4 files changed, 27 insertions, 0 deletions
diff --git a/testtools/source/bridgetest/bridgetest.cxx b/testtools/source/bridgetest/bridgetest.cxx
index 4168fd3d62a1..74f89469b077 100644
--- a/testtools/source/bridgetest/bridgetest.cxx
+++ b/testtools/source/bridgetest/bridgetest.cxx
@@ -563,6 +563,11 @@ static sal_Bool performTest(
             bRet = check( memcmp(&aIn, &aOut, sizeof(MixedFloatAndInteger)) == 0, "mixed float and integer struct test" ) && bRet;
         }
         {
+            ThreeByteStruct aIn(9, 10, 11);
+            ThreeByteStruct aOut = xLBT->echoThreeByteStruct(aIn);
+            bRet = check( memcmp(&aIn, &aOut, sizeof(ThreeByteStruct)) == 0, "three byte struct test" ) && bRet;
+        }
+        {
             sal_Int32 i2 = xLBT->testPPCAlignment( 0, 0, 0, 0, 0xbeaf );
             bRet = check( i2 == 0xbeaf, "ppc-style alignment test" ) && bRet;
         }
diff --git a/testtools/source/bridgetest/cli/cli_cs_testobj.cs b/testtools/source/bridgetest/cli/cli_cs_testobj.cs
index c88e4d3c4589..246d3e1898a6 100644
--- a/testtools/source/bridgetest/cli/cli_cs_testobj.cs
+++ b/testtools/source/bridgetest/cli/cli_cs_testobj.cs
@@ -254,6 +254,11 @@ public class BridgeTestObject : WeakBase, XRecursiveCall, XBridgeTest2
         return arg;
     }
 
+    public ThreeByteStruct echoThreeByteStruct(/*[in]*/ThreeByteStruct arg)
+    {
+        return arg;
+    }
+
     public int testPPCAlignment( long l1, long l2, int i1, long l3, int i2 )
     {
         return i2;
diff --git a/testtools/source/bridgetest/cppobj.cxx b/testtools/source/bridgetest/cppobj.cxx
index 1c8139bfb7fb..d765e14d33d4 100644
--- a/testtools/source/bridgetest/cppobj.cxx
+++ b/testtools/source/bridgetest/cppobj.cxx
@@ -227,6 +227,8 @@ public:
         { return rStruct; }
     virtual MixedFloatAndInteger SAL_CALL echoMixedFloatAndInteger(const MixedFloatAndInteger& rStruct) throw(com::sun::star::uno::RuntimeException)
         { return rStruct; }
+    virtual ThreeByteStruct SAL_CALL echoThreeByteStruct(const ThreeByteStruct& rStruct) throw(com::sun::star::uno::RuntimeException)
+        { return rStruct; }
     virtual sal_Int32 SAL_CALL testPPCAlignment( sal_Int64, sal_Int64, sal_Int32, sal_Int64, sal_Int32 i2 ) throw(com::sun::star::uno::RuntimeException)
         { return i2; }
 
diff --git a/testtools/source/bridgetest/idl/bridgetest.idl b/testtools/source/bridgetest/idl/bridgetest.idl
index e38a2f2e0b7a..82db3207cfd3 100644
--- a/testtools/source/bridgetest/idl/bridgetest.idl
+++ b/testtools/source/bridgetest/idl/bridgetest.idl
@@ -129,6 +129,16 @@ struct MixedFloatAndInteger
     long                       b;
 };
 /**
+ * Small struct with three bytes.  Should *not* return in registers on
+ * BSDs/MACOSx
+ */
+struct ThreeByteStruct
+{
+    byte                       a;
+    byte                       b;
+    byte                       c;
+};
+/**
  * complex types adding string, inteface, any
  */
 struct TestElement : TestSimple
@@ -295,6 +305,11 @@ interface XBridgeTestBase : com::sun::star::uno::XInterface
     MixedFloatAndInteger echoMixedFloatAndInteger( [in] MixedFloatAndInteger aStruct );
 
     /**
+     * register return test 7
+     */
+    ThreeByteStruct echoThreeByteStruct( [in] ThreeByteStruct aStruct );
+
+    /**
      * PPC Alignment test (#i107182#)
      */
     long testPPCAlignment( [in] hyper l1, [in] hyper l2, [in] long i1, [in] hyper l3, [in] long i2 );