Linked Questions

0
votes
2answers
5k views

How to install g++ in Ubuntu 14.04? [duplicate]

I have recently installed ubuntu 14.04 in virtual box. Now I want to install g++ 4.7 in it. I am trying this command in terminal but its not working. sudo apt-get install g++-4.7 Reading package ...
1
vote
0answers
265 views

Will gcc >= 4.7 ever come officially to 12.04? [duplicate]

We have ubuntu 12.04 LTS installed at our systems, and we would like to use gcc >= 4.7 for C++11 support. Will a version of gcc >= 4.7 be added to the standard repositories (any time soon) or will the ...
0
votes
0answers
33 views

Installing GCC 4.9 on 12.04 (precise) [duplicate]

I can't find any ppa's that provide gcc 4.9 for Ubuntu 12.04. Any suggestions on how to obtain it? Note: this is probably not a duplicate question. Related questions are: gcc 4.8 for 12.04: ...
0
votes
0answers
13 views

How to remove older versions of gcc and use the latest 4.8 on Ubuntu 12.04? [duplicate]

I have gcc 4.6,4.7 and 4.8 installed. But running gcc uses gcc 4.6 or calling gcc --version return 4.6.2. How can I change it to run gcc 4.8 by default by either removing or not removing the older ...
279
votes
10answers
205k views

What are PPAs and how do I use them?

I keep reading about Personal Package Archives ('PPAs') and people answer questions with a link to a PPA. What's the best way to use these? There are multiple valid answers for this question ...
128
votes
8answers
52k views

Are PPA's safe to add to my system and what are some “red flags” to watch out for?

I see a lot of interesting programs out there that can only be obtained by adding a "PPA" to the system but, if I'm understanding correctly, we should stay within the official "repositories" for ...
6
votes
1answer
9k views

How to install g++ 4.8?

I have G++ 4.7.2 on my Ubuntu 12.04 and I'm trying to install 4.8. I downloaded the file from the GNU repository. After configure and make, I get the following error: collect2: error: ld returned 1 ...
4
votes
1answer
5k views

Why can't I install g++?

while trying to compile a program with the following command: g++ -o <output_file> <my_file.cpp> I found the following report.... The program 'g++' can be found in the following ...
1
vote
3answers
3k views

Can't install gcc 4.8, dependency issues

I tried downoading 4.8 for 12.04 from https://launchpad.net/~ubuntu-toolchain-r/+archive/test/+packages (I did not find for 13.04 as is mentioned here: How to install gcc-4.8 in Ubuntu 12.04 from the ...
2
votes
1answer
2k views

GCC 4.8 / MINGW W64 4.8

There is a PPA where I can find these packages for 12.04? Also a build script will do the job! I've tried to download it from sources but the dependencies are a mess. I'd like to start porting my ...
0
votes
3answers
2k views

cmath: No such file or directory #include <cmath>

I downloaded and try to installed the package "wfconvert" from this link http://qmcpack.cmscc.org/tutorials/bulk-solid. but I got some error. here what I did: copy the wfconvert folder in root "/" ...
0
votes
1answer
748 views

-std=c++11 not recognized on gcc 4.8.1

I just followed an answer to this question to update my gcc version to 4.8. 1 on Ubuntu 12.04, which I thought would support C++11. However it does not seem to. When I try to compile something with ...
0
votes
0answers
356 views

Installing GCC-4.8.2

I have downloaded GCC 4.8.2.tar.gz,I have also installed mpc,gmp,mpr packages. But still I am unable To install these compilers. While make file it gives me error configure: error: source directory ...

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