Questions tagged [g++]
48
questions
2
votes
0
answers
278
views
Is it possible to use Libtorch with VS Code?
I have followed the instructions provided by Pytorch to installing C++ distributions of PyTorch:
https://pytorch.org/cppdocs/installing.html
However, this command produces an error:
cmake --build . --...
- 121
1
vote
1
answer
9k
views
Cannot find g++ after msys2 install
I want to install g++ so I can compile and run C++ code in VScode.
I started by trying to follow the VSCode-provided guide which states I need to install mysys.
I tried installing msys2 per the given ...
- 121
5
votes
1
answer
15k
views
How can I properly configure the g++ include path with mingw64?
I have installed msys2/mingw64 because I need the g++ compiler. Now, I want to compile some c++ oce which requires openblas. I have installed the package using pacman -S mingw-w64-x86_64-openblas. ...
- 403
0
votes
1
answer
408
views
Installing gcc 4.7.2 in MacOS (Monterrey)
I am trying to install gcc 4.7.2 (I need this version in order to be able to compile an old code), but I can not seem to find a proper way to do it. It looks like the only available options is to do ...
- 1
0
votes
1
answer
1k
views
How to compile text file to exe file with G++
I have c++ code saved in .txt file. Can i somehow format it with g++ compiler or i\ must change it to file.cpp?
Is there why how to compile a .txt file with g++?
Thanks for answare.
- 5
0
votes
2
answers
1k
views
How can I get g++ 7+ on windows 10?
I have just installed g++ using MinGW. When I tried g++ --version it says, that it is 6.3.0:
g++ (MinGW.org GCC-6.3.0-1) 6.3.0
Copyright (C) 2016 Free Software Foundation, Inc.
This is free software; ...
- 103
0
votes
1
answer
947
views
What is a purple file from the LS command?
I am working on a c++ project and had a failed compilation (normal kind of errors). When I ran ls (a bit of a habit), it showed a file with a seemingly random sequence of characters:
'!4'$'\377\377\...
- 63
0
votes
1
answer
149
views
Can g++ compilers be used to build linux software on macos?
On windows I am able to develop for linux using WSL2. I ususally use CLion which allows me to switch between msvc and g++ with a flip of a switch. Is it possible to do the same thing on Mac? If so, ...
- 3,276
-1
votes
1
answer
205
views
Conditional statements with braces versus without braces - which is fast in C, C++ [closed]
I know this is silly, but I'm quite curious to know that is there any speed difference using conditional statement (i.e. for, if, while, do while) in C++ with braces and without braces.
FYI : I know ...
- 111
0
votes
2
answers
388
views
Notepad++ NppExec: Redirect to file using '>' registers it as an argument and does not work, even though it works on the command line
Looking at the code below, it simply converts a c or c++ file, e.g. main.cpp into its state after preprocessing, e.g. main_pp.cpp.
However, running the command it generates, g++ -E "main.cpp"...
- 123
0
votes
1
answer
112
views
Trouble updating G++ to version >5 using apt-get in Windows Subsystem for Linux
Context: I'm trying to run CMake as described here (under Linux-installing dependencies > Building OpenVDB). I'm in WSL.
When I do so I get this error:
CMake Deprecation Warning at CMakeLists.txt:...
- 103
2
votes
0
answers
495
views
Cannot install g++6 on alpine3.9
I need to install g++6 for building spidermonkey->couchdb on alpine3.9. I am unable to install it. Note that it is on the package list available on alpine 3.9 here.
$ docker run -ti alpine:3.9 sh
/ # ...
- 21
0
votes
1
answer
187
views
Charm4py/charm++, GCC error when installing
firstly I am going to explain the issue and at the bottom you'll find the question/-s.
I'm trying to install charm4py using pip/pip3/apt (all of em), after 1.5 hours it fails and I notice it's charm++...
- 1
1
vote
0
answers
150
views
Not able to run C++ code on Windows 8.1 Pro
I have installed the g++ compiler on my PC at my work place, downloaded from https://osdn.net/projects/mingw/releases/ here. I've also set the system path variable, but when I try to compile my code ...
0
votes
1
answer
160
views
R g++ error installing survey package
i get a non-zero exit status by installing the survey-package in R version 3.5.2 on ubuntu 18.04. the problem seems to be related to g++ and the package minqa. in the output of the installation ...
- 11
1
vote
1
answer
4k
views
What exactly is g++?
There's one thing that I don't understand - and that is the question what is g++?
I've searched for the wide web (in every way I've thought of, at least). No result yielded (the closest that I've ...
