(C++) StdArrayExample2

 

Technical facts

 

Operating system(s) or programming environment(s)

• Lubuntu 15.04 (vivid)

IDE(s):

• Qt Creator 3.1.1

Project type:

• Console application

C++ standard:

• C++98

Compiler(s):

• G++ 4.9.2

Libraries used:

• STL: GNU ISO C++ Library, version 4.9.2

 

 

 

 

 

Qt project file: ./CppStdArrayExample2/CppStdArrayExample2.pro

 

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include(../../ConsoleApplication.pri) #Or use the code below # QT += core # QT += gui # greaterThan(QT_MAJOR_VERSION, 4): QT += widgets # CONFIG   += console # CONFIG   -= app_bundle # TEMPLATE = app # CONFIG(release, debug|release) { #   DEFINES += NDEBUG NTRACE_BILDERBIKKEL # } # QMAKE_CXXFLAGS += -std=c++11 -Wall -Wextra -Weffc++ # unix { #   QMAKE_CXXFLAGS += -Werror # } SOURCES += main.cpp

 

 

 

 

 

./CppStdArrayExample2/main.cpp

 

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#include <array> #include <cassert> struct Data {   //Data() : m_v{    } {} //Not allowed   Data() : m_v{ {} } {} //Allowed, implicit initialization with zeroes   //Data() : m_v{ {0,0,0,0,0,0,0} } {} //Allowed, explicit initialization with zeroes   //Data() : m_v{0,0,0,0,0,0,0} {} //Not allowed   const std::array<int,7> m_v; }; int main() {   Data d;   for (int i=0; i!=7; ++i) { assert(d.m_v[i] == 0); } }