Bug 199646 - valgrind appears to confuse elf and dwarf2
Summary: valgrind appears to confuse elf and dwarf2
Status: CLOSED RAWHIDE
Alias: None
Product: Fedora
Classification: Fedora
Component: valgrind
Version: rawhide
Hardware: x86_64
OS: Linux
medium
high
Target Milestone: ---
Assignee: Jakub Jelinek
QA Contact:
URL:
Whiteboard:
Keywords:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2006-07-20 23:55 UTC by Brett Pemberton
Modified: 2007-11-30 22:11 UTC (History)
0 users

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Clone Of:
(edit)
Last Closed: 2006-10-05 10:21:22 UTC


Attachments (Terms of Use)
simple program used to test valgrind (99 bytes, application/octet-stream)
2006-07-20 23:55 UTC, Brett Pemberton
no flags Details

Description Brett Pemberton 2006-07-20 23:55:52 UTC
Description of problem:

When asked to debug a simple, newly compiled binary, valgrind spits out DWARF2
errors.

Version-Release number of selected component (if applicable):

valgrind-3.2.0-3.1

How reproducible:

Always

Steps to Reproduce:
1. compile a simple binary
2. valgrind --tool=memcheck ./test
  
Actual results:
pages of:
--24007-- DWARF2 CFI reader: unhandled CFI instruction 0:18
--24007-- DWARF2 CFI reader: unhandled CFI instruction 0:18

Expected results:
actual debug information

Additional info:

Comment 1 Brett Pemberton 2006-07-20 23:55:52 UTC
Created attachment 132777 [details]
simple program used to test valgrind

Comment 2 Jakub Jelinek 2006-10-05 10:21:22 UTC
Valgrind wasn't handling properly some CFI ops, including not computing right
their length.
This should be fixed in the current rawhide valgrind (3.2.1-4).


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