Set HAVE_UCOL_CLONE and remove no-deprecated-declarations on ios

Author: Steve Pfister

src/mono/CMakeLists.txt

@@ -739,7 +739,7 @@ elseif(HOST_BROWSER)
   set(STATIC_ICU 1)
   set(ICU_LIBS "icucore")
 elseif(HOST_IOS OR HOST_TVOS OR HOST_MACCAT)
-  set(ICU_FLAGS "-DTARGET_UNIX -DU_DISABLE_RENAMING -Wno-reserved-id-macro -Wno-documentation -Wno-documentation-unknown-command -Wno-switch-enum -Wno-covered-switch-default -Wno-extra-semi-stmt -Wno-unknown-warning-option -Wno-deprecated-declarations")
+  set(ICU_FLAGS "-DTARGET_UNIX -DU_DISABLE_RENAMING -Wno-reserved-id-macro -Wno-documentation -Wno-documentation-unknown-command -Wno-switch-enum -Wno-covered-switch-default -Wno-extra-semi-stmt -Wno-unknown-warning-option")
   set(HAVE_SYS_ICU 1)
   set(STATIC_ICU 1)
   set(ICU_LIBS icuuc icui18n icudata)

src/native/libs/System.Globalization.Native/configure.cmake

@@ -1,7 +1,13 @@
 if(CLR_CMAKE_TARGET_ANDROID OR CLR_CMAKE_TARGET_APPLE OR CLR_CMAKE_TARGET_BROWSER OR CLR_CMAKE_TARGET_WASI)
     set(HAVE_SET_MAX_VARIABLE 1)
     set(HAVE_UDAT_STANDALONE_SHORTER_WEEKDAYS 1)
-    set(HAVE_UCOL_CLONE 0)
+    
+    # Android uses its own system ICU
+    if(CLR_CMAKE_TARGET_ANDROID)
+        set(HAVE_UCOL_CLONE 0)
+    else()
+        set(HAVE_UCOL_CLONE 1)
+    endif()
 else()
     include(CheckCSourceCompiles)
     include(CheckSymbolExists)