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Disable Qt deprecation warnings on Qt 6 builds

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These are too noisy, as we get thousands of warnigs due to
QVariant::Type usage in headers which we need for Qt 5 build
compatibility
This commit is contained in:
Nyall Dawson 2024-11-02 06:55:29 +10:00
parent 1dfb788c17
commit 8bf470baa0
1 changed files with 8 additions and 4 deletions
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12
CMakeLists.txt
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@ -824,10 +824,14 @@ if(MSVC)
add_definitions(-DNOMINMAX)
endif()
# Prevent build when Qt api deprecated before this Qt version is used:
add_definitions(-DQT_DEPRECATED_WARNINGS)
# Unfortunately Qwt uses deprecated QString::null in headers, preventing this being raised above 5.8
add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x050800)
if(BUILD_WITH_QT6)
# Qt deprecated warnings are too noisy for now -- we have a LOT of QVariant::Type usage
# in order to maintain Qt5 compatibility
add_definitions(-DQT_NO_DEPRECATED_WARNINGS)
else()
# Unfortunately Qwt uses deprecated QString::null in headers, preventing this being raised above 5.8
add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x050800)
endif()
# For fast string concatenation
add_definitions(-DQT_USE_QSTRINGBUILDER)