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configure: Fix cross-compiling LLVM for realz

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Actually got it working this time, and it was again just a problem specifying
the llvm-tblgen binary. We need to point it at the $CFG_BUILD target's tblgen
and then we also needed to correct the path a bit.
This commit is contained in:
Alex Crichton 2016-06-29 09:05:18 -07:00
parent 366de839ae
commit 213f1638d9
1 changed files with 2 additions and 1 deletions
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3
configure vendored
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@ -1681,9 +1681,10 @@ do
fi
if [ "$t" != "$CFG_BUILD" ]; then
# see http://llvm.org/docs/HowToCrossCompileLLVM.html
CMAKE_ARGS="$CMAKE_ARGS -DCMAKE_CROSSCOMPILING=True"
CMAKE_ARGS="$CMAKE_ARGS -DLLVM_TARGET_ARCH=$arch"
CMAKE_ARGS="$CMAKE_ARGS -DLLVM_TABLEGEN=$LLVM_INST_DIR/bin/llvm-tablegen"
CMAKE_ARGS="$CMAKE_ARGS -DLLVM_TABLEGEN=$CFG_BUILD_DIR/$CFG_BUILD/llvm/bin/llvm-tblgen"
CMAKE_ARGS="$CMAKE_ARGS -DLLVM_DEFAULT_TARGET_TRIPLE=$t"
fi