[gn] "port" fc7857ca95bb (CIRUnitTests)
CIRUnitTests depends on mlir, so create a dummy target to make
the sync script happy. (This is behind CLANG_ENABLE_CIR in cmake.)
diff --git a/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn b/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn
new file mode 100644
index 0000000..c480200
--- /dev/null
+++ b/llvm/utils/gn/secondary/clang/unittests/CIR/BUILD.gn
@@ -0,0 +1,5 @@
+# Dummy target because real CIRUnitTests depends on //mlir, which isn't
+# part of the GN build.
+group("CIRUnitTests") {
+ sources = [ "PointerLikeTest.cpp" ]
+}
