Project:Toolchain

Toolchain Project
Description	Manages gcc/binutils/glibc and other toolchain-related packages
Project email	toolchain@gentoo.org
Packages	p.g.o/toolchain@gentoo.org
IRC channel	#gentoo-toolchain (webchat)
Bugs	Related bugs
Lead(s)	Andreas K. Hüttel (dilfridge) Last elected: 2022-04-24
Member(s)	Arsen Arsenović (arsen) Mike Gilbert (floppym) David Seifert (soap) Matthias Maier (tamiko) Sam James (sam) WANG Xuerui (xen0n) Magnus Granberg (Zorry)
Subproject(s) (and inherited member(s))	Crossdev Project
Parent Project	Gentoo
Project listing

The toolchain project manages gcc, binutils, glibc, and other toolchain-related packages.

Team meetings

• The next team meeting is (to be decided).
• Agenda: (to be written)
• Agenda topic collection page: /To be discussed

Packaging notes

• Packaging sys-devel/gcc
• Packaging sys-libs/glibc
• Packaging sys-kernel/linux-headers
• Managing toolchain patchsets with git
• Policies for support of old versions

Developer help

• Hints on USE=native-symlinks
• Compiler warnings

User guides for toolchain packages

This section covers various package Toolchain project maintains.

Hardening

• Hardened/Toolchain#Changes

dev-util/ccache

• Tips and tricks using dev-util/ccache

Porting notes

See Project:Toolchain/Porting notes.

Update guides

• mpfr-4 update guide

Reporting bugs

• Bisecting with live ebuilds
• GCC "internal compiler error" bug reporting guide
• "stack smashing detected" debugging guide

Ongoing work / investigations

• libxcrypt migration (nearly complete)
  • TODO: musl
• 64-bit time_t for 32-bit arches (early stages)
• LTO
• 23.0 profile transition — A project management page for the 23.0 profile transition.
• 23.0 update table — provides the definitive table for the target profiles of a 17.* to 23.0 profile upgrade.
• 23.0 profile timeline — provides the timeline for the 23.0 profile upgrade.

Past projects

• Anything on the porting notes page
• gcc-10 and znver1 stack smash, bug #724314