- 13
3
votes
2
answers
3k
views
How do I compile FFMPEG & Libaom without PIE
I am trying to compile FFMPEG and Libaom from source apparently because the gcc and g++ compilers in Ubuntu 18.04 by default has enabled the following option by default: --enable-default-pie
$ gcc -v
...
- 431
1
vote
0
answers
931
views
Docker container with centos 6.6 and c++
I'm trying to create a docker contaienr with CentOS 6.6 and c++:
Step 1/37 : FROM centos:6.6
---> 3d7ac13b921a
Step 2/37 : RUN yum -y update
---> Using cache
---> b41e216c79de
Step 3/37 : ...
- 437
0
votes
1
answer
993
views
Eclipse: g++: command not found
I have installed Eclipse via System Workbench for STM32.
Meaning I have an icon now named System Workbench for STM32, and when I open it Eclipse opens.
With that IDE I can successfully create ...
- 449
1
vote
1
answer
5k
views
How do you change versions of gcc on windows?
I've been using g++ 4.8.1, mingw. Now, I've just updated to 6.3.0, however when I use g++ in command prompt it still seems to use the older version. How do you change between versions on windows?
- 141
0
votes
1
answer
542
views
What is the windows cmd command equivalent to ubuntu command timeout 5s a.exe < input.txt
I am developing an online judge for my university. I need to timeout every program after 5 seconds for measuring time limit. my input is input.txt file and i am compiling and getting output in ubuntu ...
- 141
0
votes
1
answer
425
views
Windows equivalent for unix regular expressions
Is there an replacement for
**/*.*
**/*.cpp
so that i can do sth like this:
gcc -std=c++14 -I ./include/ -o ./bin/main ./src/**/*.cpp
(the way i go when i don't use any makefile)
on windows i did ...
- 516
-1
votes
1
answer
4k
views
How can I compile C++ code into an independent Windows executable? [closed]
I've got a C++ program that I can compile and run on Mac OS 10.11 using g++. I also was able to compile and run it on Windows 10 using Visual Studio. However, when I tried to run the .exe file on a ...
- 137
3
votes
2
answers
2k
views
compilation on cygwin64 doesn't work with g++ 4.9.2
I have
GNU make version 4.0
g++/gcc version 4.9.2
Command make clean works perfectly
But when I use command make to compile
I got this error
C:/cygwin64/lib/gcc/x86_64-pc-cygwin/4.9.2/cc1plus.exe:...
- 131
0
votes
1
answer
4k
views
Compiler tools, execv and "exec format error" under s390x chroot
I have a Debian 8 x86_64 machine with two chroot environments. The first is armel and the second is s390x. armel was installed last week, and s390x was installed recently. armel is fine both before ...
- 12.3k
1
vote
0
answers
98
views
G++ Compiler Stalls [CodeBlocks]
I am using CodeBlocks under Kali Linux and the g++ compiler stalls.
SOMETIMES, I hit compile and at the bottom I get the message: g++ -fexceptions ...etc build main.o ... and NOTHING happens. If I ...
- 11
0
votes
1
answer
209
views
Switch Server to use GCC version 4.8.1
I'm banging my head against a wall, I followed the instructions detailed here: https://superuser.com/a/677640
When I ran yum install devtoolset-2-gcc-4.8.1 devtoolset-2-gcc-c++-4.8.1 this was the ...
- 101
2
votes
2
answers
20k
views
How do I compile 64bit program with gcc/g++ on a 64bit Linux?
I'm using Ubuntu 10.04 LTS, and want to make a program to run on a large Debian server that has 300GB memory. With command:
g++ Encoder.cpp -std=c++0x -m64 -o Encoder.o
it returns something like
...
- 131
0
votes
1
answer
760
views
Compile C++ 11 on Damn Small Linux?
DSL does not include any compiler (aside from a very basic ANSI C compiler), so I need to install g++ on it. Unfortunately the only gcc/g++ I could find for DSL linux is a version from 2006 (here).
...
- 718
0
votes
2
answers
876
views
Why does a c++ code run significantly longer on one computer than another? [closed]
The code is exactly the same -- I copied it from one computer to another. The code is compiled with g++-4 (4.9.1) obtained from fink on OSX on both machines, and is not run in parallel.
Compiler ...
- 23
15
votes
2
answers
7k
views
Python ./configure does not find g++ compiler
I'm trying to compile Python 3.4.1 on an emulated ARM machine (with Debian 7). ./configure gives me
checking for g++... no
but g++ is installed. So what could be the problem?
I know it's not ...
- 609
8
votes
2
answers
26k
views
Install GCC / G++ Version 4.9 in Linux Mint
I always like to have the latest version of things, particularly if that thing is gcc, g++ and there has recently been a revision to the c++ standard.
I have forgotten what ppa's I need to add to my ...
