Bug 879767

Summary:	sys-apps/iproute2: possible configure breakage with Clang 16
Product:	Gentoo Linux	Reporter:	Matt Jolly <kangie>
Component:	Current packages	Assignee:	Gentoo's Team for Core System packages <base-system>
Status:	RESOLVED INVALID
Severity:	normal
Priority:	Normal
Version:	unspecified
Hardware:	All
OS:	All
Whiteboard:
Package list:		Runtime testing required:	---
Bug Depends on:
Bug Blocks:	906027
Attachments:	clang-14.log clang-15.log clang.diff

Description Matt Jolly gentoo-dev

2022-11-04 22:15:39 UTC

This package has been identified via automation as potentially impacted by upcoming Clang 16 changes.
The following have been identified as potential issues:

[-Werror,-Wimplicit-function-declaration]

[-Werror,-Wimplicit-function-declaration]
error: call to undeclared library function 'strlcpy' with type 'unsigned long (char *, const char *, unsigned long)'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]

Comment 1 Matt Jolly gentoo-dev

2022-11-04 22:15:40 UTC

Created attachment 827549 [details]
clang-14.log

build log

Comment 2 Matt Jolly gentoo-dev

2022-11-04 22:15:41 UTC

Created attachment 827551 [details]
clang-15.log

build log

Comment 3 Matt Jolly gentoo-dev

2022-11-04 22:15:42 UTC

Created attachment 827553 [details]
clang.diff

build log

Comment 4 Mike Gilbert gentoo-dev

2022-11-14 16:06:10 UTC

On BSD, strlcpy is part of libc and is declared in string.h.

On Linux/glibc, strlcpy is not a libc function.

The configure script does a compile/link test, and that still fails correctly on glibc. There is nothing to fix here.