addr2line: Always parse addresses as hex numbers.

We would sometimes interpret input addresses as decimal or octal.
That could be confusing and isn't what binutils addr2line does.
Be consistent and always treat input addresses as hex.

Signed-off-by: Mark Wielaard <mjw@redhat.com>
diff --git a/tests/ChangeLog b/tests/ChangeLog
index a899947..0e31012 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,7 @@
+2015-05-20  Mark Wielaard  <mjw@redhat.com>
+
+	* run-addrname-test.sh: Make sure all input addresses are hex.
+
 2015-05-04  Max Filippov  <jcmvbkbc@gmail.com>
 
 	* backtrace-child.c (stdarg, main): Replace assert_perror with assert.