> On Mar 27, 2017, at 08:14, Mojca Miklavec <mo...@macports.org> wrote: > > Hi, > > After a long time I tried cross-compiling a few things on 10.6, but > most attempts failed: > >> clang-mp-3.4 -arch ppc test.c -o test > > [OK]
IIRC, cfe just spawns llvm-gcc-4.2 when using -arch ppc in older versions. I suspect 3.4 does that which is why it "works" >> clang-mp-3.7 -arch i386 test.c -o test > > [OK] > >> clang-mp-3.7 -arch ppc test.c -o test > ld: warning: ignoring file > /opt/local/libexec/llvm-3.7/bin/../lib/clang/3.7.1/lib/darwin/libclang_rt.osx.a, > missing required architecture ppc in file > ld: symbol dyld_stub_binder not found (normally in libSystem.dylib). > Needed to perform lazy binding to function _exit for architecture ppc > clang: error: linker command failed with exit code 1 (use -v to see > invocation) >> clang-mp-3.9 test.c -o test > ld: library not found for -lto_library > clang: error: linker command failed with exit code 1 (use -v to see > invocation) >> clang-mp-3.9 -arch i386 test.c -o test > ld: library not found for -lto_library > clang: error: linker command failed with exit code 1 (use -v to see > invocation) >> clang-mp-3.9 -arch ppc test.c -o test > ld: library not found for -lto_library > clang: error: linker command failed with exit code 1 (use -v to see > invocation) > > Any hints about how to fix these issues? What's the output of with '-v -Wl,-v'? > Any tickets I found that that remotely resembled problems with lto > have been closed. > > With respect to ppc I probably just need to recompile the compiler > with some proper universal flag? Is there any chance to enable some of > that on the buildbot? > > Mojca
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