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feat: build ROOT against external llvm #288

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feat: build ROOT against external llvm #288

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d277010
feat: build ROOT against external llvm
wdconinc May 14, 2026
537bbfc
fix: apt-get install libllvm${CLANG}-dev
wdconinc May 16, 2026
6a2981f
fix: libllvm-dev => llvm-dev
wdconinc May 16, 2026
173f75b
fix: apt-get install libedit-dev
wdconinc May 18, 2026
cff8dff
fix: defer external compiler config until discovery
wdconinc Aug 1, 2026
8e089bc
Merge branch 'master' into root-external-llvm
wdconinc Aug 3, 2026
6c977bd
fix: spack cherry-pick: root: allow ~builtin_llvm with 6.40 and newer
wdconinc Aug 3, 2026
1c7d923
fix: typo
wdconinc Aug 3, 2026
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2 changes: 1 addition & 1 deletion containers/debian/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -120,7 +120,7 @@ fi
# Install packages
apt-get -yqq update
apt-get -yqq install cpp${GCC} gcc${GCC} g++${GCC} gfortran${GCC}
apt-get -yqq install clang${CLANG} clang-tidy${CLANG} clang-format${CLANG} libclang${CLANG}-dev libc++${CLANG}-dev
apt-get -yqq install clang${CLANG} clang-tidy${CLANG} clang-format${CLANG} libclang${CLANG}-dev libc++${CLANG}-dev libedit-dev llvm${CLANG}-dev
if [ "${CLANG#-}" -ge 20 ]; then apt-get -yqq install flang${CLANG}; fi
apt-get -yqq autoremove
# Remove symlinks loop observed in nvidia/cuda devel images
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2 changes: 1 addition & 1 deletion spack-environment/packages.yaml
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Expand Up @@ -642,7 +642,7 @@ packages:
root:
require:
- '@6.38.04'
- cxxstd=20 +fftw +fortran +gdml +http -ipo +mlp +python +root7 +tmva +tmva-sofie +x +xrootd +ssl
- cxxstd=20 ~builtin_llvm +fftw +fortran +gdml +http -ipo +mlp +python +root7 +tmva +tmva-sofie +x +xrootd +ssl
- any_of: [+opengl +webgui, -opengl -webgui]
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wdconinc marked this conversation as resolved.
sherpa:
require:
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