I'm running Activestate Perl 5.14.2 (64 bit), 64 bit Windows 7, Visual Studio Express 2013 for Windows Desktop.
When I run nmake test for Inline::CPP, I get errors: cl -TP -EHsc -c -I"C:/Perl64/Inline-CPP-0.49/t" -nologo -GF -W3 -MD -Z i -DNDEBUG -Ox -GL -fp:precise -DWIN32 -D_CONSOLE -DNO_STRICT -DWIN64 -DCONSERVATIVE -DPERL_TEXTMODE_SCRIPTS -DUSE_SITECUSTOMIZE -DPERL_IMPLICIT_CONTEXT -DPERL_ IMPLICIT_SYS -DUSE_PERLIO -MD -Zi -DNDEBUG -Ox -GL -fp:precise -DVERSION=\"0. 00\" -DXS_VERSION=\"0.00\" "-IC:\Perl64\lib\CORE" _04charptr_t_fa7d.c _04charptr_t_fa7d.c Running Mkbootstrap for _04charptr_t_fa7d () C:\Perl64\bin\perl.exe -MExtUtils::Command -e "chmod" -- 644 _04charptr_t_fa7d.bs C:\Perl64\bin\perl.exe -MExtUtils::Mksymlists -e "Mksymlists('NAME'=>\" _04charptr_t_fa7d\", 'DLBASE' => '_04charptr_t_fa7d', 'DL_FUNCS' => { }, 'FUNCLIST' => [], 'IMPORTS' => { }, 'DL_VARS' => []);" link -out:blib\arch\auto\_04charptr_t_fa7d\_04charptr_t_fa7d.dll -dll -nologo -nodefaultlib -debug -opt:ref,icf -ltcg -libpath:"C:\Perl64\lib\CORE" -machine:AMD64 _04charptr_t_fa7d.obj C:\Perl64\lib\CORE\perl514.lib "C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\LIB\amd64\oldnames.lib" "C:\Program <...SNIP...> Creating library blib\arch\auto\_04charptr_t_fa7d\_04charptr_t_fa7d.lib and object blib\arch\auto\_04charptr_t_fa7d\_04charptr_t_fa7d.exp _04charptr_t_fa7d.obj : error LNK2001: unresolved external symbol "__declspec(dllimport) char const * __cdecl std::_Winerror_map(int)" (__imp_?_Winerror_map@std@@YAPEBDH@Z) _04charptr_t_fa7d.obj : error LNK2001: unresolved external symbol "__declspec(dllimport) char const * __cdecl std::_Syserror_map(int)" (__imp_?_Syserror_map@std@@YAPEBDH@Z) _04charptr_t_fa7d.obj : error LNK2001: unresolved external symbol "__declspec(dllimport) void __cdecl std::_Xbad_alloc(void)" (__imp_?_Xbad_alloc@std@@YAXXZ) _04charptr_t_fa7d.obj : error LNK2001: unresolved external symbol "__declspec(dllimport) void __cdecl std::_Xout_of_range(char const *)" (__imp_?_Xout_of_range@std@@YAXPEBD@Z) _04charptr_t_fa7d.obj : error LNK2001: unresolved external symbol "__declspec(dllimport) void __cdecl std::_Xlength_error(char const *)" (__imp_?_Xlength_error@std@@YAXPEBD@Z) blib\arch\auto\_04charptr_t_fa7d\_04charptr_t_fa7d.dll : fatal error LNK1120: 5unresolved externals NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual Studio 12.0 \VC\BIN\x86_amd64\link.EXE"' : return code '0x460' Stop. A problem was encountered while attempting to compile and install your Inline CPP code. The command that failed was: C:\PROGRA~2\MICROS~1.0\VC\BIN\nmake.exe > out.make 2>&1 A google surfaced a related issue for someone building boost libraries: http://stackoverflow.com/questions/20971103/boost-unresolved-external-symbols-when-compiling-linking-with-mt-instead-of which seemed to be solved by removing the "-nodefaultlib" link option. So I copied the link command emitted by Inline::CPP and deleted that option and reran the link, and it seems to work OK. Do you have any idea how I might be able to suppress that option in the link commands emitted by Inline ? TIA, Dean Arnold