libdw: Restructure address range reading for .debug_loc and .debug_ranges.

This caches the CU base address, makes error checking slight more relaxed
and restructures the code so it will be easier to add different forms
of ranges. Adds a new test for the new CU base address code.

Signed-off-by: Mark Wielaard <mark@klomp.org>

1 files changed, 0 insertions, 0 deletions

diff --git a/tests/testfileranges4.debug.bz2 b/tests/testfileranges4.debug.bz2
new file mode 100755
index 00000000..67ba573d
--- /dev/null
+++ b/tests/testfileranges4.debug.bz2