Bug 879771 – sys-apps/pick: possible configure breakage with Clang 16

• Status: RESOLVED INVALID
• Product: Gentoo Linux

[Description Matt Jolly 2022-11-04 22:15:51 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 function 'pledge'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
error: call to undeclared function 'strtonum'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
error: call to undeclared function 'wcwidth'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]

[Comment 1 Matt Jolly 2022-11-04 22:15:52 UTC]

Created attachment 827561 [details]
clang-14.log

build log

[Comment 2 Matt Jolly 2022-11-04 22:15:53 UTC]

Created attachment 827563 [details]
clang-15.log

build log

[Comment 3 Matt Jolly 2022-11-04 22:15:54 UTC]

Created attachment 827565 [details]
clang.diff

build log

[Comment 4 Pascal Jäger 2022-11-15 21:45:24 UTC]

I looked into the code and those error messages come up because things are deliberately failing to detect what functions are available on the system.