pass the preferred host compiler to the CUDA compiler

bedroge · Nov 30, 2024 · ee21659 · ee21659
1 parent 358c719
commit ee21659
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/easybuild/easyblocks/generic/cmakemake.py b/easybuild/easyblocks/generic/cmakemake.py
@@ -328,6 +328,11 @@ def configure_step(self, srcdir=None, builddir=None):
         # ensure CMake uses EB python, not system or virtualenv python
         options.update(get_cmake_python_config_dict())
 
+        # pass the preferred host compiler to the CUDA compiler
+        cuda_root = get_software_root('CUDA')
+        if cuda_root:
+            self.cfg.update('preconfigopts', 'CUDAHOSTCXX=%s' % which(os.getenv('CXX', 'g++')))
+
         if not self.cfg.get('allow_system_boost', False):
             boost_root = get_software_root('Boost')
             if boost_root: