[email protected] wrote: > Full_Name: > Version: RE24 > OS: > URL: > Submission from: (NULL) (79.227.174.182) > > > HI! > > I'm trying to package passwd/sha2 for openSUSE. > The default compiler options in their build system results in these warnings:
Fixed in master. The note about compilers breaking this code is spurious. Any compiler that failed to properly compile the previous code would itself be broken. > > [ 193s] + CFLAGS='-fomit-frame-pointer -fmessage-length=0 > -grecord-gcc-switches > -fstack-protector -O2 -Wall -D_FORTIFY_SOURCE=2 -funwind-tables > -fasynchronous-unwind-tables -g -Wno-format-extra-args -fno-strict-aliasing' > [ 193s] + make -j4 sysconfdir=/etc/openldap libdir=/usr/lib > libexecdir=/usr/lib > [ 193s] ../../../../libtool --mode=compile gcc -g -O2 -Wall > -I..%2.%./../../include -I../../../../include -I../../../../servers/slapd -c > slapd-sha2.c > [ 193s] ../../../../libtool --mode=compile gcc -g -O2 -Wall > -I../../../../include -I../../../../include -I../../../../servers/slapd -c > sha2.c > [ 193s] mkdir .libs > [ 193s] mkdir .libs > [ 193s] mkdir: cannot create directory '.libs': File exists > [ 193s] gcc -g -O2 -Wall -I../../../../include -I../../../../include > -I../../../../servers/slapd -c sha2.c -fPIC -DPIC -o .libs/sha2.o > [ 193s] gcc -g -O2 -Wall -I../../../../include -I../../../../include > -I../../../../servers/slapd -c slapd-sha2.c -fPIC -DPIC -o .libs/slapd-sha2.o > [ 193s] sha2.c: In function 'SHA256_Final': > [ 193s] sha2.c:608:3: warning: dereferencing type-punned pointer will break > strict-aliasing rules [-Wstrict-aliasing] > [ 193s] *(sha2_word64*)&context->buffer[SHA256_SHORT_BLOCK_LENGTH] > = > context->bitcount; > [ 193s] ^ > [ 193s] sha2.c: In function 'SHA512_Last': > [ 193s] sha2.c:925:2: warning: dereferencing type-punned pointer will break > strict-aliasing rules [-Wstrict-aliasing] > [ 193s] *(sha2_word64*)&context->buffer[SHA512_SHORT_BLOCK_LENGTH] = > context->bitcount[1]; > [ 193s] ^ > [ 193s] sha2.c:926:2: warning: dereferencing type-punned pointer will break > strict-aliasing rules [-Wstrict-aliasing] > [ 193s] > *(sha2_word64*)&context->buffer[SHA512_SHORT_BLOCK_LENGTH+8] = > context->bitcount[0]; > [ 193s] ^ > [ 193s] gcc -g -O2 -Wall -I../../../../include -I../../../../include > -I../../../../servers/slapd -c slapd-sha2.c -o slapd-sha2.o >/dev/null > 2>&1 > [ 193s] gcc -g -O2 -Wall -I../../../../include -I../../../../include > -I../../../../servers/slapd -c sha2.c -o sha2.o >/dev/null 2>&1 > [ 194s] ../../../../libtool --mode=link gcc -g -O2 -Wall -version-info 0:0:0 > \ > [ 194s] -rpath /usr/lib/openldap -module -o pw-sha2.la slapd-sha2.lo sha2.lo > ../../../../libraries/libldap_r/libldap_r.la > ../../../../libraries/liblber/liblber.la > [ 194s] cc -shared .libs/slapd-sha2.o .libs/sha2.o -Wl,--rpath > -Wl,/home/abuild/rpmbuild/BUILD/openldap-2.4.40/libraries/libldap_r/.libs > -Wl,--rpath > -Wl,/home/abuild/rpmbuild/BUILD/openldap-2.4.40/libraries/liblber/.libs > -L/home/abuild/rpmbuild/BUILD/openldap-2.4.40/libraries/liblber/.libs > ../../../../libraries/libldap_r/.libs/libldap_r.so > ../../../../libraries/liblber/.libs/liblber.so -Wl,-soname -Wl,pw-sha2.so.0 > -o > .libs/pw-sha2.so.0.0.0 > [ 194s] (cd .libs && rm -f pw-sha2.so.0 && ln -s > pw-sha2.so.0.0.0 pw-sha2.so.0) > [ 194s] (cd .libs && rm -f pw-sha2.so && ln -s > pw-sha2.so.0.0.0 > pw-sha2.so) > [ 194s] ar cru .libs/pw-sha2.a slapd-sha2.o sha2.o > [ 194s] ranlib .libs/pw-sha2.a > [ 194s] creating pw-sha2.la > > > Overall RPM build fails with: > > [ 262s] I: Program is likely to break with new gcc. Try -fno-strict-aliasing. > [ 262s] W: openldap2 strict-aliasing-punning sha2.c:608, 925, 926 > > -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/
