Bug 319045

Summary:	KDevelop crach after import twisted.internet.ssl
Product:	[Developer tools] kdev-python	Reporter:	Alexandr Zamaraev (aka Tonal) <tonal.promsoft>
Component:	Language support	Assignee:	Sven Brauch <mail>
Status:	RESOLVED FIXED
Severity:	crash
Priority:	NOR
Version:	1.4.0 / 1.4.1 (stable)
Target Milestone:	1.6.0
Platform:	Ubuntu
OS:	Linux
Latest Commit:	http://commits.kde.org/kdev-python/257bcbba297de43da726893d9016f41f39de23ec	Version Fixed In:
Sentry Crash Report:

Description Alexandr Zamaraev (aka Tonal) 2013-04-29 05:46:55 UTC

KDevelop crach after import twisted.internet.ssl


Reproducible: Always

Steps to Reproduce:
1. Create new simple python project
2. type in main file
import twisted.internet.ssl
3. KDevelop crashed with message:
Application: KDevelop (kdevelop), signal: Aborted
In console:
$ kdevelop
... 
 ====> PARSING ====> parsing file  "/usr/lib/python2.7/dist-packages/twisted/protocols/__init__.py" ; has priority 99993 
 ====> AST     ====>     building abstract syntax tree for  "/usr/lib/python2.7/dist-packages/twisted/protocols/__init__.py" 
 ====> DUCHAIN ====>     building duchain for "/usr/lib/python2.7/dist-packages/twisted/protocols/__init__.py" 
 ====> DUCHAIN ====>     rebuilding duchain for "/usr/lib/python2.7/dist-packages/twisted/protocols/__init__.py" (was built before) 
 ====> PARSING ====> parsing file  "/usr/lib/python2.7/dist-packages/twisted/internet/ssl.py" ; has priority 99993 
 ====> AST     ====>     building abstract syntax tree for  "/usr/lib/python2.7/dist-packages/twisted/internet/ssl.py" 
 ====> DUCHAIN ====>     building duchain for "/usr/lib/python2.7/dist-packages/twisted/internet/ssl.py" 
ASSERT: "comprehensionContext" in file /media/my_book/lang/work/kdev-python/duchain/expressionvisitor.cpp, line 606
KCrash: Application 'kdevelop' crashing...
...

Comment 1 Sven Brauch 2013-04-29 09:44:28 UTC

Git commit 257bcbba297de43da726893d9016f41f39de23ec by Sven Brauch.
Committed on 29/04/2013 at 11:44.
Pushed by brauch into branch '1.5'.

Don't visit decorators and base classes twice

This led to crashes because the second turn was done within
the class context.

M  +4    -5    duchain/declarationbuilder.cpp
M  +5    -0    duchain/tests/pyduchaintest.cpp

http://commits.kde.org/kdev-python/257bcbba297de43da726893d9016f41f39de23ec

Comment 2 Alexandr Zamaraev (aka Tonal) 2013-04-30 05:50:11 UTC

How about bakport to 1.4 branch?

Comment 3 Sven Brauch 2013-05-01 11:22:31 UTC

Git commit c21e6c782a42328ce59aeddd928be8d08c62ceb6 by Sven Brauch.
Committed on 29/04/2013 at 11:44.
Pushed by brauch into tag 'v1.4.2'.

Don't visit decorators and base classes twice

Backported to 1.4 for 1.4.2 release
This led to crashes because the second turn was done within
the class context.

Conflicts:
	duchain/tests/pyduchaintest.cpp

M  +4    -5    duchain/declarationbuilder.cpp
M  +7    -1    duchain/tests/pyduchaintest.cpp

http://commits.kde.org/kdev-python/c21e6c782a42328ce59aeddd928be8d08c62ceb6