Red Hat Bugzilla – Bug 227231
libdwfl dwfl_module_addrname can't find symbol name for symbols with st_size=0.
Last modified: 2009-04-15 06:13:58 EDT
+++ This bug was initially created as a clone of Bug #227167 +++
Description of problem:
calling dwfl_module_addrname on a symbol with a st_size of 0 returns null when
it should return the symbol size.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Create assembly test with code for a function with no symbol size. That
2. Run the program and try to get a backtrace using dwfl_module_addrname.
Check out the patch for a possible solution.
-- Additional comment from firstname.lastname@example.org on 2007-02-02 16:30 EST --
Created an attachment (id=147253)
Patch to implement finding addrname of functions with st_size=0.
-- Additional comment from email@example.com on 2007-02-02 16:32 EST --
Created an attachment (id=147254)
A program with a function foo with st_size = 0, that segfaults in foo.
-- Additional comment from firstname.lastname@example.org on 2007-02-03 14:39 EST --
I've done a different fix.
This request was evaluated by Red Hat Product Management for
inclusion in a Red Hat Enterprise Linux release. Since this
bugzilla is in a component that is not approved for the current
release, it has been closed with resolution deferred. You may
reopen this bugzilla for consideration in the next release.
This was fixed in 5.3 (-0.137-3.el5)