Review Request 127347: Fix build with glibc >= 2.23 by using std namespace

[Jarosław Staniek]

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libs/widgets/KoUnitDoubleSpinBox.cpp (line 30)
<https://git.reviewboard.kde.org/r/127347/#comment63684>

    I propose that you remove the ifdef completely and also don't use cmath; instead use qIsNaN(). We use it in a few places already.


- Jarosław Staniek


On March 11, 2016, 10:05 p.m., Heiko Becker wrote:
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> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/127347/
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> (Updated March 11, 2016, 10:05 p.m.)
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> Review request for Calligra.
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> Repository: calligra
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> Description
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> Otherwise I get "libs/widgets/KoUnitDoubleSpinBox.cpp:104:21: error:
> 'isnan' was not declared in this scope".
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> Diffs
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>   libs/widgets/KoUnitDoubleSpinBox.cpp 37f5415966e91ed543b22e5f50d04d7039f43f7d 
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> Diff: https://git.reviewboard.kde.org/r/127347/diff/
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> Testing
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> Builds.
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> Thanks,
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> Heiko Becker
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