Remove ICC warning in nomalloc unit test.
diff --git a/test/nomalloc.cpp b/test/nomalloc.cpp
index d4ffcef..a05bcb3 100644
--- a/test/nomalloc.cpp
+++ b/test/nomalloc.cpp
@@ -12,6 +12,12 @@
 #ifdef __GNUC__
 #define throw(X)
 #endif
+
+#ifdef __INTEL_COMPILER
+  // disable "warning #76: argument to macro is empty" produced by the above hack
+  #pragma warning disable 76
+#endif
+
 // discard stack allocation as that too bypasses malloc
 #define EIGEN_STACK_ALLOCATION_LIMIT 0
 // any heap allocation will raise an assert