Restrict GCC versions for older CUDA

conda-forge · Dec 7, 2020 · 3bbc113 · 3bbc113
1 parent d230660
commit 3bbc113
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
@@ -24,17 +24,24 @@ outputs:
     requirements:
       host:
         # Needed to symlink libcuda into sysroot libs.
-        - {{ compiler("c") }}
+        # FIXME: nvcc 9.* and 10.* don't work with GCC 9.
+        #        Adding custom GCC versions via conda_build_config.yaml fails
+        #        due to https://github.com/conda/conda-build/issues/3974
+        #        => use hardcoded compiler package names to workaround that.
+        - {{ compiler("c") }}    # [not (linux64 and (cuda_compiler_version or "").startswith(("9.", "10.")))]
+        - gcc_linux_64 7         # [linux64 and (cuda_compiler_version or "").startswith(("9.", "10."))]
         - sysroot_linux-64 2.17  # [linux and cuda_compiler_version == "11.0"]
         - __glibc >=2.17         # [linux and cuda_compiler_version == "11.0"]
       run:
         - sysroot_linux-64 2.17  # [linux and cuda_compiler_version == "11.0"]
         - __glibc >=2.17         # [linux and cuda_compiler_version == "11.0"]
     test:
       requires:
-        - {{ compiler("c") }}
+        - {{ compiler("c") }}    # [not (linux64 and (cuda_compiler_version or "").startswith(("9.", "10.")))]
+        - gcc_linux_64 7         # [linux64 and (cuda_compiler_version or "").startswith(("9.", "10."))]
         # Host code is forwarded to a C++ compiler
-        - {{ compiler("cxx") }}
+        - {{ compiler("cxx") }}  # [not (linux64 and (cuda_compiler_version or "").startswith(("9.", "10.")))]
+        - gxx_linux_64 7         # [linux64 and (cuda_compiler_version or "").startswith(("9.", "10."))]
         - sysroot_linux-64 2.17  # [linux and cuda_compiler_version == "11.0"]
       files:
         - test.cu