deps: icu 62.1 bump (Unicode 11, CLDR 33.1)

- Full release notes: http://site.icu-project.org/download/62

Fixes: #21452
PR-URL: #21728

Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Bradley Farias <bradley.meck@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>

configure

@@ -1185,8 +1185,8 @@ def glob_to_var(dir_base, dir_sub, patch_dir):
 def configure_intl(o):
   icus = [
     {
-      'url': 'https://ssl.icu-project.org/files/icu4c/61.1/icu4c-61_1-src.zip',
-      'md5': '780d8524c8a860ed8d8f6fe75cb7ce3f',
+      'url': 'https://sourceforge.net/projects/icu/files/ICU4C/62.1/icu4c-62_1-src.zip',
+      'md5': '408854f7b9b58311b68fab4b4dfc80be',
     },
   ]
   def icu_download(path):

deps/icu-small/README-SMALL-ICU.txt

@@ -1,8 +1,8 @@
 Small ICU sources - auto generated by shrink-icu-src.py
 
 This directory contains the ICU subset used by --with-intl=small-icu (the default)
-It is a strict subset of ICU 61 source files with the following exception(s):
-* deps/icu-small/source/data/in/icudt61l.dat : Reduced-size data file
+It is a strict subset of ICU 62 source files with the following exception(s):
+* deps/icu-small/source/data/in/icudt62l.dat : Reduced-size data file
 
 
 To rebuild this directory, see ../../tools/icu/README.md

deps/icu-small/source/common/charstr.cpp

@@ -23,6 +23,18 @@
 
 U_NAMESPACE_BEGIN
 
+CharString::CharString(CharString&& src) U_NOEXCEPT
+        : buffer(std::move(src.buffer)), len(src.len) {
+    src.len = 0;  // not strictly necessary because we make no guarantees on the source string
+}
+
+CharString& CharString::operator=(CharString&& src) U_NOEXCEPT {
+    buffer = std::move(src.buffer);
+    len = src.len;
+    src.len = 0;  // not strictly necessary because we make no guarantees on the source string
+    return *this;
+}
+
 CharString &CharString::copyFrom(const CharString &s, UErrorCode &errorCode) {
     if(U_SUCCESS(errorCode) && this!=&s && ensureCapacity(s.len+1, 0, errorCode)) {
         len=s.len;

deps/icu-small/source/common/charstr.h

@@ -55,6 +55,18 @@ class U_COMMON_API CharString : public UMemory {
     }
     ~CharString() {}
 
+    /**
+     * Move constructor; might leave src in an undefined state.
+     * This string will have the same contents and state that the source string had.
+     */
+    CharString(CharString &&src) U_NOEXCEPT;
+    /**
+     * Move assignment operator; might leave src in an undefined state.
+     * This string will have the same contents and state that the source string had.
+     * The behavior is undefined if *this and src are the same object.
+     */
+    CharString &operator=(CharString &&src) U_NOEXCEPT;
+
     /**
      * Replaces this string's contents with the other string's contents.
      * CharString does not support the standard copy constructor nor

deps/icu-small/source/common/cmemory.h

@@ -299,6 +299,14 @@ class MaybeStackArray {
      * Destructor deletes the array (if owned).
      */
     ~MaybeStackArray() { releaseArray(); }
+    /**
+     * Move constructor: transfers ownership or copies the stack array.
+     */
+    MaybeStackArray(MaybeStackArray<T, stackCapacity> &&src) U_NOEXCEPT;
+    /**
+     * Move assignment: transfers ownership or copies the stack array.
+     */
+    MaybeStackArray<T, stackCapacity> &operator=(MaybeStackArray<T, stackCapacity> &&src) U_NOEXCEPT;
     /**
      * Returns the array capacity (number of T items).
      * @return array capacity
@@ -376,6 +384,11 @@ class MaybeStackArray {
             uprv_free(ptr);
         }
     }
+    void resetToStackArray() {
+        ptr=stackArray;
+        capacity=stackCapacity;
+        needToRelease=FALSE;
+    }
     /* No comparison operators with other MaybeStackArray's. */
     bool operator==(const MaybeStackArray & /*other*/) {return FALSE;}
     bool operator!=(const MaybeStackArray & /*other*/) {return TRUE;}
@@ -398,6 +411,34 @@ class MaybeStackArray {
 #endif
 };
 
