There are 2456 warnings that come from javaClasses.inline.hpp and 6 from javaClasses.cpp, that are trivially fixed with a cast (that's already checked for).
2456 src/hotspot/share/classfile/javaClasses.inline.hpp
6 src/hotspot/share/classfile/javaClasses.cpp
- relates to
- 
                    JDK-8310297 assert(static_cast<T1>(result) == thing) with ctw -           
- Resolved
 
-         
- 
                    JDK-8314166 Update googletest to v1.14.0 -           
- Resolved
 
-         
- 
                    JDK-8177481 Prepare Runtime code for -Wconversion -           
- Closed
 
-         
 
        