 0