- 2,984
0
votes
1
answer
4k
views
update gcc /g++ on CentOS 5.9
I would like to update gcc/g++ on my CentOS 5.9.
The version I have is 4.1.2 : Would it be possible to update it to 4.4.7 like CentOS 6.4 WITHOUT updating the entire operating system?
It looks to me ...
- 1,775
3
votes
1
answer
4k
views
Installing a GCC/G++ for my mac OSX 10.8
My problem is simple, I would like to get the OSX/BSD version of the GCC and G++ compilers from the GNU.org website. However after some research (as described below) I learned that Apple uses LLVM ...
- 145
1
vote
2
answers
2k
views
downgrade gcc/g++ after upgrading; compiler error
I just upgraded gcc/g++ from 4.4 to 4.8 (via this method How can I update gcc to the latest version in Ubuntu 10.04?). I realized that 4.8 is going to break a lot of my code and now I want to roll ...
- 2,751
1
vote
1
answer
2k
views
Sublime Text manually specify g++ location
Long story short, I'm using sublime to write some small C++ programs in my spare time. I'm currently on a Windows 7 box and I do not have administrative rights to adjust the Path Environment Variable ...
- 165
3
votes
2
answers
18k
views
Version `GLIBCXX_3.4.15' not found in CentOS (in file /usr/lib/libstdc++.so.6)
I try to use a program and I get the following error.
/usr/lib64/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
Under /usr/lib64 the libstdc++ I see is libstdc++.so.6.0.13 (and a soft link).
...
- 115
0
votes
1
answer
920
views
Cygwin - updating an old verison of g++
I installed Cygwin but it appears the mirror I chose my packages from had very old versions on it. I am running g++ 3.4.4 but the latest release is 4.8.0
Whenever I went on the g++ website the .tar's ...
- 11
1
vote
2
answers
1k
views
How to install Valgrind on debian 6 ARM processor?
Title says it all. This file doesn't appear in 'apt-cache search'.
My sources.list:
deb http://ftp.us.debian.org/debian squeeze main non-free contrib
How do I get this installed? Do I have to ...
- 395
2
votes
2
answers
8k
views
alias gcc='gcc -fpermissive' or modifying ./configure script
I am compiling quite big project from source. The compilation always ends with:
error: invalid conversion from ‘const char*’ to ‘char*’ [-fpermissive]
I have already compiled this project one year ...
- 21
2
votes
2
answers
4k
views
Add a permanent compiler option to g++
I am using a g++ 4.7 on Ubuntu 12.04 to compile my c++ code, and it won't be compiled unless an -std=gnu++11 option is added to my command like this:
g++ -std=gnu++11 main.cpp
Is there a way to add ...
- 123
0
votes
1
answer
288
views
Unable to install software on Ubuntu 8.04
I have recently installed 8.04 Ubuntu onto an industrial board and applied the vendor kernel modifications to it. I need to develop applications on another desktop to run on this board in C++ but I am ...
1
vote
1
answer
867
views
Linking WXWidgets in C++ on Mac OSX 10.7 objects not working
For a cross-platform project, we are using wxwidgets to create a cross-platform GUI in c++. WxWidgets was installed on Mac OSX 10.7 using macports. We have no problems with compiling our source-code ...
- 211
1
vote
6
answers
2k
views
g++ compiler : unable to compile
This is the first time that I'm using the g++ compiler to compile my c++ programs. I have installed cygwin g++. and I'm trying to run a very simple program to display "hello", to see wether it would ...
amritha
1
vote
3
answers
10k
views
Cannot install g++ on ubuntu
I don't have g++:
erelsgl@ubuntu:/etc/apt$ which g++
erelsgl@ubuntu:/etc/apt$
erelsgl@ubuntu:/etc/apt$ g++
The program 'g++' can be found in the following packages:
* g++
* pentium-builder
Try: ...
- 1,807
1
vote
2
answers
4k
views
Can't install build-essential on Ubuntu Jaunty 9.04
Here's my /etc/apt/sources.list:
#deb cdrom:[Ubuntu 9.04 _Jaunty Jackalope_ - Release i386 (20090420.1)]/ jaunty main restricted
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade ...
- 143
0
votes
1
answer
1k
views
g++ in Knoppix 6 LiveCD
To avoid the inevitable, let me put this in context. I am instructing an Intro to Unix course this semester and the students are using Knoppix 6.4.3 off the LiveCD. They are not required to install ...
- 53
0
votes
1
answer
1k
views
G++ Compile and Run Without Output
This is just a convenience thing. Is there a way to use C++ sort of like an interpreted language, only in the sense that you could compile and run it without outputting a binary file. This is of ...
- 2,409