diff --git a/icu4c/source/common/ucol_swp.cpp b/icu4c/source/common/ucol_swp.cpp
index cf4d5519b3e..7c3addd0ddc 100644
--- a/icu4c/source/common/ucol_swp.cpp
+++ b/icu4c/source/common/ucol_swp.cpp
@@ -156,7 +156,7 @@ ucol_swapBinary(const UDataSwapper *ds,
 
     const UCATableHeader *inHeader;
     UCATableHeader *outHeader;
-    UCATableHeader header={ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, {0,0,0,0}, {0,0,0,0}, {0,0,0,0}, {0,0,0,0}, 0 };
+    UCATableHeader header;
 
     uint32_t count;
 
@@ -181,6 +181,7 @@ ucol_swapBinary(const UDataSwapper *ds,
      * sizeof(UCATableHeader)==42*4 in ICU 2.8
      * check the length against the header size before reading the size field
      */
+    uprv_memset(&header, 0, sizeof(header));
     if(length<0) {
         header.size=udata_readInt32(ds, inHeader->size);
     } else if((length<(42*4) || length<(header.size=udata_readInt32(ds, inHeader->size)))) {
diff --git a/icu4c/source/test/cintltst/cstrtest.c b/icu4c/source/test/cintltst/cstrtest.c
index 44837dde3fc..afef9d33ad1 100644
--- a/icu4c/source/test/cintltst/cstrtest.c
+++ b/icu4c/source/test/cintltst/cstrtest.c
@@ -1,6 +1,6 @@
 /*
 **********************************************************************
-* Copyright (C) 1998-2009, International Business Machines Corporation 
+* Copyright (C) 1998-2010, International Business Machines Corporation 
 * and others.  All Rights Reserved.
 **********************************************************************
 *
@@ -302,25 +302,25 @@ TestCompareInvEbcdicAsAscii() {
     static const char *const invStrings[][2]={
         /* invariant-character strings in ascending ASCII order */
         /* EBCDIC       native */
-        "",             "",
-        "\x6c",         "%",
-        "\xf0",         "0",
-        "\xf0\xf0",     "00",
-        "\xf0\xf0\x81", "00a",
-        "\x7e",         "=",
-        "\xc1",         "A",
-        "\xc1\xf0\xf0", "A00",
-        "\xc1\xf0\xf0", "A00",
-        "\xc1\xc1",     "AA",
-        "\xc1\xc1\xf0", "AA0",
-        "\x6d",         "_",
-        "\x81",         "a",
-        "\x81\xf0\xf0", "a00",
-        "\x81\xf0\xf0", "a00",
-        "\x81\x81",     "aa",
-        "\x81\x81\xf0", "aa0",
-        "\x81\x81\x81", "aaa",
-        "\x81\x81\x82", "aab"
+        { "",             "" },
+        { "\x6c",         "%" },
+        { "\xf0",         "0" },
+        { "\xf0\xf0",     "00" },
+        { "\xf0\xf0\x81", "00a" },
+        { "\x7e",         "=" },
+        { "\xc1",         "A" },
+        { "\xc1\xf0\xf0", "A00" },
+        { "\xc1\xf0\xf0", "A00" },
+        { "\xc1\xc1",     "AA" },
+        { "\xc1\xc1\xf0", "AA0" },
+        { "\x6d",         "_" },
+        { "\x81",         "a" },
+        { "\x81\xf0\xf0", "a00" },
+        { "\x81\xf0\xf0", "a00" },
+        { "\x81\x81",     "aa" },
+        { "\x81\x81\xf0", "aa0" },
+        { "\x81\x81\x81", "aaa" },
+        { "\x81\x81\x82", "aab" }
     };
     int32_t i;
     for(i=1; i<LENGTHOF(invStrings); ++i) {