[MacPorts] #59172: lensfun fails to compile with clang-8

[MacPorts]

#59172: lensfun fails to compile with clang-8
----------------------+---------------------
 Reporter:  rmottola  |      Owner:  (none)
     Type:  defect    |     Status:  new
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:
 Keywords:            |       Port:  lensfun
----------------------+---------------------
 With the switch to clang-8.0, lensfun fails to compile:


 {{{
 [ 16%] Building CXX object libs/lensfun/CMakeFiles/lensfun.dir/mod-color-
 sse2.cpp.o
 cd
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/build/libs/lensfun
 && /opt/local/bin/clang++-mp-8.0  -Dlensfun_EXPORTS
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/build
 -I/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/lensfun-0.3.2/include/lensfun
 -isystem /opt/local/include/glib-2.0 -isystem
 /opt/local/lib/glib-2.0/include  -pipe -Os -DNDEBUG -I/opt/local/include
 -stdlib=libc++ -arch x86_64 -mmacosx-version-min=10.6 -fPIC
 -DCONF_SYMBOL_VISIBILITY -o CMakeFiles/lensfun.dir/mod-color-sse2.cpp.o -c
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/lensfun-0.3.2/libs/lensfun
 /mod-color-sse2.cpp
 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/lensfun-0.3.2/libs/lensfun/cpuid.cpp:95:18:
 error: invalid suffix on literal; C++11 requires a space between literal
 and identifier [-Wreserved-user-defined-literal]
         "push %%"R_BX"\n" \
                  ^

 /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_macports_release_tarballs_ports_graphics_lensfun/lensfun/work/lensfun-0.3.2/libs/lensfun/cpuid.cpp:97:17:
 error: invalid suffix on literal; C++11 requires a space between literal
 and identifier [-Wreserved-user-defined-literal]
         "pop %%"R_BX"\n" \
                 ^

 2 errors generated.
 make[2]: *** [libs/lensfun/CMakeFiles/lensfun.dir/cpuid.cpp.o] Error 1
 }}}

 Forcing an older compiler (5.0)

 {{{
 configure.compiler=macports-clang-5.0
 }}}

 Yields a succesfull build

-- 
Ticket URL: <https://trac.macports.org/ticket/59172>
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