On Thu, 2017-10-05 at 11:19 +0100, Emil Velikov wrote: > From: Emil Velikov <emil.veli...@collabora.com> > > Otherwise we error out at link stage as follows: > > /usr/lib/llvm-3.9/lib/libLLVMAMDGPUCodeGen.a(R600OptimizeVectorRegisters.cpp.o): > unrecognized relocation (0x2a) in section > `.text._ZNK12_GLOBAL__N_119R600VectorRegMerger16getAnalysisUsageERN4llvm13AnalysisUsageE' > /usr/bin/ld: final link failed: Bad value > > Cc: mesa-sta...@lists.freedesktop.org > Cc: Jan Vesely <jan.ves...@rutgers.edu > Signed-off-by: Emil Velikov <emil.veli...@collabora.com> > --- > Suspecting that there are due to LLVM/Clang itself being built with the > newer version. Something like that seems to be mentioned below. > AKA packaging bug or we're using the wrong package ;-) > > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=808205 > > AFAICT it has nothing to do with linking against libclang.so
it does, in a way that linking to dynamic library does not hit this
issue.
>
> Jan any reason you opted to address only one of the LLVM 3.9 builds?
> Should we bother with the rest, set it globally, other?
the other builds did not need it. I only hit it when linking to static
clang libraries (for whatever reason it decided to use static
libraries). I assume you started hitting this when you switched
enable_llvm_shared_libs off by default?
Jan
> ---
> .travis.yml | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/.travis.yml b/.travis.yml
> index 1cf5ea433ff..305c588ec0d 100644
> --- a/.travis.yml
> +++ b/.travis.yml
> @@ -62,6 +62,8 @@ matrix:
> - LLVM_CONFIG="llvm-config-${LLVM_VERSION}"
> - OVERRIDE_CC="gcc-4.8"
> - OVERRIDE_CXX="g++-4.8"
> + # New binutils linker is required for llvm-3.9
> + - OVERRIDE_PATH=/usr/lib/binutils-2.26/bin
> - DRI_LOADERS="--disable-glx --disable-gbm --disable-egl"
> - DRI_DRIVERS=""
> - GALLIUM_ST="--enable-dri --disable-opencl --disable-xa
> --disable-nine --disable-xvmc --disable-vdpau --disable-va
> --disable-omx-bellagio --disable-gallium-osmesa"
> @@ -73,6 +75,7 @@ matrix:
> sources:
> - llvm-toolchain-trusty-3.9
> packages:
> + - binutils-2.26
> # LLVM packaging is broken and misses these dependencies
> - libedit-dev
> # From sources above
> @@ -91,6 +94,8 @@ matrix:
> - MAKE_CHECK_COMMAND="true"
> - LLVM_VERSION=3.9
> - LLVM_CONFIG="llvm-config-${LLVM_VERSION}"
> + # New binutils linker is required for llvm-3.9
> + - OVERRIDE_PATH=/usr/lib/binutils-2.26/bin
> - DRI_LOADERS="--disable-glx --disable-gbm --disable-egl"
> - DRI_DRIVERS=""
> - GALLIUM_ST="--enable-dri --disable-opencl --disable-xa
> --disable-nine --disable-xvmc --disable-vdpau --disable-va
> --disable-omx-bellagio --disable-gallium-osmesa"
> @@ -102,6 +107,7 @@ matrix:
> sources:
> - llvm-toolchain-trusty-3.9
> packages:
> + - binutils-2.26
> # LLVM packaging is broken and misses these dependencies
> - libedit-dev
> # From sources above
> @@ -267,6 +273,8 @@ matrix:
> - MAKE_CHECK_COMMAND="make -C src/gtest check && make -C src/intel
> check"
> - LLVM_VERSION=3.9
> - LLVM_CONFIG="llvm-config-${LLVM_VERSION}"
> + # New binutils linker is required for llvm-3.9
> + - OVERRIDE_PATH=/usr/lib/binutils-2.26/bin
> - DRI_LOADERS="--disable-glx --disable-gbm --disable-egl
> --with-platforms=x11,wayland"
> - DRI_DRIVERS=""
> - GALLIUM_ST="--enable-dri --enable-dri3 --disable-opencl
> --disable-xa --disable-nine --disable-xvmc --disable-vdpau --disable-va
> --disable-omx-bellagio --disable-gallium-osmesa"
> @@ -278,6 +286,7 @@ matrix:
> sources:
> - llvm-toolchain-trusty-3.9
> packages:
> + - binutils-2.26
> # LLVM packaging is broken and misses these dependencies
> - libedit-dev
> # From sources above
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