superlu: fix build with clang21

2025-10-05 23:59:25 +08:00
parent 04e483ed80
commit f90df7f3ce
1 changed files with 5 additions and 0 deletions
@@ -34,6 +34,11 @@ stdenv.mkDerivation (finalAttrs: {
    })
  ];

+  # Prevent clang from crashing when compiling slatms.c from SuperLU’s matgen test code.
+  postPatch = lib.optionalString stdenv.cc.isClang ''
+    echo 'target_compile_options(matgen PRIVATE -fno-vectorize)' >> TESTING/MATGEN/CMakeLists.txt
+  '';
+
  nativeBuildInputs = [
    cmake
    ninja