Bug 932782

Summary:	sys-devel/gcc-14.1.1_p20240518 fails to build on musl / llvm: stage 2 and stage 3 comparison failure
Product:	Gentoo Linux	Reporter:	Spekadyon <geoffrey+gentoo>
Component:	Current packages	Assignee:	Gentoo Toolchain Maintainers <toolchain>
Status:	UNCONFIRMED ---
Severity:	normal	CC:	geoffrey+gentoo
Priority:	Normal
Version:	unspecified
Hardware:	AMD64
OS:	Linux
Whiteboard:
Package list:		Runtime testing required:	---
Attachments:	emerge --info build log

Description Spekadyon 2024-05-26 10:01:47 UTC

sys-devel/gcc-14.1.1_p20240518 fails to build on a default/linux/amd64/23.0/split-usr/musl/llvm system.

Compilation fails on the stage 2 / stage 3 comparison step with the following message:
> make[3]: Leaving directory '/var/tmp/portage/sys-devel/gcc-14.1.1_p20240518/work/build'
> Comparing stages 2 and 3
> Bootstrap comparison failure!
> gcc/lto-section-out.o differs
> [...]

Reproducible: Always

Steps to Reproduce:
1. emerge =sys-devel/gcc-14.1.1_p20240518
Actual Results:  
Compilation fails

Expected Results:  
COmpilation succeeds

My actual profile is a merge of both
> gentoo:default/linux/amd64/23.0/split-usr/musl/llvm
> gentoo:targets/desktop/plasma
as described in https://wiki.gentoo.org/wiki/Profile_(Portage)#Combining_profiles

Comment 1 Spekadyon 2024-05-26 10:02:52 UTC

Created attachment 894431 [details]
emerge --info

Comment 2 Spekadyon 2024-05-26 10:04:59 UTC

Created attachment 894432 [details]
build log