Bug 1288011

Summary: kdevelop locks up using 100% CPU
Product: [Fedora] Fedora Reporter: Dr I J Ormshaw <ian_ormshaw>
Component: kdevelopAssignee: Than Ngo <than>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: unspecified    
Version: 23CC: ian_ormshaw, jgrulich, ltinkl, rdieter, rnovacek, smparrish, than
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Linux   
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Fixed In Version: Doc Type: Bug Fix
Doc Text:
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Clone Of: Environment:
Last Closed: 2016-01-29 16:49:09 UTC Type: Bug
Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description Flags
Archive of project directory none

Description Dr I J Ormshaw 2015-12-03 10:21:18 UTC
Created attachment 1101739 [details]
Archive of project directory

Description of problem:

kdevelop repeatedly locks up when it does this the kdevelop process
is using 100% cpu

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

kdevelop-9:4.7.2-1.fc23.x86_64

How reproducible:

Always within a minuet or two of editing the source file

Steps to Reproduce:
1.  untar the attachment in ${HOME}/projects
2.  in kdevelop import the project ftw from ${HOME}/projects
3.  in kdevelop open main.cpp
4.  make trivial to the file main.cpp
    e.g. insert and delete blank lines
    change the 32 in line 52 to another number
5.  build and run ftw
6.  repeat steps 4 and 5

Actual results:

kdevelop locks up

Expected results:

kdevelop should not lock up

Additional info:

Comment 1 Dr I J Ormshaw 2015-12-10 14:19:52 UTC
This has been reproduced on 2 separate Fedora 23 systems and on Fedora 22, but not on Fedora 21.

Comment 2 Than Ngo 2016-01-26 11:18:37 UTC
i can reproduce this issue. Is it the same kdevelop version on f21?

Comment 3 Dr I J Ormshaw 2016-01-26 12:34:49 UTC
I've just booted up to a Fedora 21 live CD and installed kdevelop.  I get the same version as I have on Fedora 23

Comment 4 Than Ngo 2016-01-27 13:13:17 UTC
please try new kdevelop-4.7.3 and give me feedbacks. This issue should be fixed in this new version

 http://koji.fedoraproject.org/koji/buildinfo?buildID=713819

Comment 5 Dr I J Ormshaw 2016-01-27 15:22:44 UTC
Where should I get that from as it doesn't appear to be in the update-testing repo?

Comment 6 Than Ngo 2016-01-29 08:56:35 UTC
it should be available in update-testing. 

https://bodhi.fedoraproject.org/updates/FEDORA-2016-015ca8d3c3

Comment 7 Dr I J Ormshaw 2016-01-29 10:17:41 UTC
The fix has now appeared in update-testing.

From preliminary quick testing, I cannot reproduce the error.