Building GCC-9.1.0 from Source

►Lesson Description: A video on how to build GCC 9.1.0 and additional compilers(e.g. Dlang) from scratch. This video should also be helpful for downloading later versions of GCC.

Some skills we look at:
- Using wget to download a tar
- Using the tar tool
- Exploring a man page (and navigating with '/')
- Using Ubuntu's 'apt' tool.

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[flowingfables]

Thanks for the explanation. I am trying to build gcc-4.8.5 on ubuntu 24.04 . I need 4.8.5 version for some restricted reason of CINT being used. I am getting build errors in the process. Can you help me with the steps?

[iacopopacini]

thanks a lot, this tutorial has been very useful!

[kumarraunak]

Hi!
In my linux os no pre installed gcc is there. When I am trying to install through your method I am getting error "no acceptable c compiler found in $path". Please help me.
Waiting for your reply. Thank you in advance 😀.

[zerocool]

No acceptable c compiler found in path, when i try the configure command

[NaveenKumar-cdqh]

Hi thanks for the detailed explanation, i tried compiling gcc-10.2.1 from source and compilation failed with multiple errors, , could you tell me if any additional steps to compile gcc 10.2?
Error: unable to find a suitable type for HOST_WIDE_INT
Thanks in advance

[fmm]

sudo apt update command works without Internet?

[coshvjicujmlqef]

How long did you take for compiling gcc??

[kalasagarreddy]

how to build gcc for gpu offloading and for target of nvptx-none . Please help me sir . make a small video on that too

[fmm]

When u have tar resource I thick u don't need to download anything.. Am I right

[karanyadav]

Here is how you can install gcc 9.1 from ppa reporitory.

[ashishshakya]

can i use this method to downgrade gcc version?