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flang: make sure to find libstdc++ if needed (#17480)

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Dr Owain Kenway 2020-07-30 13:55:16 +01:00 committed by GitHub
parent d512537417
commit 8b515f3ba0
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2 changed files with 10 additions and 0 deletions
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5
var/spack/repos/builtin/packages/flang/package.py
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@ -71,6 +71,11 @@ def cmake_args(self):
spec['python'].command.path)
]
# Make sure llvm-flang can find GCC's libstdc++
if self.compiler.name == "gcc":
gcc_prefix = ancestor(self.compiler.cc, 2)
options.append('-DGCC_INSTALL_PREFIX=' + gcc_prefix)
if '+cuda' in spec:
options.append('-DFLANG_OPENMP_GPU_NVIDIA=ON')
else:

5
var/spack/repos/builtin/packages/llvm-flang/package.py
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@ -195,6 +195,11 @@ def cmake_args(self):
args.append('-DLIBOMP_FORTRAN_MODULES=ON')
args.append('-DLIBOMP_ENABLE_SHARED=TRUE')
# Make sure llvm-flang can find GCC's libstdc++
if self.compiler.name == "gcc":
gcc_prefix = ancestor(self.compiler.cc, 2)
args.append('-DGCC_INSTALL_PREFIX=' + gcc_prefix)
# used by libomptarget for NVidia gpu
if '+cuda' in spec:
args.append('-DOPENMP_ENABLE_LIBOMPTARGET=ON')