Build self-hosted GCC with elfuse
@henrybear327 is already working on this.
Since Aug 26, 2026.
Assessment
This issue has not been assessed yet.
Description
The idea is that we:
- stage 1: bootstrap the compiler using gcc 14
- stage 2: rebuild the compiler with stage 1
- stage 3: rebuild the compiler with stage 2 → byte-compare stages 2 and 3
- We install the compiler and compile a simple hello-world
- Dominant language
- C
- Stars
- 268
- Forks
- 26
- Avg merge
- 1d 13h
- Merged PRs (30d)
- 48
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
More from sysprog21/elfuse
-
Difficulty 3/5 1-2 days Newbie friendliness 76/100
-
Difficulty 5/5 Over a week Newbie friendliness 45/100
-
`rt_sigreturn` overwrites the restored X8, so a signal taken on an `svc` re-enters it as syscall 2 Open
Difficulty 4/5 3-5 days Newbie friendliness 64/100
All issues in sysprog21/elfuse
Similar issues
-
Difficulty 2/5 1-3 hours Newbie friendliness 84/100
-
level/task module/gcp type/bug
Difficulty 2/5 1-3 hours Newbie friendliness 85/100
-
Difficulty 1/5 Under an hour Newbie friendliness 86/100
hapostgres/pg_auto_failover#1190 ·
-
docs
Difficulty 1/5 Under an hour Newbie friendliness 85/100
-
P3 sonic-vpp
Difficulty 2/5 1-3 hours Newbie friendliness 88/100
sonic-net/sonic-buildimage#29662 ·