Update ICU to 54.1 step 1

source/i18n/regexcmp.h

Index: source/i18n/regexcmp.h
diff --git a/source/i18n/regexcmp.h b/source/i18n/regexcmp.h
index b17e6bdc12e761dde87b51e8fead4981f2c1cc81..debdf45833ae6a2a1fa4aa547dca24e54d15626a 100644
--- a/source/i18n/regexcmp.h
+++ b/source/i18n/regexcmp.h
@@ -1,7 +1,7 @@
 //
 //  regexcmp.h
 //
-//  Copyright (C) 2002-2012, International Business Machines Corporation and others.
+//  Copyright (C) 2002-2014, International Business Machines Corporation and others.
 //  All Rights Reserved.
 //
 //  This file contains declarations for the class RegexCompile
@@ -22,6 +22,7 @@
 #include "unicode/parseerr.h"
 #include "uhash.h"
 #include "uvector.h"
+#include "uvectr32.h"
 
 
 
@@ -37,7 +38,7 @@ struct  RegexTableEl;
 class   RegexPattern;
 
 
-class RegexCompile : public UMemory {
+class U_I18N_API RegexCompile : public UMemory {
 public:
 
     enum {
@@ -103,11 +104,6 @@ private:
     void        fixLiterals(UBool split=FALSE);      // Generate code for pending literal characters.
     void        insertOp(int32_t where);             // Open up a slot for a new op in the
                                                      //   generated code at the specified location.
-    void        appendOp(int32_t op);                // Append a new op to the compiled pattern.
-    int32_t     allocateData(int32_t size);          // Allocate space in the matcher data area.
-                                                     //   Return index of the newly allocated data.
-    int32_t     allocateStackData(int32_t size);     // Allocate space in the match back-track stack frame.
-                                                     //   Return offset index in the frame.
     int32_t     minMatchLength(int32_t start,
                                int32_t end);
     int32_t     maxMatchLength(int32_t start,
@@ -120,6 +116,10 @@ private:
     UChar32     scanNamedChar();
     UnicodeSet *createSetForProperty(const UnicodeString &propName, UBool negated);
 
+public:   // Public for testing only.
+    static void U_EXPORT2 findCaseInsensitiveStarters(UChar32 c, UnicodeSet *starterChars);
+private:
+
 
     UErrorCode                    *fStatus;
     RegexPattern                  *fRXPat;
@@ -187,9 +187,7 @@ private:
     int32_t                       fMatchOpenParen;   // The position in the compiled pattern
                                                      //   of the slot reserved for a state save
                                                      //   at the start of the most recently processed
-                                                     //   parenthesized block. Updated when processing
-                                                     //   a close to the location for the corresponding open.
-
+                                                     //   parenthesized block.
     int32_t                       fMatchCloseParen;  // The position in the pattern of the first
                                                      //   location after the most recently processed
                                                      //   parenthesized block.