Details
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Bug
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Resolution: Done
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P1: Critical
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None
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5.0.0 Beta 1, 5.0.0
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None
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OS X 10.7.4, MacPorts clang version 3.1 (branches/release_31 155781), Qt 5 from git
Description
Enable C+11 with -std=c+0x using clang 3.1 causes the following errors:
14:25:37: Running steps for project cxx11... 14:25:37: Configuration unchanged, skipping qmake step. 14:25:37: Starting: "/usr/bin/make" -w make: Entering directory `/Users/stephenchu/Dropbox/cxx11' /Qt/5.0/qtbase/bin/qmake -spec /Qt/5.0/qtbase/mkspecs/macx-clang CONFIG+=x86_64 -o Makefile cxx11.pro make: Leaving directory `/Users/stephenchu/Dropbox/cxx11' make: Entering directory `/Users/stephenchu/Dropbox/cxx11' clang++ -c -pipe -mmacosx-version-min=10.6 -std=c++0x -stdlib=libc++ -g -gdwarf-2 -Wall -W -fPIE -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/Qt/5.0/qtbase/mkspecs/macx-clang -I. -I/Qt/5.0/qtbase/include/QtCore -I/Qt/5.0/qtbase/include/QtGui -I/Qt/5.0/qtbase/include -I/System/Library/Frameworks/OpenGL.framework/Versions/A/Headers -I/System/Library/Frameworks/AGL.framework/Headers -I. -F/Qt/5.0/qtbase/lib -o main.o main.cpp In file included from main.cpp:1: In file included from /Qt/5.0/qtbase/include/QtCore/QtCore:4: In file included from /Qt/5.0/qtbase/include/QtCore/qabstractanimation.h:1: In file included from /Qt/5.0/qtbase/include/QtCore/../../src/corelib/animation/qabstractanimation.h:45: In file included from /Qt/5.0/qtbase/include/QtCore/qobject.h:1: In file included from /Qt/5.0/qtbase/include/QtCore/../../src/corelib/kernel/qobject.h:48: In file included from /Qt/5.0/qtbase/include/QtCore/qstring.h:1: In file included from /Qt/5.0/qtbase/include/QtCore/../../src/corelib/tools/qstring.h:46: In file included from /Qt/5.0/qtbase/include/QtCore/qbytearray.h:1: /Qt/5.0/qtbase/include/QtCore/../../src/corelib/tools/qbytearray.h:393:29: error: constexpr constructor never produces a constant expression [-Winvalid-constexpr] Q_DECL_CONSTEXPR inline QByteArray(QByteArrayDataPtr dd) ^ /Qt/5.0/qtbase/include/QtCore/../../src/corelib/tools/qbytearray.h:394:13: note: reinterpret_cast is not allowed in a constant expression : d(reinterpret_cast<Data *>(dd.ptr)) ^ In file included from main.cpp:1: In file included from /Qt/5.0/qtbase/include/QtCore/QtCore:43: In file included from /Qt/5.0/qtbase/include/QtCore/qurl.h:1: /Qt/5.0/qtbase/include/QtCore/../../src/corelib/io/qurl.h:70:48: error: constexpr constructor's 1st parameter type 'QFlag' is not a literal type Q_DECL_CONSTEXPR inline QUrlTwoFlags(QFlag f) : i(f) {} ~~~~~~^ /Qt/5.0/qtbase/include/QtCore/../../src/corelib/global/qflags.h:51:7: note: 'QFlag' is not literal because it is not an aggregate and has no constexpr constructors other than copy or move constructors class QFlag ^ main.cpp:121:40: warning: unused parameter 'v' [-Wunused-parameter] re.addRule(new RuleFunc([](QVariant & v) { return true; } ), {} ); ^ 1 warning and 2 errors generated. make: *** [main.o] Error 1 make: Leaving directory `/Users/stephenchu/Dropbox/cxx11' 14:25:40: The process "/usr/bin/make" exited with code 2. Error while building/deploying project cxx11 (target: Desktop) When executing step 'Make'
The same errors occurs when trying to build Qt 5 with clang 3.1.