+template<typename T, int32_t stackCapacity>
+icu::MaybeStackArray<T, stackCapacity>::MaybeStackArray(
+        MaybeStackArray <T, stackCapacity>&& src) U_NOEXCEPT
+        : ptr(src.ptr), capacity(src.capacity), needToRelease(src.needToRelease) {
+    if (src.ptr == src.stackArray) {
+        ptr = stackArray;
+        uprv_memcpy(stackArray, src.stackArray, sizeof(T) * src.capacity);
+    } else {
+        src.resetToStackArray();  // take ownership away from src
+    }
+}
+
+template<typename T, int32_t stackCapacity>
+inline MaybeStackArray <T, stackCapacity>&
+MaybeStackArray<T, stackCapacity>::operator=(MaybeStackArray <T, stackCapacity>&& src) U_NOEXCEPT {
+    releaseArray();  // in case this instance had its own memory allocated
+    capacity = src.capacity;
+    needToRelease = src.needToRelease;
+    if (src.ptr == src.stackArray) {
+        ptr = stackArray;
+        uprv_memcpy(stackArray, src.stackArray, sizeof(T) * src.capacity);
+    } else {
+        ptr = src.ptr;
+        src.resetToStackArray();  // take ownership away from src
+    }
+    return *this;
+}
+
 template<typename T, int32_t stackCapacity>
 inline T *MaybeStackArray<T, stackCapacity>::resize(int32_t newCapacity, int32_t length) {
     if(newCapacity>0) {
@@ -447,9 +488,7 @@ inline T *MaybeStackArray<T, stackCapacity>::orphanOrClone(int32_t length, int32
         uprv_memcpy(p, ptr, (size_t)length*sizeof(T));
     }
     resultCapacity=length;
-    ptr=stackArray;
-    capacity=stackCapacity;
-    needToRelease=FALSE;
+    resetToStackArray();
     return p;
 }
 

deps/icu-small/source/common/edits.cpp

@@ -4,10 +4,12 @@
 // edits.cpp
 // created: 2017feb08 Markus W. Scherer
 
-#include "unicode/utypes.h"
 #include "unicode/edits.h"
+#include "unicode/unistr.h"
+#include "unicode/utypes.h"
 #include "cmemory.h"
 #include "uassert.h"
+#include "util.h"
 
 U_NAMESPACE_BEGIN
 
@@ -773,4 +775,29 @@ int32_t Edits::Iterator::sourceIndexFromDestinationIndex(int32_t i, UErrorCode &
     }
 }
 
+UnicodeString& Edits::Iterator::toString(UnicodeString& sb) const {
+    sb.append(u"{ src[", -1);
+    ICU_Utility::appendNumber(sb, srcIndex);
+    sb.append(u"..", -1);
+    ICU_Utility::appendNumber(sb, srcIndex + oldLength_);
+    if (changed) {
+        sb.append(u"] ⇝ dest[", -1);
+    } else {
+        sb.append(u"] ≡ dest[", -1);
+    }
+    ICU_Utility::appendNumber(sb, destIndex);
+    sb.append(u"..", -1);
+    ICU_Utility::appendNumber(sb, destIndex + newLength_);
+    if (changed) {
+        sb.append(u"], repl[", -1);
+        ICU_Utility::appendNumber(sb, replIndex);
+        sb.append(u"..", -1);
+        ICU_Utility::appendNumber(sb, replIndex + newLength_);
+        sb.append(u"] }", -1);
+    } else {
+        sb.append(u"] (no-change) }", -1);
+    }
+    return sb;
+}
+
 U_NAMESPACE_END

deps/icu-small/source/common/locmap.cpp

@@ -1015,7 +1015,7 @@ static const char*
 getPosixID(const ILcidPosixMap *this_0, uint32_t hostID)
 {
     uint32_t i;
-    for (i = 0; i <= this_0->numRegions; i++)
+    for (i = 0; i < this_0->numRegions; i++)
     {
         if (this_0->regionMaps[i].hostID == hostID)
         {