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-rw-r--r--lib/spack/spack/compilers/clang.py60
1 files changed, 44 insertions, 16 deletions
diff --git a/lib/spack/spack/compilers/clang.py b/lib/spack/spack/compilers/clang.py
index 7386ceb173..6f6f462559 100644
--- a/lib/spack/spack/compilers/clang.py
+++ b/lib/spack/spack/compilers/clang.py
@@ -16,6 +16,25 @@ from spack.util.executable import Executable
from spack.version import ver
+#: compiler symlink mappings for mixed f77 compilers
+f77_mapping = [
+ ('gfortran', 'clang/gfortran'),
+ ('xlf_r', 'xl_r/xlf_r'),
+ ('xlf', 'xl/xlf'),
+ ('pgfortran', 'pgi/pgfortran'),
+ ('ifort', 'intel/ifort')
+]
+
+#: compiler symlink mappings for mixed f90/fc compilers
+fc_mapping = [
+ ('gfortran', 'clang/gfortran'),
+ ('xlf90_r', 'xl_r/xlf90_r'),
+ ('xlf90', 'xl/xlf90'),
+ ('pgfortran', 'pgi/pgfortran'),
+ ('ifort', 'intel/ifort')
+]
+
+
class Clang(Compiler):
# Subclasses use possible names of C compiler
cc_names = ['clang']
@@ -29,22 +48,31 @@ class Clang(Compiler):
# Subclasses use possible names of Fortran 90 compiler
fc_names = ['flang', 'gfortran', 'xlf90_r']
- # Named wrapper links within lib/spack/env
- link_paths = {'cc': 'clang/clang',
- 'cxx': 'clang/clang++'}
-
- if sys.platform == 'darwin':
- # Use default wrappers for fortran, in case provided in
- # compilers.yaml
- link_paths['f77'] = 'clang/gfortran'
- link_paths['fc'] = 'clang/gfortran'
- elif spack.architecture.sys_type() == 'linux-rhel7-ppc64le':
- # This platform uses clang with IBM XL Fortran compiler
- link_paths['f77'] = 'xl_r/xlf_r'
- link_paths['fc'] = 'xl_r/xlf90_r'
- else:
- link_paths['f77'] = 'clang/flang'
- link_paths['fc'] = 'clang/flang'
+ # Clang has support for using different fortran compilers with the
+ # clang executable.
+ @property
+ def link_paths(self):
+ # clang links are always the same
+ link_paths = {'cc': 'clang/clang',
+ 'cxx': 'clang/clang++'}
+
+ # fortran links need to look at the actual compiler names from
+ # compilers.yaml to figure out which named symlink to use
+ for compiler_name, link_path in f77_mapping:
+ if self.f77 and compiler_name in self.f77:
+ link_paths['f77'] = link_path
+ break
+ else:
+ link_paths['f77'] = 'clang/flang'
+
+ for compiler_name, link_path in fc_mapping:
+ if self.fc and compiler_name in self.fc:
+ link_paths['fc'] = link_path
+ break
+ else:
+ link_paths['fc'] = 'clang/flang'
+
+ return link_paths
@property
def is_apple(self):