[mlir][Bazel] Avoid __attribute__((weak)) for MSVC.

Differential Revision: https://reviews.llvm.org/D146405
llvm · Mar 20, 2023 · a348ba2 · a348ba2
1 parent 499e1a5
commit a348ba2
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/utils/bazel/llvm-project-overlay/mlir/BUILD.bazel b/utils/bazel/llvm-project-overlay/mlir/BUILD.bazel
@@ -4101,7 +4101,13 @@ write_file(
 // Provide a weak registration stub in case the real SerializeToCubin is not
 // linked in.
 
+#if defined(_MSC_VER)
+// This might not work correctly, but it avoids a compilation error because
+// MSVC does not support __attribute__((weak)).
+void mlir::registerGpuSerializeToCubinPass() {}
+#else
 __attribute__((weak)) void mlir::registerGpuSerializeToCubinPass() {}
+#endif
 """,
     ],
 )