================
@@ -476,6 +476,47 @@ The SYCL kernel in the previous code sample meets these
expectations.
}];
}
+def SYCLExternalDocs : Documentation {
+ let Category = DocCatFunction;
+ let Heading = "sycl_external";
+ let Content = [{
+The ``sycl_external`` attribute indicates that a function defined in another
+translation unit may be called by a device function defined in the current
+translation unit or, if defined in the current translation unit, the function
+may be called by device functions defined in other translation units.
+The attribute is intended for use in the implementation of the
``SYCL_EXTERNAL``
+macro as specified in section 5.10.1, "SYCL functions and member functions
+linkage", of the SYCL 2020 specification.
+
+The attribute only appertains to functions and only those that meet the
+following requirements.
+
+* Has external linkage.
----------------
erichkeane wrote:
```suggestion
* Has external linkage
```
https://github.com/llvm/llvm-project/pull/140282
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