diff --git a/Tests/COnly/CMakeLists.txt b/Tests/COnly/CMakeLists.txt
index f9a681328f..dd64d1e480 100644
--- a/Tests/COnly/CMakeLists.txt
+++ b/Tests/COnly/CMakeLists.txt
@@ -1,3 +1,6 @@
 # a simple C only test case
 PROJECT (conly C)
+ADD_LIBRARY(c1 STATIC libc1.c)
+ADD_LIBRARY(c2 SHARED libc2.c)
 ADD_EXECUTABLE (conly conly.c foo.c foo.h)
+TARGET_LINK_LIBRARIES(conly c1 c2)
diff --git a/Tests/COnly/conly.c b/Tests/COnly/conly.c
index 3f720ef512..e8280ecff4 100644
--- a/Tests/COnly/conly.c
+++ b/Tests/COnly/conly.c
@@ -1,9 +1,22 @@
 #include "foo.h"
 
+#include "libc1.h"
+#include "libc2.h"
+
 #include <stdio.h>
 
 int main ()
 {
+  if ( LibC1Func() != 2.0 )
+    {
+    printf("Problem with libc1\n");
+    return 1;
+    }
+  if ( LibC2Func() != 1.0 )
+    {
+    printf("Problem with libc2\n");
+    return 1;
+    }
   printf("Foo: %s\n", foo);
   return 0;
 }
diff --git a/Tests/COnly/libc1.c b/Tests/COnly/libc1.c
new file mode 100644
index 0000000000..b01e1e1b54
--- /dev/null
+++ b/Tests/COnly/libc1.c
@@ -0,0 +1,4 @@
+float LibC1Func()
+{
+  return 2.0;
+}
diff --git a/Tests/COnly/libc1.h b/Tests/COnly/libc1.h
new file mode 100644
index 0000000000..84c94a9cb9
--- /dev/null
+++ b/Tests/COnly/libc1.h
@@ -0,0 +1 @@
+extern float LibC1Func();
diff --git a/Tests/COnly/libc2.c b/Tests/COnly/libc2.c
new file mode 100644
index 0000000000..9a61837394
--- /dev/null
+++ b/Tests/COnly/libc2.c
@@ -0,0 +1,4 @@
+float LibC2Func()
+{
+  return 1.0;
+}
diff --git a/Tests/COnly/libc2.h b/Tests/COnly/libc2.h
new file mode 100644
index 0000000000..c2d47e5fde
--- /dev/null
+++ b/Tests/COnly/libc2.h
@@ -0,0 +1 @@
+extern float LibC2Func();