Remove narrowing warning flag

Author: Bret Ambrose

aws-cpp-sdk-core-tests/utils/StringUtilsTest.cpp

@@ -196,7 +196,7 @@ TEST(StringUtilsTest, TestInt32Conversion)
     long long intValue = INT_MAX - 1;
     std::stringstream ss;
     ss << intValue;
-    
+
     ASSERT_EQ(0, StringUtils::ConvertToInt32(NULL));
     ASSERT_EQ(0, StringUtils::ConvertToInt32(""));
     ASSERT_EQ(intValue, StringUtils::ConvertToInt32(ss.str().c_str()));

aws-cpp-sdk-core/CMakeLists.txt

@@ -354,7 +354,6 @@ if(NOT PLATFORM_WINDOWS)
 
         if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
             target_compile_options(aws-cpp-sdk-core PRIVATE -Wno-unused-private-field)
-            target_compile_options(aws-cpp-sdk-core PUBLIC -Wshorten-64-to-32)
 
             if(PLATFORM_ANDROID AND ANDROID_ABI MATCHES "mips*")
                 string(REGEX REPLACE "-finline-functions" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")