On Tue, May 31, 2016 at 8:04 PM, Chuck Atkins <chuck.atk...@kitware.com> wrote: > Agreed. I've been building on both Fedora and EL7 for the past few months > with -flto and haven't seen any issues with the files in mapi. You reported > that you get build failures with gcc for this though so what is your > particular build environment that is failing and how is it failing?
Build environment: Gentoo, GCC 4.9.3, binutils 2.25.1 The error message: make[5]: Entering directory 'build32/src/mapi' /bin/sh ../../libtool --tag=CC --mode=link ccache-gcc -pthread -Werror=pointer-arith -Werror=vla -g -Og -Wall -flto=4 -msse4 -ffat-lto-objects -fuse-linker-plugin -m32 -Wall -std=c99 -Werror=implicit-function-declaration -Werror=missing-prototypes -fno-strict-aliasing -fno-math-errno -fno-trapping-math -fno-builtin-memcmp -no-undefined -Wl,--gc-sections -Wl,--no-undefined -o shared-glapi/libglapi.la -rpath install32/lib shared_glapi_libglapi_la-entry.lo shared_glapi_libglapi_la-mapi_glapi.lo shared_glapi_libglapi_la-stub.lo shared_glapi_libglapi_la-table.lo shared_glapi_libglapi_la-u_current.lo shared_glapi_libglapi_la-u_execmem.lo -lpthread libtool: link: ccache-gcc -shared -fPIC -DPIC .libs/shared_glapi_libglapi_la-entry.o .libs/shared_glapi_libglapi_la-mapi_glapi.o .libs/shared_glapi_libglapi_la-stub.o .libs/shared_glapi_libglapi_la-table.o .libs/shared_glapi_libglapi_la-u_current.o .libs/shared_glapi_libglapi_la-u_execmem.o -lpthread -pthread -g -Og -flto=4 -msse4 -fuse-linker-plugin -m32 -Wl,--gc-sections -Wl,--no-undefined -pthread -Wl,-soname -Wl,libglapi.so.0 -o shared-glapi/.libs/libglapi.so.0.0.0 /tmp/ccuX0CSJ.ltrans5.ltrans.o: In function `entry_patch_public': src/mapi/entry_x86_tls.h:87: undefined reference to `x86_current_tls' src/mapi/entry_x86_tls.h:89: undefined reference to `x86_entry_start' /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/../../../../x86_64-pc-linux-gnu/bin/ld: /tmp/ccuX0CSJ.ltrans5.ltrans.o: relocation R_386_GOTOFF against undefined symbol `x86_entry_start' can not be used when making a shared object /usr/lib/gcc/x86_64-pc-linux-gnu/4.9.3/../../../../x86_64-pc-linux-gnu/bin/ld: final link failed: Bad value collect2: error: ld returned 1 exit status _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
