Bug#356153: FTBFS: dereferencing type-punned pointer will break strict-aliasing rules

[Martin Michlmayr]

Package: mdadm
Version: 1.12.0-1
Severity: serious

Your package fails to build from source in unstable:

> Automatic build of mdadm_1.12.0-1 on bigsur by sbuild/mips 1.80
...
> gcc -Wall -Werror -Wstrict-prototypes -DCONFFILE=\"/etc/mdadm/mdadm.conf\" -g -O2 -DSendmail=\""/usr/sbin/sendmail -t"\"   -c -o config.o config.c
> cc1: warnings being treated as errors
> config.c: In function 'free_line':
> config.c:192: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c:192: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c: In function 'devline':
> config.c:264: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c:264: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c: In function 'arrayline':
> config.c:298: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c:298: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c: In function 'mailline':
> config.c:403: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c:403: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c: In function 'programline':
> config.c:418: warning: dereferencing type-punned pointer will break strict-aliasing rules
> config.c:418: warning: dereferencing type-punned pointer will break strict-aliasing rules
> make[1]: *** [config.o] Error 1

-- 
Martin Michlmayr
http://www.cyrius.com/