Package: src:scscp-imcce
Version: 1.0.3+ds-6
Severity: minor
Tags: sid bookworm
User: [email protected]
Usertags: ftbfs-lto

This package currently fails to build (at least on the amd64
architecture) with link time optimizations enabled.  For a background
for LTO please see

https://wiki.debian.org/ToolChain/LTO

The goal is to enable this optimization by default in an upcoming
Debian release in dpkg-buildflags for 64bit architectures.  The goal
is to get this package to build with link time optimizations, or to
explicitly disable link time optimizations for this package build.

To reproduce the build failure, enable the lto optimization in
testing/unstable by adding "optimize=+lto" to DEB_BUILD_MAINT_OPTIONS
in the debian/rules file, or if this macro is unset, just set it:

export DEB_BUILD_MAINT_OPTIONS = optimize=+lto

Please try to fix the build with lto enabled, fixing the packaging or
forwarding the issue upstream. If the issue cannot be fixed,
explicitly disallow building the package with lto by adding to your
rules file:

export DEB_BUILD_MAINT_OPTIONS = optimize=-lto

or adding that string to your existing setting of DEB_BUILD_MAINT_OPTIONS.

The full build log can be found at:
http://qa-logs.debian.net/2022/06/09/dpkglto/scscp-imcce_1.0.3+ds-6_unstable_dpkglto.log
The last lines of the build log are at the end of this report.

[...]
   dh_installinfo
   dh_perl
   dh_link
   dh_strip_nondeterminism
   debian/rules override_dh_compress-indep
make[1]: Entering directory '/<<PKGBUILDDIR>>'
dh_compress -X.pdf -Xexamples
make[1]: Leaving directory '/<<PKGBUILDDIR>>'
   dh_compress -Nlibscscp-doc
   dh_fixperms
   dh_missing
dh_missing: warning: usr/lib/x86_64-linux-gnu/libscscp.la exists in debian/tmp 
but is not installed to anywhere 
dh_missing: warning: usr/lib/x86_64-linux-gnu/libscscpxx.la exists in 
debian/tmp but is not installed to anywhere 
dh_missing: warning: usr/share/doc/libscscp/scscp.html exists in debian/tmp but 
is not installed to anywhere (related file: "doc/scscp.html")
dh_missing: warning: usr/share/doc/libscscp/scscp.pdf exists in debian/tmp but 
is not installed to anywhere (related file: "doc/scscp.pdf")
dh_missing: warning: usr/share/info/scscp.info exists in debian/tmp but is not 
installed to anywhere (related file: "doc/scscp.info")

        While detecting missing files, dh_missing noted some files with a 
similar name to those
        that were missing.  This warning /might/ be resolved by replacing 
references to the
        missing files with the similarly named ones that dh_missing found - 
assuming the content
        is identical.

        As an example, you might want to replace:
         * doc/scscp.html
        with:
         * usr/share/doc/libscscp/scscp.html
        in a file in debian/ or as argument to one of the dh_* tools called 
from debian/rules.
        (Note it is possible the paths are not used verbatim but instead 
directories 
        containing or globs matching them are used instead)

        Alternatively, add the missing file to debian/not-installed if it 
cannot and should not
        be used.

        The following debhelper tools have reported what they installed (with 
files per package)
         * dh_install: libscscp-doc (0), libscscp1 (4), libscscp1-dev (7)
         * dh_installdocs: libscscp-doc (5), libscscp1 (3), libscscp1-dev (0)
         * dh_installexamples: libscscp-doc (11), libscscp1 (0), libscscp1-dev 
(0)
         * dh_installinfo: libscscp-doc (1), libscscp1 (0), libscscp1-dev (0)
        If the missing files are installed by another tool, please file a bug 
against it.
        When filing the report, if the tool is not part of debhelper itself, 
please reference the
        "Logging helpers and dh_missing" section from the "PROGRAMMING" guide 
for debhelper (10.6.3+).
          (in the debhelper package: /usr/share/doc/debhelper/PROGRAMMING.gz)
        Be sure to test with dpkg-buildpackage -A/-B as the results may vary 
when only a subset is built
        If the omission is intentional or no other helper can take care of this 
consider adding the
        paths to debian/not-installed.

        Remember to be careful with paths containing "x86_64-linux-gnu", where 
you might need to
        use a wildcard or (assuming compat 13+) e.g. ${DEB_HOST_MULTIARCH} in 
debian/not-installed
        to ensure it works on all architectures (see #961104).
   dh_dwz
   dh_strip
   dh_makeshlibs
dpkg-gensymbols: error: some symbols or patterns disappeared in the symbols 
file: see diff output below
dpkg-gensymbols: warning: debian/libscscp1/DEBIAN/symbols doesn't match 
completely debian/libscscp1.symbols.amd64
--- debian/libscscp1.symbols.amd64 (libscscp1_1.0.3+ds-6_amd64)
+++ dpkg-gensymbolsVrJHSM       2022-06-10 09:00:01.385272832 +0000
@@ -142,8 +142,8 @@
  _ZN5SCSCP10IunfstreamrsERd@LIBSCSCPXX_1.0.0 1.0.0
  _ZN5SCSCP10IunfstreamrsERi@LIBSCSCPXX_1.0.0 1.0.0
  _ZN5SCSCP10OMBasenode7beginOMEv@LIBSCSCPXX_1.0.0 1.0.0
- _ZN5SCSCP10OfmtstreamD0Ev@LIBSCSCPXX_1.0.0 1.0.0
- _ZN5SCSCP10OfmtstreamD1Ev@LIBSCSCPXX_1.0.0 1.0.0
+#MISSING: 1.0.3+ds-6# _ZN5SCSCP10OfmtstreamD0Ev@LIBSCSCPXX_1.0.0 1.0.0
+#MISSING: 1.0.3+ds-6# _ZN5SCSCP10OfmtstreamD1Ev@LIBSCSCPXX_1.0.0 1.0.0
  
_ZN5SCSCP10OunfstreamC1EPP18SCSCP_stFileclientP12SCSCP_status@LIBSCSCPXX_1.0.0 
1.0.0
  
_ZN5SCSCP10OunfstreamC2EPP18SCSCP_stFileclientP12SCSCP_status@LIBSCSCPXX_1.0.0 
1.0.0
  _ZN5SCSCP10OunfstreamD1Ev@LIBSCSCPXX_1.0.0 1.0.0
dh_makeshlibs: error: failing due to earlier errors
make: *** [debian/rules:11: binary] Error 25
dpkg-buildpackage: error: debian/rules binary subprocess returned exit status 2

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