[Interest] Callgrind under Linux

Giuseppe D'Angelo giuseppe.dangelo at kdab.com
Fri Mar 6 17:54:48 CET 2020

Il 06/03/20 15:56, Konstantin Tokarev ha scritto:
>> We did find a closed issue about it:https://bugreports.qt.io/browse/QTBUG-62118
>> But no solution or hint about the cause of this.
> You can configure Qt with explicitly disable RDRAND, or use same hack as used in tst_qrandomgenerator.cpp, passing SkipHWRNG flag to qt_randomdevice_control.

Or just export QT_NO_CPU_FEATURE=rdrnd , no need to rebuild Qt (RDRAND 
is detected at runtime).


Giuseppe D'Angelo | giuseppe.dangelo at kdab.com | Senior Software Engineer
KDAB (France) S.A.S., a KDAB Group company
Tel. France +33 (0)4 90 84 08 53, http://www.kdab.com
KDAB - The Qt, C++ and OpenGL Experts

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