QQuickOpenGLShaderEffect() in libQt5Quick.a(qquickopenglshadereffect.o)

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于 2018-03-28 14:48:18 发布

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分类专栏： Qt for iOS ／ Android 文章标签：笔记整理 iOS编译

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在使用iOS编译Qt5Quick源码时遇到错误，具体为undefined symbols for architecture armv7，涉及到QQuickOpenGLShaderEffect的构造与析构，以及operator delete和operator new的std::align_val_t版本。编译时已选择c++14标准。

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Undefined symbols for architecture armv7:  "operator delete(void*, std::align_val_t)", referenced from:      QQuickOpenGLShaderEffect::~QQuickOpenGLShaderEffect() in libQt5Quick.a(qquickopenglshadereffect.o)      QtPrivate::MappedSlotObject::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) in libQt5Quick.a(qquickopenglshadereffect.o)  "operator new(unsigned long, std::align_val_t)", referenced from:      QQuickShaderEffect::QQuickShaderEffect(QQuickItem*) in libQt5Quick.a(qquickshadereffect.o)      QQuickOpenGLShaderEffectCommon::lookThroughShaderCode(QQuickItem*, QMetaObject const*, QQuickOpenGLShaderEffectMaterialKey::ShaderType, QByteArray const&) in libQt5Quick.a(qquickopenglshadereffect.o)      QQuickOpenGLShaderEffectCommon::updateShader(QQuickItem*, QMetaObject const*, QQuickOpenGLShaderEffectMaterialKey::ShaderType) in libQt5Quick.a(qquickopenglshadereffect.o)ld: symbol(s) not found for architecture armv7clang: error: linker command failed with exit code 1 (use -v to see invocation)

编译Qt源码时选择c++14

./configure -xplatform macx-ios-clang -opensource -confirm-license -nomake tests -nomake examples -release -c++std c++14

make -j4