dd unit test, comment out one more forgotten intrinsic function

Author: ghaug

SampleProjects/TestSomething/test/atomic.cpp

@@ -0,0 +1,39 @@
+#include <ArduinoUnitTests.h>
+#include <Arduino.h>
+#include <util/atomic.h>
+
+
+unittest(atomic)
+{
+  // The macros don't do anything on the host platform, just make sure
+  // they compile without error.
+
+  int a = 1;
+  int b = 2;
+
+  ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
+    a += b;
+    b++;
+  }
+
+  ATOMIC_BLOCK(ATOMIC_FORCEON) {
+    a += b;
+    b++;
+  }
+
+  NONATOMIC_BLOCK(NONATOMIC_RESTORESTATE) {
+    a += b;
+    b++;
+  }
+
+  NONATOMIC_BLOCK(NONATOMIC_FORCEOFF) {
+    a += b;
+    b++;
+  }
+
+  assertEqual(a, 15);
+  assertEqual(b, 6);
+}
+
+
+unittest_main()

cpp/arduino/util/atomic.h

@@ -42,7 +42,8 @@
 /* Internal helper functions. */
 static __inline__ uint8_t __iSeiRetVal(void)
 {
-    sei();
+    // Just do nothing
+    //sei();
     return 1;
 }