1 files changed, 44 insertions, 0 deletions
diff --git a/third_party/rust/packed_simd/src/testing/macros.rs b/third_party/rust/packed_simd/src/testing/macros.rs
new file mode 100644
index 0000000000..6008634c76
--- /dev/null
+++ b/third_party/rust/packed_simd/src/testing/macros.rs
@@ -0,0 +1,44 @@
+//! Testing macros
+
+macro_rules! test_if {
+    ($cfg_tt:tt: $it:item) => {
+        #[cfg(any(
+                            // Test everything if:
+                            //
+                            // * tests are enabled,
+                            // * no features about exclusively testing
+                            //   specific vector classes are enabled
+                            all(test, not(any(
+                                test_v16,
+                                test_v32,
+                                test_v64,
+                                test_v128,
+                                test_v256,
+                                test_v512,
+                                test_none,  // disables all tests
+                            ))),
+                            // Test if:
+                            //
+                            // * tests are enabled
+                            // * a particular cfg token tree returns true
+                            all(test, $cfg_tt),
+                        ))]
+        $it
+    };
+}
+
+#[cfg(test)]
+#[allow(unused)]
+macro_rules! ref_ {
+    ($anything:tt) => {
+        &$anything
+    };
+}
+
+#[cfg(test)]
+#[allow(unused)]
+macro_rules! ref_mut_ {
+    ($anything:tt) => {
+        &mut $anything
+    };
+}