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 ...
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