diff --git a/icu4c/source/i18n/digitlst.cpp b/icu4c/source/i18n/digitlst.cpp
index ec3dc971962..39a30cf9378 100644
--- a/icu4c/source/i18n/digitlst.cpp
+++ b/icu4c/source/i18n/digitlst.cpp
@@ -921,7 +921,7 @@ DigitList::isZero() const
 
 
 
-void * U_EXPORT2 DigitList::operator new(size_t size, void *stack, EStackMode mode) U_NO_THROW {
+void * U_EXPORT2 DigitList::operator new(size_t /*size*/, void *stack, EStackMode /*mode*/) U_NO_THROW {
   return stack;
 }
 
diff --git a/icu4c/source/test/cintltst/cmsgtst.c b/icu4c/source/test/cintltst/cmsgtst.c
index 2ff3fbd486b..a16b1ba31ad 100644
--- a/icu4c/source/test/cintltst/cmsgtst.c
+++ b/icu4c/source/test/cintltst/cmsgtst.c
@@ -1,6 +1,6 @@
 /********************************************************************
  * COPYRIGHT: 
- * Copyright (c) 1997-2011, International Business Machines Corporation and
+ * Copyright (c) 1997-2012, International Business Machines Corporation and
  * others. All Rights Reserved.
  ********************************************************************
  *
@@ -219,7 +219,7 @@ static void MessageFormatTest( void )
                         austrdup(result), austrdup(testResultStrings[i]) );
                 }
 
-#if U_PLATFORM_IS_DARWIN_BASED || (U_PLATFORM == U_PF_LINUX) /* add platforms here .. */
+#if (U_PLATFORM == U_PF_LINUX) /* add platforms here .. */
                 log_verbose("Skipping potentially crashing test for mismatched varargs.\n");
 #else
                 log_verbose("Note: the next is a platform dependent test. If it crashes, add an exclusion for your platform near %s:%d\n", __FILE__, __LINE__);