Your message dated Thu, 24 Nov 2016 15:05:52 +0300 with message-id <[email protected]> and subject line Re[2]: Bug#845484: libdpkg-perl: broken /usr/share/dpkg/no-pie-compile.specs has caused the Debian Bug report #845484, regarding libdpkg-perl: broken /usr/share/dpkg/no-pie-compile.specs to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact [email protected] immediately.) -- 845484: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=845484 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: libdpkg-perl Version: 1.18.15 Severity: serious Hi, I use cdbs with cmake, which automatically adds the following compilation flags gcc/g++/ld: -DCMAKE_C_FLAGS="-g -O2 -fdebug-prefix-map=<sourcedir> =. -specs=/usr/share/dpkg/no-pie-compile.specs -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2" -DCMAKE_CXX_FLAGS="-g -O2 -fdebug-prefix-map=<sourcedir>=. -specs=/usr/share/dpkg/no-pie-compile.specs -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2" -DCMAKE_MODULE_LINKER_FLAGS="-specs=/usr/share/dpkg/no-pie-link.specs -Wl,-z,relro" -DCMAKE_SHARED_LINKER_FLAGS="-specs=/usr/share/dpkg/no-pie-link.specs -Wl,-z,relro" After the latest update of Stretch almost C/C++ packages fail to build with the following messages: /usr/bin/ld: xxx.o: relocation R_X86_64_32S against `.rodata' can not be used when making a shared object; recompile with -fPIC /usr/bin/ld: final link failed: Nonrepresentable section on output cat /usr/share/dpkg/no-pie-compile.specs *self_spec: + %{!r:%{!fpie:%{!fPIE:%{!fpic:%{!fPIC:%{!fno-pic:-fno-PIE}}}}}} gcc can't compile even a simple C program using this spec: ---------- #include <stdio.h> int main(void) { printf("hello\n"); return 0; } ---------- ---------- gcc xx.c -o xx -specs=/usr/share/dpkg/no-pie-compile.specs /usr/bin/ld: /tmp/ccEbzEVn.o: relocation R_X86_64_32 against `.rodata' can not be used when making a shared object; recompile with -fPIC /usr/bin/ld: final link failed: Nonrepresentable section on output collect2: error: ld returned 1 exit status ---------- This spec file is owned by libdpkg-perl package. Please consider to fix this spec or to revert the latest changes. Severity is serious because this spec file is completely unusable for everyone. -- System Information: Debian Release: stretch/sid APT prefers testing APT policy: (990, 'testing'), (600, 'experimental'), (500, 'unstable') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.6.0-1-amd64 (SMP w/4 CPU cores) Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) Versions of packages libdpkg-perl depends on: ii dpkg 1.18.15 ii perl 5.22.2-3 Versions of packages libdpkg-perl recommends: ii bzip2 1.0.6-8 ii libfile-fcntllock-perl 0.22-3+b1 ii liblocale-gettext-perl 1.07-3 ii xz-utils 5.2.2-1.2 Versions of packages libdpkg-perl suggests: ii binutils 2.27.51.20161108-1 ii clang-3.6 [c-compiler] 1:3.6.2-3 ii clang-3.7 [c-compiler] 1:3.7.1-3 ii clang-3.8 [c-compiler] 1:3.8.1-16 ii clang-3.9 [c-compiler] 1:3.9-6 ii debian-keyring 2016.09.04 ii gcc [c-compiler] 4:6.1.1-1 ii gcc-4.9 [c-compiler] 4.9.3-14 ii gcc-5 [c-compiler] 5.4.1-3 ii gcc-6 [c-compiler] 6.2.0-13 ii gnupg 1.4.20-6 ii gnupg2 2.1.11-7 ii gpgv 2.1.15-9 ii patch 2.7.5-1 -- no debconf information -- WBR, Roman Tsisyk <[email protected]> http://tarantool.org/ - an efficient in-memory data store and a Lua application server
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--- Begin Message --->Thursday, November 24, 2016 5:07 AM +03:00 from Guillem Jover ><[email protected]>: > >Hi! > >The problem is that whatever is linking that code is not passing the >correct flags. There is a missing LDFLAGS somewhere. If you retry with: > > $ gcc -o xx xx.c \ > -specs=/usr/share/dpkg/no-pie-compile.specs \ > -specs=/usr/share/dpkg/no-pie-link.specs > >it will work. Oops, there are two different spec files. I've found a typo in Makefile which caused missing LDFLAGS for some binaries. Thanks for the explanation, now it is clear for me. >> Severity is serious because this spec file is completely unusable >> for everyone. > >Only if used incorrectly. ;) Otherwise big parts of the Debian archive >would be already completely broken! I think that only users of DEB_BUILD_MAINT_OPTIONS="hardening=-pie" are affected. Anyway, that's my fault. Sorry for the false alarm. -- WBR, Roman Tsisyk <[email protected]> http://tarantool.org/ - an efficient in-memory data store and a Lua application server
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